ECAT Chemistry Carboxylic Acid Chapter Test Online

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1. Which of the following is the strongest acid?

CF₃COOH

CBr₃COOH

CH₃COOH

CCl₃COOH

2. Reduction of aldehydes with HI and P give

Secondary alcohols

Tertiary alcohols

Primary alcohols

Alkanes

3. If formaldehyde and KOH are heated then we get

Methyl alcohol

Methane

Ethyl formate

Acetylene

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

CH₃CH₂Br

CH₃CH₂CH₂Br

CH₃COCH₂CH₂Br

CH₂ = CHBr

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

Carbonic Acid

Acetic acid

Oxalic acid

Formic acid

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

C₂H₅OH

CH₃OH

CH₃OCH₃

CH₃COOH

7.

CH₃OH

CH₃COOH

CH₃ – COWH₂

CH₃CH₂OH

8. Isozymes are the enzymes which

Have similar physical properties

Have same physical and chemical properties

Have different physical and chemical properties

Have similar chemical properties

9. Carbon atom holding halogen in aryl halides is

sp²-hybridesed

Sp³d-hybrideshed

sp³-hybrideshed

sp-hybrideshed

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

Formic acid

Carbonic acid

Oxalic acid

Acetic acid

11. Ethyl alcohol gives ethyl chloride with the help of

SOCl₂

Cl₂

KCl

NaCl

12. 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

Tertiary alcohol

Primary alcohol

Alkene

Ether

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

Ammonlysis

Sponificaton

Hydrolysis

Esterification

14. Gammexane is

Chlorobenzene

Benzyl chloride

Bromo benzene

Benzene hexachloride

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

Benzaldehyde

Benzyl alcohol

Benzoic acid

Phenol

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

2 x 10¯²

0.02 x 10¯¹

3 x 10¯⁴

2 x 10¯⁴

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

Any primary amine

Any aromatic amine

Any aliphatic amine

Any amine

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

Aniline

Benzamide

Nitrobenzene

Chloroaminobenzene

19. An organic acid having molecular formula C₂H₄O₂ is

Oxalic acid

Formic acid

Acetic acid

Propionic acid

20. 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?

