ECAT Chemistry Carboxylic Acid Chapter Test Online

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1. Which one is in the form of yellow or orange crystalline solid?

Propanoneoxime

Acetaldehydehydrazone

Propauone phenyl hydrazine

2, 4 dinitropheny hydrazine

2. Which of the following is incorrect?

FeCl₃ is used in the detection of phenols

Tollen’s reagent is used in detection of unsaturation

Fehling solution is used in the detection of glucose

NaHSO₃ is used in the detection of carbonyl compounds

3. 1, 3-Dibromopropane reacts with metallic zinc to form

Propane

Propene

Cyclopropane

Hexane

4. SN1 reaction of alkylhalides leads to

Retention of configuration

Recemisation

Inversion of configuration

None of these

5. The aldol on heating

Loses water and have a double bond between ∞ and β carbon

Loses hydrogen and have a double bond between C – C

It is not possible

Loses CO2 and have a double bond between ∞ and β carbon

6. Which of the following compounds does not react with NaHSO₃?

Acetophenone

Acetaldehyde

C₆H₅CHO

Acetone

7. When ethylene glycol is heated with acidified potassium permanganate, the main organic compound obtained is

Oxalic acid

Glyoxal

Acetaldehyde

Formic acid

8. A nucleophilic reagent will readily attack

Ethylene

Ethanoyl chloride

Ethyne

Ethanal

9. Acidic hydrolysis of acetamide gives

Formic acid

Acetic acid

Methyl amine

Acetaldehyde

10. Which of the following compounds gives a ketone with Grignard’s reagent?

Methyl iodide

Formaldehyde

Ethyl alcolhol

Ethanenitrile

11. Formic acid is obtained when

Glycerol is heated with oxalic acid

Calcium formate is heated with calcium acetate

Calcium acetate is heated with conc, H₂SO₄

Acetaldehyde is oxidized with K₂Cr₂O₇ and H₂SO₄

12. Organic acid without a carboxylic acid group is

Vinegar

Picric acid

Oxalic acid

Ascorbic acid

13. When alcohols react with carboxylic acids the product is

An ether

An alkane

An ester

No reaction

14. Alkylhalides are considered to be very reactive compounds towards nucleophiles, because

They have a neucleophilic carbon and bad leaving group

They have an electrophilic carbon and good leaving group

They have an electrophilic carbon

They have a neuclophilic carbon and good leaving group

15. Which of the following is hypotonic?

Paraldehyde

None

Acetaldehyde

Metaldehyde

16. The boiling point of glycerol is more than propanal because of:

Hybridization

Resonance

H-bonding

All these

17. An artificial smell of banana is produced in many articles by using esters. Which of the following is that?

Amyl acetate

Isoaml valerate

Octyl acetate

Methyl butyrate

18. Toluene can be oxidized to benzoic acid by

K₂Cr₂O₇ (acidic)

KMnO₄ (alk)

Both

None

19. Wolf-Kishner reduction is used for the reduction of:

Nitro compounds

Carboxylic acids

Carbonyl compounds

Olefins

20. Which one of the following reaction it not given by the formaldehyde?

Iodoform reaction

Reaction of Fehling solution

Phenol complexes

Recuction of Tollen’s reaction

21. Which of the following statements is correct?

Phenol is more acidic than carbonic acid

Phenol is more acidic than CH₃COOH

Phenol is less acidic than ethyl alcohol

Phenol is more acidic than ethanol

22. Zinc powder + Ph – OH → X. In the above reaction the product X will be

Phenyl acetate

Benzene

Benzaldehyde

Anisole

23. The order of decreasing ease of reaction with ammonia is

Esters, ethers, anhydrides

Anhydrides, ethers, esters

Anhydrides, esters, ethers

Ethers, anhydrides, esters

24. Which type of alcohol among the following are resistant to oxidation?

All above

Secondary

Tertiary

Primary

25. Which one of the following is no use of acetic acid?

Local irritant

Formation of alcohol

Formation of rayon and silk

Coagulant for rubber latex

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26. Self-condensation of acetaldehyde in the presence of dilute alkalies gives

Mesitylene

An aldol

Propionaldehyde

An acetal

27. Unpleasant smell of carbylamine is obtained when chloroform and alcoholic KOH are heated with

Any primary amine

Any amine

Any aliphatic amine

Any aromatic amine

28. Which statement in not correct about alcohol?

Ethyl alcohol evaporate more quickly

Alcohol produces H₂ by reaction with sodium metal.

Alcohol with less number of carbon atoms is more soluble in water than alcohol with more number of carbon atoms

Ethyl alcohol is heavier than water

29. Gammexane is

Bromo benzene

Benzene hexachloride

Chlorobenzene

Benzyl chloride

30. When propanamide reacts with Br₂ and NaOH then which of the following compounds is formed?

Propyl alcohol

Ethylamine

Ethyl alcohol

Propyl amine

31. If formaldehyde and KOH are heated then we get

Methyl alcohol

Ethyl formate

Acetylene

Methane

32. What will happen if LiAlH₄ is added to an ester?

Two units of alcohol are obtained

Two units of acids are obtained

One unit of alcohol and one unit of acid is obtained

None of these

33. In which reaction, aromatic aldehyde is treated with acid anhydride in the presence of corresponding salt of the acid to give unsaturated aromatic acid?