Cyclohexanol

Cyclohex-2-enol

Benzene

Cyclohexanone

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

Magnesium halide

Grignard’s reagent

Alkyne

Alkene

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

Chlorofluorocarbons

Water

Methane

Carbon dioxide

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

Dehydration

Oxidation

Hydration

Decaboxylation

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

Hydrogen bonding

Vander Waal’s forces

Condensation

Distillation

25. Which of the following statements is correct?

Phenol is more acidic than ethanol

Phenol is more acidic than CH₃COOH

Phenol is less acidic than ethyl alcohol

Phenol is more acidic than carbonic acid

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

It is weaker than acetic acid

It is a reducing agent

On heating its calcium salt it is converted into ketone

It is an oxidizing agent

27. SN₂ reaction can be best carried out with

Tertiary alkyl halides

Secondary alkyl halides

All the three

Primary alkyl halides

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

H₂/Ni

LiAIH₄

H₂/Pt

NaBH₄

29. Which one of the following contains carboxylic group?

Glutamic acid

Picric acid

All above

Carbolic acid

30. Reductive ozonolysis of benzene produces

Glyoxal

Phthalic acid

Maleic anhydride

Acetone

31. The aldol on heating

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

Loses hydrogen and have a double bond between C – C

It is not possible

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

32. Monocarboxylic acids exist as dimmer because if

Cohesive forces

Van der Waal’s forces

Dipole – dipole attraction

Hydrogen bonding

33. Grignard’s reagent is reactive due to

The presence of Mg atom

The pressure of halogen atom

None of these

The polarity of C-Mg bond

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

They have an electrophilic carbon

They have an electrophilic carbon and had leaving group

None of the above

They have an alectrophilic carbon and leaving group

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

Zinc

Bright sunlight

AlCl₃

Nickel

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

Formation of alcohol

Formation of rayon and silk

Coagulant for rubber latex

Local irritant

37. 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 mesityl oxide

Propanone and mesitylene oxide

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

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

Hydrogen atom of carboxyl group in involved

– COOH group is involved as whole

H atom and – OH group are involved

– OH group is replaced by another group

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

Octyl acetate

Isoaml valerate

Amyl acetate

Methyl butyrate

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

E₁ and SN₁

W₁ and E₂

E₂ and SN₂

E₁ and E₂

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

Propanoic acid

Methyl Ethanoate

Propanamide

Formamide

42. In which process, an amino acid is produced

Aldol condensation

Wurtz synthesis

Williamson’s synthesis

Strecker synthesis

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

Vinyl chloride, chlorobenzene, Chloroethane

Vinyl chloride, Chloroethane, Chlorobenzene

Chloroethane, chlorobenzene, vinyl chloride

Chlorobenzene, vinyl chloride, chloroethane

44. Which compound has the maximum repulsion with H₂O?

C₆H₆

C₂H₅OH

CH₃-O-CH₃

CH₃CH₂OH

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

Acetaldehydehydrazone

2, 4 dinitropheny hydrazine

Propanoneoxime

Propauone phenyl hydrazine

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

Beckman rearrangement

Aldol condensation

Curtius rearrangement

Fires rearrangement

47. Most reactive halide towards SN1 reaction

sec-Butyl chloride

tert-Butyl chloride

n-Butyl chloride

Allyl chloride

48. Which statement is not correct about CH₃COOH?

It can be oxidized very easily

It is stronger acid than phenol

Its pure form is called glacial acetic acid

It reacts with carbonates to liberate CO₂

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

Resonance

Hybridization

All these

H-bonding

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

Zn-Hg with conc. HCl

LiAlH₄ in water

H₂ with Pd catalyst

Glycol with KOH

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

Chlorobenzene

Isopropyl chloride

Ethyl chloride

Benzyl chloride

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

– CO – S –

– CO – NH₂

– C – N

– CO – NH –

53. Allyl chloride on dehydrochlorination gives

Acetone

Allyl alcohol

Propadiene

Propylene

54. Which is not true about acetophenone?

On oxidation with alkaline KMnO₄ followed by hydrolysis gives benzoic acid

Reacts with Tollen’s reagent to form silver mirror

Reacts with I₂/NaOH to form iodoform

Reacts to form 2, 4-dinitrophenyl hydrazine

55. Acetamide and NaOBr/OH produce

CH₃CN

NH₃

Ethanamine

Methanamine

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

Alkanes

Alkenyl halildes

Alkenes

Alkyl copper halides

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

Acetic acid

Formic acid

α – Aminoacetic acid

Benzoic acid

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

CH₃CH₂OH

H₂O

CH₃CH₃

I₂

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

Trichloroethane

Dichloroacetone

Dichloroacetaldehyde

Trichloroacetealdehyde

60. Which one is non- reducing sugar?

Fructose

Sucrose

Glucose

Galactose

61. Alkaline hydrolysis of urea with dil. NaOH gives

Biuret and ammonia

Ammonia and sodium carbonate

Nitrogen and sodium carbonate

Ammonia and cyanuric acid

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

3: > 2: > 1:

No specific order

2: > 1: > 3:

1: > 2: > 3:

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

Ethylbutyrate

Amylbutyrate

Amylacetaete

Benzyl acetate

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

NH₃

Acetic acid

Acetone

Benzaldehyde

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

High reactivity of α – hydrogen

Resonance stabilization of the carboxylate ion

Absence of α – hydrogen

H – bonding

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

Ethylamine

Acetic acid

Bromoacetic acid

Methyl amine

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

HCI

Fumaric acid

Oxalic acid solution

Formic acid

68. Acidic hydrolysis of acetamide gives

Formic acid

Acetaldehyde

Acetic acid

Methyl amine

69. Ethyl acetate reacts with CH₃MgBr to form

Primary alcohol and acid

Tertiary alcohol

Secondary alcohol

Acid

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

Formation of an ester

Elimination of water

Formation of carbocation

Protonation of alcohol molecule

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

HBr > HI > HCl

HI > HBr > HCl

HBr > HCl > HI

HCl > HBr > HI

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

CH₃COONa

P₂O₅

H₂SO₄

CH₃COCH₃

73. 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

Position isomers

Metamers

cis – trans

74. Chromyl chloride and toluene react to produce

p-chlorotoluene

Benzoic acid

Benzaldehyde

Benzyl chloride

75. Phenol gives _______ Colour with neutral FeCl₃ solution

Blue

Red

Violet

Green

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

Oxalic acid

Maleic acid

Succinic acid

Acetic acid

77. Carbonyl compounds undergo addition reactions because

They are unsaturated hydrocarbons

It is an aldehyde

It has a C-O bond

It has a sigma bond and a A bond

78. Ethyl alcohol is converted into acetic acid by

Fermentation

Oxidation

Hydrogenation

Reduction

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

Reaction of CO₂ of atmosphere with urea mononitrate in urine

Formation of sulphonic acid by urea of urine

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

Hydrogen present in air reacts with nitrogen forming NH₃

80. Which is true about phenol

Phenol is an alcohol

Phenol react with H₂ to give cyclohenic not

Phenol can not be reduced

Phenol react with H₂ to give benzene and H₂O

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

Esterification

Acetylation

Carboxylation

Saponification

82. Bakelite is a polymer of

Phenol

Benzyl alcohol

Formaldehyde

Hydroxy benzyl alcohol

83. Ethyl alcohol reacts with acetyl chloride to form

Ethyl acetate

Ethyl chloride

Acetic acid

Methyl acetate

84. In esterification, H₂SO₄ can

Increase the rate of reaction

Remove H₂O

All the above

As a dehydrating agent

85. Saponification of ethyl benzoate with caustic soda

Sodium benzoate, ethanol

Benzoic acid, sodium ethoxide

Phenol, ethanoic acid

Benzyl alcohol, ethanoic acid

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

Two units of acids are obtained

Two units of alcohol are obtained

One unit of alcohol and one unit of acid is obtained

None of these

87. A carboxyl acid contains

A carbonyl and an aldehyde group

A hydroxyl group

A hydroxyl and carbonyl group

A carbonyl group

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

Weaker

Amphoteric

Neutral

Stronger

89. Which of the following is hypotonic?

Acetaldehyde

None

Metaldehyde

Paraldehyde

90. SN1 reaction of alkylhalides leads to

Inversion of configuration

Recemisation

Retention of configuration

None of these

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

Blue litmus reaction

Reduction of feeling solution

Formation of ester with alcohol

Replacement of hydrogen by sodium

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

Alkanes

None of these

Alkynes

Alkenes

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

Formic anhydride

2 moles of ethyl alcohol

Acetic anhydride

2 moles of methyl cyanide

94. Hydrolysis of trichloromethane with aqueous KOH gives

Potassium formate

Methanol

Chloral

Acetylene

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

C + CO₂

CO

CO₂

CO + CO₂

96. 1-Chlorobutane on reaction with alcoholic potash gives

But-1-ene

Butan-2-ol

Butan-1-ol

But-2-ene

97. Propanone is the product obtained by dehydrogenation of

1-Propanol

Propanethoil

Isobutyl alcohol

2-Propanol

98. C₆H₆Cl₆ can be obtained from:

Cl₂ and Benzene and AlCl₃

Cl₂ and Benzene in diffused light

HCl and Benzene

NaOCl and Benzene

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

Acetophenone

Anisole

Benzyl alcohol

Toluene

100. Lower carboxylic acids are soluble in water due to

Hydrogen bonding

Low molecular weight

Dissociation into ions

Easy hydrolysis

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101. The reaction of an alkyl halide with RCOOAg produces