Wurtz reaction

None of these

Perkin’s reaction

Friedel-Crafts reaction

34. Carbon atom holding halogen in aryl halides is

sp²-hybridesed

sp³-hybrideshed

sp-hybrideshed

Sp³d-hybrideshed

35. Bakelite is a polymer of

Formaldehyde

Phenol

Benzyl alcohol

Hydroxy benzyl alcohol

36. Rearrangement of an oxime to an amide in the presence of strong acid is called.

Fires rearrangement

Curtius rearrangement

Beckman rearrangement

Aldol condensation

37. Hydrogenation of benzoyl chloride in presence of Pd on BaSO₄ gives

Benzyl alcohol

Phenol

Benzaldehyde

Benzoic acid

38. Grignard’s reagent is reactive due to

The polarity of C-Mg bond

None of these

The presence of Mg atom

The pressure of halogen atom

39. Picric acid is

2, 4, 6-Tribromoethanol

2, 4, 6-Trinitrotoluene

2, 4, 6-Trinitrophenol

Para-Nitrophenol

40. A compound possessing α-hydrogen atom, in the presence of dilute alkali forms β-hydroxy aldehyde. This product on heating with dilute acid forms an unsaturated crotonaldehyde. The compound is

CH₂ ≡ CH – CHO

CH₃CHO

HC ≡ C – CHO

CH₃CH₂CHO

41. On warming with silver powder, chloroform is converted into

Hexachloroethane

Acetylene

Ethylene

1, 1, 2, 2-tetrachloroethane

42. Which of the following undergoes uncleophilic substitution exclusively by SN1 mechanism?

Isopropyl chloride

Ethyl chloride

Chlorobenzene

Benzyl chloride

43. Hydrolysis is of an ester gives a carboxylic acid which on Kolbe’s electrolysis yields ethane. The ester is

Propylamine

Methyl ethanoate

Ethyl methonoate

Ethylamine

44. A molecule oligosaccharide on hydrolysis produces __________ molecules of monosaccharide.

1

6

2

4

45. Which compound has the maximum repulsion with H₂O?

C₆H₆

CH₃-O-CH₃

C₂H₅OH

CH₃CH₂OH

46. Given below are some statements concerning formic acid, which of them is true?

It is a weaker acid than acetic acid

It is a reducing agent

When its calcium salt is heated, it forms a ketone

It is an oxidizing agent

47. Reductive ozonolysis of benzene produces

Glyoxal

Acetone

Maleic anhydride

Phthalic acid

48. In public urinals, we observe some nascent smell. This smell is due to

Reaction of CO₂ of atmosphere with urea mononitrate in urine

Hydrogen present in air reacts with nitrogen forming NH₃

Hydrolysis of urea of urine by urease of atmosphere into NH₃ and CO₂

Formation of sulphonic acid by urea of urine

49. Hydrolysis of trichloromethane with aqueous KOH gives

Potassium formate

Acetylene

Methanol

Chloral

50. How many monochlorobutanes will be possible on chlorination of n-butane?

2

5

3

1

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51. The % age of acetic acid in vinegar is about

20 – 50%

20%

30%

6 – 10%

52. Which responds to +ve iodoform test?

2-Pentanone

Butan-1-al

Butanol-2

Butanol-1

53. Which of the following substance does not react with Na?

CH₃OCH₃

CH₃COOH

CH₃OH

C₂H₅OH

54. Aniline reacts with which of these to form Schiff base?

Acetone

Benzaldehyde

Acetic acid

NH₃

55. Esters are pleasant smelling compounds. Which one of the following esters possesses odour like pineapple?

Benzyl acetate

Ethylbutyrate

Amylacetaete

Amylbutyrate

56. Which of the following organic compounds have fruity smell?

Alcohols

Esters

Carboxylic acids

Ethers

57. In the cyclic structure of the glucose when the position of atoms on carbon 1 is called one isomer changes to other. These isomers of glucose are called