Ester

Ketone

Aldehyde

Ether

102. Which statement is incorrect about a Zwitterion?

It is found in neutral, acidic and basic conditions

All amino acids form Zwitterion

It has positive end and negative end in the same molecule

It is also called an internal salt

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

3-Methyl-2 butanone

4-Methylisoprophl ketone

Isoprophylmethyl ketone

2 – Methyl- 2 butanone

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

Highly acidic hydrogen

Resonance stabilization of their conjugate base

Formation of dimmers

Intermolecular hydrogen bonding

105. Aldol condensation will not be observed in

Chloral

Hexanal

Phenyl acetaldehyde

Ethanal

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

Propionaldehyde

An acetal

Mesitylene

An aldol

107. 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

HC ≡ C – CHO

CH₃CHO

CH₃CH₂CHO

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

Ethanol

2-Methyl2-Proponal

1-Propanol

2-Propanol

109. Acetic acid is manufactured by

Esterification

Ozonolysis

Fermentation

Distillation

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

An alcohol

A cyanide

An isocyanide

An aldehyde

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

None of these

Carbonium ion

Alkoxy ion

Alkyl hydrogen sulphate

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

Glyoxal

Formic acid

Acetaldehyde

Oxalic acid

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

Acetic acid

Lactic acid

Palmitic acid

Citric acid

114. Acetamide is

Highly acidic

Amphoteric

Neutral

Highly basic

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

30%

20 – 50%

20%

6 – 10%

116. 1, 3-Dibromopropane reacts with metallic zinc to form

Propane

Hexane

Propene

Cyclopropane

117. Acetic acid is obtained when

Calcium acetate is distilled in the presence of calcium formate

Methyl alcohol is oxidized with potassium permanganate

Glycerol is heated with sulphuric acid

Acetaldehyde is oxidized with potassium dichromate and sulphuric acid

118. Aspirin is

Phenyl salicylic acid

Acetyl salicylic acid

Salicylic acid

Benzoic acid

119. HCOOH reacts with conc. H₂SO₄ to produce

NO

NO₂

CO

CO₂

120. 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

CH₃COCH₃

CH₃OH

CH₃CHO

CH₃CH(OH)CH₃

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

Molecular rearrangement

Addition

Substitution

Dehydrohalogenation

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

PCI₅

All

SOCI₂

S₂CI₂

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

Fehling solution

Sodium bisulphate

Phenyl hydrazine

Hydroxylamine

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

NH₄Cl

Grignard reagent

NaHSO₃

Na₂SO₄

125. Reaction of acids with alcohols is also known as

Esterification

Alkalization

Saponification

None

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

Ethanal

Benzyl alcohol

Isopropyl alcohol

Ethanol

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

CH₃COOH

CH₃CH₂COOH

C₆H₅COOH

NaHCO

128. Which is more acidic?

o-cresol

m-cresol

phenol

p-nitrophenol

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

Steric hindrance

Inductive effect

Insolubility

Instability

130. C₂H₅OH can be differentiated from CH₃OH by

Reaction with HCI

Solubility in water

Iodoform test

Reaction with NH₃

131. 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

Isobutyl alcohol

n-Butyl alcohol

Diethyl ether

132. The carbon of carbonyl group is

None of these

Nucleophilic

Electrophilic

Electronrich

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

Reacting with Mg

Passing dry HCl through it

Reacting with Na metal

Distilling it

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

Metamerism

Enantiomerism

Geometrical isomerism

Tautomerism

135. Picric acid is

2, 4, 6-Trinitrotoluene

2, 4, 6-Trinitrophenol

2, 4, 6-Tribromoethanol

Para-Nitrophenol

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

Olefins

Carboxylic acids

Carbonyl compounds

Nitro compounds

137. Isopropyl alcohol on oxidation gives

Ether

Acetone

Ethylene

Acetaldehyde

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

By the hydrolysis of p – amines

By the oxidation f primary alcohols

By the hydrolysis of nitrites

By the carbonation of Griganard reagent

139. 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, tertiary butyl alcohol

Acetaldehyde, isopropyl alcohol

Acetone, isopropyl alcohol

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

The reagent does not react with water

The reagent is highly reactive in ether

The reagent becomes inactive in water

The reagent reacts with water

141. 1-Phenylethanol can be prepared by reaction of benzaldehyde with

C₂H₅I and Mg

Methyl iodide and Magnesium

Methyl bromide and AlBr₃

Methyl bromide

142. Reverse of esterification is known as

Hydrolysis

Neutralization

Hydration

Poly esterification

143. Rosenmund’s reduction of an acyl chloride gives

A hydrocarbon

An aldehydes

An alcohol

An ester

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

Sodium hydroxide solution

Neutral ferric chloride

Amm, silver nitrate solution

Sodium carbonate solution

145. (HC)₃ – C – OH IUPAC name is

Isoprophyl alcohol

Butyl alcohol

Tertiary butyl alcohol

2-methyl-2-Propanol

146. Formic acid is obtained when

Acetaldehyde is oxidized with K₂Cr₂O₇ and H₂SO₄

Calcium acetate is heated with conc, H₂SO₄

Glycerol is heated with oxalic acid

Calcium formate is heated with calcium acetate

147. Concentrated sodium hydroxide and Benzaldehyde react to produce

Benzophenone

Benzyl alcohol

Cinnamic acid

Hydrobenzamide

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

Propyl alcohol

Methyl alcohol

Ethyl alcohol

Isobutyl alcohol

149. Weakest acid among the following is

Acetic acid

Water

Alcohol

Phenol

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

Blue litmus reaction

Formation of ester with alcohol

Reduction of Fehling solution

Replacement of hydrogen by sodium

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151. Organic acid without a carboxylic acid group is

Ascorbic acid

Oxalic acid

Vinegar

Picric acid

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

Acetyl chloride

Acetic acid

Methyl propionate

Acetic anhydride

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

Sandmeyer’s reaction

Schotten Baumann reaction

Kolbe’s reaction

Perkin’s reaction

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

H.V.Z. reaction

Gabriel phthalimide reaction

Hoffmann’s methylation

Hoffmann’s bromamide reaction

155. Acetamide is prepared by

Heating ammonium acetate

Heating ethyl acetate

The hydrolysis of methyl cyanide

Heating methyl acetate

156. Lactic acid on oxidation by alkaline potassium permanganate gives

Cinnamic acid

Tartaric acid

Propionic acid

Pyruvic acid

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

Beckmann’s rearrangement reaction

Schmidt reaction

Tischenko reaction

Aldol condensation

158. Calcium acetate when dry distilled gives

Acetaldehyde

Acetone

Formaldehyde

Acetic anhydride

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

Benzaldehyde

Phenyl acetate

Benzene

Anisole

160. Which of the following is incorrect?

Tollen’s reagent is used in detection of unsaturation

FeCl₃ is used in the detection of phenols

Fehling solution is used in the detection of glucose

NaHSO₃ is used in the detection of carbonyl compounds

161. The carbon atom of a carbonyl group is

Sp² – hybridized

Sp³ – hybridized

Unhybridized

Sp – hybridized

162. Acetic acid exists as dimmer in benzene due to

Condensation

H – bonding

Presence of hydrogen at alpha – carbon

Presence of carboxylic group

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

It is a reducing agent

When its calcium salt is heated, it forms a ketone

It is an oxidizing agent

It is a weaker acid than acetic acid

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

Benzoic acid

Salicaylic acid

Formine acid

Acetic acid

165. Which one is non – reducing sugar?

Galactose

Glucose

Fructose

Sucrose

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

FCH₂COOH > ClCH₂COOH > BrCH₂COOH (ACID STRENGTH)

Cyclohexanol < Phenol < Benzoic acid (ACID STRENGTH)

Benzamide < Aniline < Cyclohexylamine (ACID STRENGTH)

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

167. Between CH₃COOH and HCOOH, HCOOH will be

None of these

Equally acidic

More acidic

Less acidic

168. Toluene can be oxidized to benzoic acid by

KMnO₄ (alk)

Both

K₂Cr₂O₇ (acidic)