Anantiomers

Metamers

cis – trans

Position isomers

58. Calcium acetate when dry distilled gives

Acetone

Acetaldehyde

Formaldehyde

Acetic anhydride

59. Which of the following compounds cannot be used to prepare acid chloride from carboxylic acid?

S₂CI₂

All

SOCI₂

PCI₅

60. Butanenitrile is formed by reaction of KCN with

Butyl alcohol

Propyl Chloride

Butyl chloride

Propyl alcohol

61. The conversion of acetic acid to methane is an example of

Oxidation

Dehydration

Decaboxylation

Hydration

62. Isozymes are the enzymes which

Have same physical and chemical properties

Have different physical and chemical properties

Have similar physical properties

Have similar chemical properties

63. Rosenmund’s reduction of an acyl chloride gives

An alcohol

An ester

An aldehydes

A hydrocarbon

64. Which product is not formed when acetic acid with HI in the presence of red phosphorus?

CH₃CH₂OH

I₂

CH₃CH₃

H₂O

65. What is IUPAC name of the following

3-Chloro, 2-butene

2-Chloro, 3-butene

2-chloro, 1-butene

3-chloro, 1-butene

66. The carbon of carbonyl group is

Nucleophilic

Electronrich

None of these

Electrophilic

67. C₆H₆Cl₆ can be obtained from:

HCl and Benzene

NaOCl and Benzene

Cl₂ and Benzene and AlCl₃

Cl₂ and Benzene in diffused light

68. Alkaline hydrolysis of urea with dil. NaOH gives

Biuret and ammonia

Ammonia and sodium carbonate

Nitrogen and sodium carbonate

Ammonia and cyanuric acid

69. Which one of the following linage is called peptide linkage?

– CO – S –

– CO – NH₂

– C – N

– CO – NH –

70. A compound A has a molecular formula C₂Cl₃OH. It reduces Fehling solution and on oxidation produces a monocarboxylic acid B.A can also be obtained by the action of Cl₂ on Ethanol. A is

CHCl₃

Chloral hydrate

Chloroacetic acid

CH₃Cl

71. Which chemical reacts at room temperature with ethanol and also with erhanoic acid?

CuO

Sodium metal

CH₃OH

CaCO₃

72. Which of the following order is incorrect w.r.t. property indicated?

Benzamide < Aniline < Cyclohexylamine (ACID STRENGTH)

FCH₂COOH > ClCH₂COOH > BrCH₂COOH (ACID STRENGTH)

Cyclohexanol < Phenol < Benzoic acid (ACID STRENGTH)

Formic acid > Acetic acid > Propionic acid (ACID STRENGTH)

73. Which of the following compound is known as oil of winter green?

Phenyl acetate

Phenyl salicylate

Phenyl benzoate

Methyl salicylate

74. Which of the following reactions can produce R – CO – Ar?

D

C

B

A

75. Which of the following will not give iodoform test?

Ethanal

Benzyl alcohol

Ethanol

Isopropyl alcohol

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76. If acetyl chloride is reduced in the presence of BaSO₄ and Pd, then

CH₃CHO is formed

CH₃CH₂OH is formed

CH₃COCH₃ is formed

CH₃COOH is formed

77. Which one of the following will have the maximum dipole moment?

CH₃I

CH₃F

CH₃Cl

CH₃Br

78. Which of the following is the most suitable method for removing the traces of water from ethanol?

Reacting with Mg

Distilling it

Reacting with Na metal

Passing dry HCl through it

79. Acetal is produced by reacting alcohol in the presence of dry HCl with

Acetaldehyde

Carboxylic acid

Ketone

Ether

80. The carbon atom of a carbonyl group is

Sp³ – hybridized

Sp – hybridized

Sp² – hybridized

Unhybridized

81. Which of the following organic compounds exhibits positive Fehling test as well as Iodoform test?

Propanone

Methanal

Ethanol

Ethanal

82. When alcohol reacts with concentrate H₂SO₄ intermediate compound formed is

Alkyl hydrogen sulphate

None of these

Carbonium ion

Alkoxy ion

83. Which one is non – reducing sugar?

Sucrose

Fructose

Galactose

Glucose

84. By what process is ethanol converted to ethanoic acid

Hydration

Oxidation

Reduction

Dehydrogenation

85. Which of the following is a method of converting a unsaturawted ketone into unsaturated hydrocarbon?

Cannizzaro’s reaction

Aldol condensation

Reimer Tiemann reaction

Wolf-Kishner reduction

86. Acetone is oxidized with

Acidic dichromate solution

Tollen’s reagent

Benedicts solution

Fehling solution

87. Which of the following alcohols cannot be produced by treatment of aldehydes or ketones with NaBh₄ or LiAH₄?

2-Propanol

1-Propanol

Ethanol

2-Methyl2-Proponal

88. Carbonyl compounds undergo addition reactions because

It is an aldehyde

It has a sigma bond and a A bond

They are unsaturated hydrocarbons

It has a C-O bond

89. To get DDT, chlorobenzene has to react with one of the following compound in the presence of conc. H₂SO₄

Trichloroacetealdehyde

Trichloroethane

Dichloroacetone

Dichloroacetaldehyde

90.

CH₃ – COWH₂

CH₃CH₂OH

CH₃OH

CH₃COOH

91. Which is the general formula for aldehydes?

B

A

C

D

92. Which reaction yields Bakelite?

Ethylene glycol and Dimethylterephethalate

Tetra methyl glycol with Hex methylene diisocyanate

Phenol and HCHO

Urea with HCHO

93. Which of the following process is employed to convert alkyl halide into alcohol?

Dehydrohalogenation

Addition

Molecular rearrangement

Substitution

94. Which of the following does give violet colour with neutral ferric chloride?

Acetic acid

Formine acid

Benzoic acid

Salicaylic acid

95. HCOOH reacts with conc. H₂SO₄ to produce

CO₂

CO

NO

NO₂

96. For which of the following tertiary butyl alcohol is obtained by the action of methyl magnesium iodide?

CH₃CHO

CH₃COCH₃

HCHO

CO₂

97. Among the following the most reactive towards alcoholic KOH is

CH₂ = CHBr

CH₃CH₂Br

CH₃CH₂CH₂Br

CH₃COCH₂CH₂Br

98. The acid showing salt like character in aqueous solution is

Acetic acid

Formic acid

Benzoic acid

α – Aminoacetic acid

99. Alkyl halides are considered to be very reactive compounds towards nucleophiles because

None of the above

They have an alectrophilic carbon and leaving group

They have an electrophilic carbon and had leaving group

They have an electrophilic carbon

100. Which one of the following is mainly responsible for depletion of ozone layer?

Water

Methane

Carbon dioxide

Chlorofluorocarbons

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101. The alanine is ____________ in nature

Weakly acidic

Acidic

Basic

Neutral

102. Which reagent is used to reduce a carboxylic group to an alcohol?

LiAIH₄

H₂/Ni

H₂/Pt

NaBH₄

103. Of the following four reactions, formic acid and acetic acid differ in which respect?

Formation of ester with alcohol

Blue litmus reaction

Reduction of Fehling solution

Replacement of hydrogen by sodium

104. Amides on treatment with Br₂ and KOH are converted into amines, the reaction is known as

Hoffmann’s bromamide reaction

Gabriel phthalimide reaction

H.V.Z. reaction

Hoffmann’s methylation

105. Most reactive halide towards SN1 reaction

tert-Butyl chloride

Allyl chloride

n-Butyl chloride

sec-Butyl chloride

106. Which is more acidic?

m-cresol

phenol

o-cresol

p-nitrophenol

107. Lactic acid on oxidation by alkaline potassium permanganate gives

Propionic acid

Cinnamic acid

Pyruvic acid

Tartaric acid

108. Grignard reagent is not prepared in aqueous medium but prepared in ether medium because

The reagent does not react with water

The reagent reacts with water

The reagent becomes inactive in water

The reagent is highly reactive in ether

109. Between CH₃COOH and HCOOH, HCOOH will be

More acidic

None of these

Equally acidic

Less acidic

110. Two moles of acetic acid are heated with P₂O₅ the product formed is

2 moles of ethyl alcohol

Formic anhydride

2 moles of methyl cyanide

Acetic anhydride

111. Esterification belongs the reactions of a carboxylic acids in which

– OH group is replaced by another group

H atom and – OH group are involved

Hydrogen atom of carboxyl group in involved

– COOH group is involved as whole

112. How can you distinguish between aldehyde and ketone?

By2, 4 dinitropheny hydrazine

Sod bisulphite

Oxidation reactions

None of these

113. From the following values of dissociation constants of four acids which value represents the strongest acid?

3 x 10¯⁴

0.02 x 10¯¹

2 x 10¯⁴

2 x 10¯²

114. Reverse of esterification is known as

Hydrolysis

Poly esterification

Hydration

Neutralization

115. The order of reactivity of halogen acids for reaction with C₂H₅OH is

HBr > HI > HCl

HCl > HBr > HI

HI > HBr > HCl

HBr > HCl > HI

116. An aqueous solution of an organic compound reacts with sodium carbonate to produce carbon dioxide gas. Which one of the following could be organic compound?

CH₂ = CH – CH₃

CH₃ – CH₂ – COOH

CH₃ – CHO

CH₃COOC₂H₅

117. The reaction of alcohol with acetic acid is called as

Ammonlysis

Hydrolysis

Esterification

Sponificaton

118. An organic compound ‘A’ has the molecular formula C₃H₆O, it undergoes iodoform test. When saturated with HCl it gives ‘B’ of molecular formula C₉H₁₄O. A and B, respectively are

Propanal and mesitylene

Propanone and mesitylene oxide

Propanone and 2, 6-dimethyl-2,5-heptadien-4-one.