None

169. Which of the following is not fatty acids?

Butanoic acid

Acetic acid

Propanoic acid

Phathalic acid

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

All above

Primary

Secondary

Tertiary

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

Ethanol

Ethane

Acetone

Ethylether

172. Give IUPAC name of Acetone

Ethanal

Propanal

Propanone

Butanone

173. When phenol is sulphonated the main product

O – hydroxybenzene sulphonic acid

Benzene sulphoxic acid

O and P hydroxybenzene sulphonic acid

P – hydroxybenzene sulphonic acid

174. Cyanohydrin of which of the following forms lactic acid

CH₃CHO

HCHO

CH₃CH₂CH₂CHO

CH₃COCH₃

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

1, 1, 2, 2-tetrachloroethane

Hexachloroethane

Acetylene

Ethylene

Page 8 of 10

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

They have a neuclophilic carbon and good leaving group

They have a neucleophilic carbon and bad leaving group

They have an electrophilic carbon and good leaving group

They have an electrophilic carbon

177. Lactic acid on heating with dil. H₂SO₄ gives

Acrylic acid

Formic acid

Acetic acid

Propionic acid

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

Flouride > Chloride > Bromide > lodide

Chloride > Bromide > Flouride > Iodide

Iodide > Bromide > Chloride > Flouride

Iodide > Chloride > Bromide > Flouride

179. Which reaction yields Bakelite?

Ethylene glycol and Dimethylterephethalate

Urea with HCHO

Phenol and HCHO

Tetra methyl glycol with Hex methylene diisocyanate

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

Has less density

Is less viscous

Has less dissociation

Is less volatile

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

Carbon dioxide

Ethyl formate

Ethyl choroformate

Acetyl chloride

182. Essential amino acids are those amino acid which

Body cannot synthesize

Body can synthesis

β – Amino acids

α – Amino acids

183. The reactivity of alkyl halides depend upon

Bond type

Bond polarity

Bond strength

Both a and b

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

Metallic ion

Enzyme

Alkali

Acid

185. How can you distinguish between aldehyde and ketone?

None of these

By2, 4 dinitropheny hydrazine

Sod bisulphite

Oxidation reactions

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

Ethers, anhydrides, esters

Anhydrides, ethers, esters

Anhydrides, esters, ethers

Esters, ethers, anhydrides

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

B

C

D

A

188. Tetrabromoethane one treatment with alcoholic gives

Ethane

Ethylbromide

Ethyne

Ethene

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

Calcium benzoate

Methane

Benzene

Sodium benzoate

190. Acetamide is prepared by

Heating ethyl acetate

Heating ammonium acetate

Heating methyl nitrile

The hydrolysis of methyl nitrile

191. When alcohols react with carboxylic acids the product is

An ester

No reaction

An alkane

An ether

192. 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?

CH₃COOC₂H₅

CH₃ – CHO

CH₂ = CH – CH₃

CH₃ – CH₂ – COOH

193. Which statement in not correct about alcohol?

Alcohol produces H₂ by reaction with sodium metal.