Propanone and mesityl oxide

119. The compound having general formula RCHOR is called

Hemiacetals

Diesters

Aldols

Acetals

120. Benzophenone can be converted into benzene using

Sodium amalgam in water

Acidfied dichromate

Anhydrous AlCl₃

Fused alkali

121. Chlorobenzene on heating with aqueous NH₃ under pressure in the presence of cuprous chloride gives

Aniline

Benzamide

Chloroaminobenzene

Nitrobenzene

122. Reaction of acids with alcohols is also known as

Esterification

None

Saponification

Alkalization

123. In which process, an amino acid is produced

Wurtz synthesis

Aldol condensation

Williamson’s synthesis

Strecker synthesis

124. (HC)₃ – C – OH IUPAC name is

Tertiary butyl alcohol

Isoprophyl alcohol

Butyl alcohol

2-methyl-2-Propanol

125. Ethyl alcohol reacts with acetyl chloride to form

Ethyl acetate

Methyl acetate

Acetic acid

Ethyl chloride

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126. Acetamide is prepared by

The hydrolysis of methyl nitrile

Heating ethyl acetate

Heating ammonium acetate

Heating methyl nitrile

127. 1-Phenylethanol can be prepared by reaction of benzaldehyde with

Methyl iodide and Magnesium

Methyl bromide and AlBr₃

C₂H₅I and Mg

Methyl bromide

128. Ethyl acetate reacts with CH₃MgBr to form

Acid

Secondary alcohol

Primary alcohol and acid

Tertiary alcohol

129. An organic compound ‘X’ on treatment with acidified K₂Cr₂O₇ gives a comp bund ‘Y’ which reacts with I₂ and sodium carbonate to form Triodomethane. The compound ‘X’ is

CH₃OH

CH₃CH(OH)CH₃

CH₃COCH₃

CH₃CHO

130. An organic acid having molecular formula C₂H₄O₂ is

Propionic acid

Formic acid

Acetic acid

Oxalic acid

131. Which one is not a nucleophile?

H₂S

NH₃

BF₃

H₂O

132. Acetamide is prepared by

The hydrolysis of methyl cyanide

Heating ethyl acetate

Heating ammonium acetate

Heating methyl acetate

133. What is formed when oxalic acid is dehydrated by conc. H₂SO₄?

C + CO₂

CO + CO₂

CO₂

CO

134. Which of the following compounds on boiling with KMnO₄ (alk) and subsequent acidification will not give benzoic acid?

Benzyl alcohol

Toluene

Acetophenone

Anisole

135. C₂H₅OH can be differentiated from CH₃OH by

Reaction with HCI

Reaction with NH₃

Iodoform test

Solubility in water

136. For which mechanism, the first step involved is the same

E₂ and SN₂

E₁ and SN₁

W₁ and E₂

E₁ and E₂

137. Tertiary alkyl halides are practically inert to substitution by SN2 mechanism because of

Steric hindrance

Inductive effect

Instability

Insolubility

138. Acetic acid is categorized as a weak acid. The reason is that it

Is less volatile

Has less density

Is less viscous

Has less dissociation

139. A carboxyl acid contains

A hydroxyl and carbonyl group

A hydroxyl group

A carbonyl group

A carbonyl and an aldehyde group

140. An organic compound A reacts with methyl magnesium iodide to form an addition product which on hydrolysis forms the compound B. Compound B gives blue colour salt in Victor Meyer’s test. The compounds A and B are respectively.

Acetaldehyde, ethyl alcohol

Acetaldehyde, isopropyl alcohol

Acetone, isopropyl alcohol

Acetaldehyde, tertiary butyl alcohol

141. Alkyl halides react with lithium dialkyl copper reagents to give

Alkanes

Alkyl copper halides

Alkenes

Alkenyl halildes

142. Cyanohydrin of which of the following forms lactic acid

CH₃COCH₃

CH₃CHO

HCHO

CH₃CH₂CH₂CHO

143. SN₂ reaction can be best carried out with

Primary alkyl halides

Tertiary alkyl halides

All the three

Secondary alkyl halides

144. Carboxylic acid can generally be prepared by various methods. Which is the following methods is not suitable for making carboxylic acids?

By the carbonation of Griganard reagent

By the hydrolysis of p – amines

By the oxidation f primary alcohols

By the hydrolysis of nitrites

145. Carboxylic acids are more acidic than phenol and alcohol because of

Intermolecular hydrogen bonding

Highly acidic hydrogen

Resonance stabilization of their conjugate base

Formation of dimmers

146. Which of the following compound is obtained on passing ethanol vapours on heated Al₂O₃?

Ethane

Acetone

Ethanol

Ethylether

147. Which one is non- reducing sugar?

Fructose

Galactose

Glucose

Sucrose

148. Chromyl chloride and toluene react to produce

p-chlorotoluene

Benzyl chloride

Benzoic acid

Benzaldehyde

149. 2-Bromopentane is heated with potassium ethoxide in ethanol. The major product obtained is

Eis-Pent-2-ene

2-Ethpxypentane

Trans-Pent-2-ene

Pent-1-ene

150. Acetic acid exists as dimmer in benzene due to

Condensation

Presence of hydrogen at alpha – carbon

H – bonding

Presence of carboxylic group

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151. Benzene reacts with chlorine to form benzene hexachloride in presence of

Zinc

AlCl₃

Bright sunlight

Nickel

152. The only alcohol that can be prepared by the indirect hydration of alkene is

Ethyl alcohol

Methyl alcohol

Propyl alcohol

Isobutyl alcohol

153. The addition of HCN to carbonyl compounds is an example of

Nucleopihlic substitution

Electrophilic addition

Nueleophilic addition

Electrophilic substitution

154. Tetrabromoethane one treatment with alcoholic gives

Ethene

Ethyne

Ethylbromide

Ethane

155. Ethyl alcohol is converted into acetic acid by

Hydrogenation

Reduction

Oxidation

Fermentation

156. When phenol is sulphonated the main product

O and P hydroxybenzene sulphonic acid

Benzene sulphoxic acid

O – hydroxybenzene sulphonic acid

P – hydroxybenzene sulphonic acid

157. Which one of the following are unsaturated carboxylic acids?

Acetic acid

Succinic acid

Oxalic acid

Maleic acid

158. Acetamide is

Neutral

Highly acidic

Amphoteric

Highly basic

159. Allyl chloride on dehydrochlorination gives

Propadiene

Acetone

Propylene

Allyl alcohol

160. Give IUPAC name of Acetone

Propanone

Ethanal

Propanal

Butanone

161. Saponification of ethyl benzoate with caustic soda

Sodium benzoate, ethanol

Phenol, ethanoic acid

Benzoic acid, sodium ethoxide

Benzyl alcohol, ethanoic acid

162. Phenol gives _______ Colour with neutral FeCl₃ solution

Violet

Green

Red

Blue

163. Ethylene reacts will 1% cold alkaline KMnO₄ to give

Acetone

Formaldehyde

Oxalic acid

Ethylene glycol

164. In the presence of Aluminum ethoxide, aldehydes get converted into esters. The reaction is known as

Schmidt reaction

Tischenko reaction

Beckmann’s rearrangement reaction

Aldol condensation

165. Sulphonation of benzoic acid produces mainly

o-and p-sulphobenzoic acid

p-sulphobenzoic acid

m-sulphobenzoic acid

o-Sulphobenzoic acid

166. Ethyl acetate is obtained when methyl magnesium iodide reacts with

Ethyl formate

Carbon dioxide

Ethyl choroformate

Acetyl chloride

167. Ethyl alcohol gives ethyl chloride with the help of

SOCl₂

NaCl

Cl₂

KCl

168. Which statement is incorrect about a Zwitterion?

It has positive end and negative end in the same molecule

All amino acids form Zwitterion

It is found in neutral, acidic and basic conditions

It is also called an internal salt

169. Which is true about phenol

Phenol can not be reduced

Phenol react with H₂ to give benzene and H₂O

Phenol react with H₂ to give cyclohenic not

Phenol is an alcohol

170. Acetamide and NaOBr/OH produce

NH₃

Ethanamine

CH₃CN

Methanamine

171. Acetic acid is obtained when

Glycerol is heated with sulphuric acid

Calcium acetate is distilled in the presence of calcium formate

Methyl alcohol is oxidized with potassium permanganate

Acetaldehyde is oxidized with potassium dichromate and sulphuric acid

172. The acid used to remove rust stains on cloth is

Oxalic acid solution

HCI

Fumaric acid

Formic acid

173. Which is not true about acetophenone?

Reacts with I₂/NaOH to form iodoform

Reacts to form 2, 4-dinitrophenyl hydrazine

On oxidation with alkaline KMnO₄ followed by hydrolysis gives benzoic acid

Reacts with Tollen’s reagent to form silver mirror

174. Lower carboxylic acids are soluble in water due to

Low molecular weight

Dissociation into ions

Easy hydrolysis

Hydrogen bonding

175. A compound of the formula C₄H₁₀O reacts with sodium and undergoes oxidation to give a carbonyl compound which does not reduce Tollen’s reagent, the original compound is

Sec-Butyl alcohol

Diethyl ether

n-Butyl alcohol

Isobutyl alcohol

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176. Which of the following is the strongest acid?

CCl₃COOH

CH₃COOH

CF₃COOH

CBr₃COOH

177. Acyl halide is formed by reacting PCl₅ with

Amide

Both carboxylic acids as well as esters

Ester

Alcohol

178. In esterification, H₂SO₄ can

Increase the rate of reaction

All the above

Remove H₂O

As a dehydrating agent

179. Which one of the following liberates CO₂ from an aqueous solution of NaHCO₃?

Acetic acid

Acetyl Chloride

Methyl alcohol

Phenol

180. Which of the following is not fatty acids?

Phathalic acid

Butanoic acid

Acetic acid

Propanoic acid

181. When carboxylic acid is reacted with soda lime and alkali, it produces carbon dioxide and simple hydrocarbon. Which of the following is that?