Ethyl alcohol is heavier than water

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

Ethyl alcohol evaporate more quickly

194. A nucleophilic reagent will readily attack

Ethylene

Ethyne

Ethanal

Ethanoyl chloride

195. Sulphonation of benzoic acid produces mainly

o-and p-sulphobenzoic acid

p-sulphobenzoic acid

m-sulphobenzoic acid

o-Sulphobenzoic acid

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

Electrophilic addition

Electrophilic substitution

Nueleophilic addition

Nucleopihlic substitution

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

Wolf-Kishner reduction

Reimer Tiemann reaction

Cannizzaro’s reaction

Aldol condensation

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

Acetophenone

C₆H₅CHO

Acetone

Acetaldehyde

199. Benzophenone can be converted into benzene using

Sodium amalgam in water

Acidfied dichromate

Anhydrous AlCl₃

Fused alkali

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

Propyl alcohol

Propyl amine

Ethyl alcohol

Ethylamine

Page 9 of 10

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

CH₃COCH₃

CO₂

CH₃CHO

HCHO

202. Which of the following is correct?

Reaction of vegetable oil with H₂SO₄ gives glycerine

Reduction of any aldehyde gives secondary alcohol

Sucrose on reaction with NaCl gives invert sugar

Alcoholic iodine with NaOH gives iodoform

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

Formic acid

Acetylene

Trihydroxymethane

Sodium formate

204. Acetic acid is manufactured by the fermentation of

Methanal

Ethanol

Methanol

Ethanal

205. Which responds to +ve iodoform test?

2-Pentanone

Butan-1-al

Butanol-1

Butanol-2

206. Butanenitrile is formed by reaction of KCN with

Propyl Chloride

Butyl chloride

Propyl alcohol

Butyl alcohol

207. The alanine is ____________ in nature

Basic

Neutral

Weakly acidic

Acidic

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

Methyl alcohol

Acetic acid

Acetyl Chloride

Phenol

209. 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”.

CH₃CH₂COOH

CH₃COCH₃

CH₃CH₂CHO

CH₃CH(OH) CH₃

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

Phenyl benzoate

Phenyl acetate

Methyl salicylate

Phenyl salicylate

211. What is IUPAC name of the following

2-Chloro, 3-butene

3-Chloro, 2-butene

3-chloro, 1-butene

2-chloro, 1-butene

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

Methyl ethanoate

Ethyl methonoate

Propylamine

Ethylamine

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

Ethyl alcohol

Acetic acid

Ethyl amine

Acetaldehyde

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

2 – hexanone

Methanol

Propanal

Ethanol

215. Glacial acetic acid is

Acetic acid mixed with methanol

Pure acetic acid at 100°C

Pure acetic acid above 16.6°C

Pure acetic acid at 0°C

216. By what process is ethanol converted to ethanoic acid

Reduction

Dehydrogenation

Hydration

Oxidation

217. Which one is not a nucleophile?

H₂O

BF₃

H₂S

NH₃

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

6

2

4

1

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

CH₃I

C₂H₅Br

C₆H₅CI

C₂H₅CI

220. 2-Bromopentane is heated with potassium ethoxide in ethanol. The major product obtained is

Trans-Pent-2-ene

Eis-Pent-2-ene

2-Ethpxypentane

Pent-1-ene

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

Ether

Ketone

Carboxylic acid

Acetaldehyde

222. The compound having general formula RCHOR is called

Diesters

Acetals

Aldols

Hemiacetals

223. Ethyl bromide on treatment with alcoholic KOH gives

Ethane

Acetic acid

Ethanol

Ethylene

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

CaCO₃

CuO

CH₃OH

Sodium metal

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

Salvation

Hydration

Hydrolysis

Solvoysis

Page 10 of 10

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

Ethanenitrile

Formaldehyde

Ethyl alcolhol

Methyl iodide

227. Hybridization state of carbocation is

SP²

dSP²

SP

SP³

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

Alkyl Nitrile

Alkyl halide

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

Addition product of Grignard reagent and CO₂

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

1

5

3

2

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

Oxalic acid

Ethanol

Glyoxal

Formic acid

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

CH₃CHO is formed

CH₃COCH₃ is formed

CH₃CH₂OH is formed

CH₃COOH is formed

232. Acetone is oxidized with

Fehling solution

Acidic dichromate solution

Benedicts solution

Tollen’s reagent

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

CH₃Cl

CH₃I

CH₃Br

CH₃F

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

Phenol complexes

Recuction of Tollen’s reaction

Reaction of Fehling solution

Iodoform reaction

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

Methyl butyrate

Octyle acetate

Isoaml valerate

Isoaml acetate

236. 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?

H₃PO₂

HPO₃

H₃PO₃

H₃PO₄

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

Alcohols

Esters

Ethers

Carboxylic acids

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

Ethanal

Propanone

Ethanol

Methanal

239. Acyl halide is formed by reacting PCl₅ with

Both carboxylic acids as well as esters

Ester

Amide

Alcohol

240. Which is the general formula for aldehydes?

D

C

B

A

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

Perkin’s reaction

Wurtz reaction

None of these

Friedel-Crafts reaction

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

Formaldehyde

Acetone

Oxalic acid

Ethylene glycol

243. 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

Chloral hydrate

CHCl₃

Chloroacetic acid

CH₃Cl

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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