Alkynes

None of these

Alkanes

Alkenes

182. The reaction of acetaldehyde with HCN followed by hydrolysis gives a product which exhibits

Enantiomerism

Metamerism

Geometrical isomerism

Tautomerism

183. Aldol condensation will not be observed in

Hexanal

Ethanal

Phenyl acetaldehyde

Chloral

184. Weakest acid among the following is

Acetic acid

Alcohol

Water

Phenol

185. Which of the following is correct?

Sucrose on reaction with NaCl gives invert sugar

Reduction of any aldehyde gives secondary alcohol

Reaction of vegetable oil with H₂SO₄ gives glycerine

Alcoholic iodine with NaOH gives iodoform

186. The order of reactivity of alcohols when C – O bond is broken is

3: > 2: > 1:

No specific order

1: > 2: > 3:

2: > 1: > 3:

187. Hybridization state of carbocation is

SP²

SP

SP³

dSP²

188. When primary amine reacts with chloroform in ethanolic KOH, then the product is

A cyanide

An aldehyde

An alcohol

An isocyanide

189. Heating a mixture of sodium benzoate and soda lime gives

Methane

Benzene

Calcium benzoate

Sodium benzoate

190. Clemensen’s reduction of ketones is carried out in

LiAlH₄ in water

Zn-Hg with conc. HCl

H₂ with Pd catalyst

Glycol with KOH

191. Reduction of aldehydes with HI and P give

Alkanes

Secondary alcohols

Tertiary alcohols

Primary alcohols

192. Which of the following reagents is used to distinguish between methanoic acid and ethanoic acid?

Sodium carbonate solution

Sodium hydroxide solution

Neutral ferric chloride

Amm, silver nitrate solution

193. Reduction with aluminum is poropoxide in excess of Isopropyl alcohol is called Meerwein Ponndorff-Verley (MPV). What will be the final product when cyclohex-2-enone is selectively reduces in MPV reaction?

Cyclohexanone

Cyclohexanol

Benzene

Cyclohex-2-enol

194. A set of compounds in which reactivity of halogen atom in the ascending order is

Vinyl chloride, chlorobenzene, Chloroethane

Chloroethane, chlorobenzene, vinyl chloride

Chlorobenzene, vinyl chloride, chloroethane

Vinyl chloride, Chloroethane, Chlorobenzene

195. 1-Chlorobutane on reaction with alcoholic potash gives

Butan-1-ol

But-1-ene

But-2-ene

Butan-2-ol

196. The reactivity of order of alkyl halide for a particular alkyl group is

Iodide > Chloride > Bromide > Flouride

Chloride > Bromide > Flouride > Iodide

Iodide > Bromide > Chloride > Flouride

Flouride > Chloride > Bromide > lodide

197. C₂H₅CHO and (CH₃)₂CO can be distinguished by testing with

Fehling solution

Sodium bisulphate

Hydroxylamine

Phenyl hydrazine

198. Propanone is the product obtained by dehydrogenation of

1-Propanol

2-Propanol

Isobutyl alcohol

Propanethoil

199. Vinegar made form cane sugar, now a days synthetically contains

Palmitic acid

Lactic acid

Acetic acid

Citric acid

200. Hydrolytic reaction of fats by caustic soda is known as

Carboxylation

Saponification

Esterification

Acetylation

Page 9 of 10

201. Acetic anhydride is obtained from acetyl chloride by the reaction of

CH₃COCH₃

H₂SO₄

P₂O₅

CH₃COONa

202. Which statement is not correct about CH₃COOH?

It reacts with carbonates to liberate CO₂

It is stronger acid than phenol

It can be oxidized very easily

Its pure form is called glacial acetic acid

203. Which one of the following acid on hydrolysis will not produce a carboxylic acid?

Alkyl Nitrile

Addition product of Grignard reagent and CO₂

Alkyl halide

Ester boiled with sodium hydroxide CH₃ – Cl – HOH → CH₃OH + HCl

204. Which of the following statement true about formic acid?

It is a reducing agent

It is an oxidizing agent

It is weaker than acetic acid

On heating its calcium salt it is converted into ketone

205. Which acid is used in the manufacture of synthetic fiber?

Formic acid

Acetic acid

Carbonic acid

Oxalic acid

206. Sponification is the hydrolysis of fats or oils with an/a

Enzyme

Metallic ion

Acid

Alkali

207. Which will not give acetamide on reaction with ammonia?

Acetic anhydride

Acetic acid

Acetyl chloride

Methyl propionate

208. When acetamide is hydrolysed by boiling with acid the product obtained is

Acetic acid

Ethyl alcohol

Ethyl amine

Acetaldehyde

209. The reaction of aromatic acyl chloride and phenol in the presence of a base NaOH or pyridine is called

Perkin’s reaction

Kolbe’s reaction

Sandmeyer’s reaction

Schotten Baumann reaction

210. Essential amino acids are those amino acid which

Body can synthesis

β – Amino acids

α – Amino acids

Body cannot synthesize

211. When acetamide reacts with Br₂ and caustic soda, then we get

Bromoacetic acid

Methyl amine

Acetic acid

Ethylamine

212. 3 moles of ethanol react with one mole of phosphorus tribromide to from 3 moles of bromoethane and one mole of X. Which of the following is X?

H₃PO₃

HPO₃

H₃PO₂

H₃PO₄

213. What is main reason for the fact that carboxylic acids can undergo ionization?

High reactivity of α – hydrogen

Absence of α – hydrogen

Resonance stabilization of the carboxylate ion

H – bonding

214. Ethyl bromide on treatment with alcoholic KOH gives

Acetic acid

Ethane

Ethylene

Ethanol

215. The reactivity of alkyl halides depend upon

Bond strength

Bond polarity

Bond type

Both a and b

216. Acetic acid is manufactured by

Fermentation

Ozonolysis

Distillation

Esterification

217. Acetic acid is manufactured by the fermentation of

Methanal

Ethanal

Methanol

Ethanol

218. During dehydration of alcohols to alkenes by heating with conc. H₂SO₄, the initial step is

Elimination of water

Protonation of alcohol molecule

Formation of carbocation

Formation of an ester

219. Which of the following reagents is used to distinguish acetone and acetophenone?

NaHSO₃

NH₄Cl

Na₂SO₄

Grignard reagent

220. Concentrated sodium hydroxide and Benzaldehyde react to produce

Hydrobenzamide

Benzyl alcohol

Benzophenone

Cinnamic acid

221. Glacial acetic acid is

Pure acetic acid at 0°C

Acetic acid mixed with methanol

Pure acetic acid at 100°C

Pure acetic acid above 16.6°C

222. When chloroform is boiled with NaOH, it gives?

Trihydroxymethane

Acetylene

Sodium formate

Formic acid

223. Isopropyl alcohol on oxidation gives

Ethylene

Acetone

Ether

Acetaldehyde

224. A colourless liquid, at room temperature reacts with soda lime to form sodium salt of carboxylic acid and ammonia gas. The liquids is

Propanamide

Formamide

Propanoic acid

Methyl Ethanoate

225. Which halide among the following is used as methylating agent?

CH₃I

C₆H₅CI

C₂H₅Br

C₂H₅CI

Page 10 of 10

226. When an organic compound “X” was treated with PCI₅, fumes of HCI were evolved. When “X” was warmed with acidified aqueous K₂Cr₂O₇, the solution turned green. Which of the following was “X”.

CH₃COCH₃

CH₃CH(OH) CH₃

CH₃CH₂COOH

CH₃CH₂CHO

227. Ethyl acetate, an ester when allowed to react with water in acidic media, it produces acetic acid and ethyl alcohol. This process is called

Solvoysis

Salvation

Hydration

Hydrolysis

228. Which acid is used in the manufacture of synthetic fibre?

Oxalic acid

Acetic acid

Carbonic Acid

Formic acid

229. Acetic acid and formic acid, both exist as dimer in vapour state because of

Condensation

Hydrogen bonding

Distillation

Vander Waal’s forces

230. Monocarboxylic acids exist as dimmer because if

Hydrogen bonding

Cohesive forces

Van der Waal’s forces

Dipole – dipole attraction

231. Of the following reactions, formic and acetic differ in which respect?

Replacement of hydrogen by sodium

Formation of ester with alcohol

Blue litmus reaction

Reduction of feeling solution

232. Which of the following react with NaOH to produce an acid and an alcohol?

NaHCO

C₆H₅COOH

CH₃CH₂COOH

CH₃COOH

233. The IUPAC name of CH₃COCH (CH₃)₂ is

2 – Methyl- 2 butanone

4-Methylisoprophl ketone

3-Methyl-2 butanone

Isoprophylmethyl ketone

234. A compound is soluble in conc. H₂SO₄, it does not decolourise bromine in carbon tetrachloride but is oxidized by chromic anhydride in aqueous sulphuric acid within two seconds, turning orange solution to blue, green and then opaque. The original compound is

Alkene

Primary alcohol

Tertiary alcohol

Ether

235. Which one of the following contains carboxylic group?

Glutamic acid

All above

Carbolic acid

Picric acid

236. The reaction of an alkyl halide with RCOOAg produces

Aldehyde

Ester

Ketone

Ether

237. Alkyl halides react with Mg in dry ether to form

Grignard’s reagent

Alkyne

Magnesium halide

Alkene

238. Which of the following will have highest B.P

Methanol

2 – hexanone

Propanal

Ethanol

239. Lactic acid on heating with dil. H₂SO₄ gives

Formic acid

Propionic acid

Acrylic acid

Acetic acid

240. Aspirin is

Benzoic acid

Acetyl salicylic acid

Phenyl salicylic acid

Salicylic acid

241. Cyanoform is ________ acid in nature than the chloroform. The missing word is

Neutral

Weaker

Stronger

Amphoteric

242. Ester has peculiar smell. Which of following is used as an essence of orange.

Isoaml acetate

Isoaml valerate

Methyl butyrate

Octyle acetate

243. When ethylene glycol is heated with acidified potassium permanganate, the main organic compound obtained is:

Glyoxal

Oxalic acid

Ethanol

Formic acid

Total Questions:	243
Time Allowed:	60 Minutes
Total Marks:	243
How to Attempt Test:	Please choose the right Option in MCQ-type question.
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