ECAT Chemistry Carboxylic Acid Chapter Test Online

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1. 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

2. Aspirin is

Salicylic acid

Acetyl salicylic acid

Benzoic acid

Phenyl salicylic acid

3. 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

cis – trans

Anantiomers

Metamers

Position isomers

4. Phenol gives _______ Colour with neutral FeCl₃ solution

Blue

Red

Violet

Green

5. Which one of the following contains carboxylic group?

Carbolic acid

Picric acid

Glutamic acid

All above

6. Alkaline hydrolysis of urea with dil. NaOH gives

Biuret and ammonia

Ammonia and sodium carbonate

Ammonia and cyanuric acid

Nitrogen and sodium carbonate

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

Acetyl chloride

Methyl propionate

Acetic anhydride

Acetic acid

8. 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

CH₃CH₂CHO

CH₃CH(OH) CH₃

CH₃COCH₃

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

Formic acid

Fumaric acid

HCI

Oxalic acid solution

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

Methyl Ethanoate

Propanoic acid

Formamide

Propanamide

11. Benzophenone can be converted into benzene using

Anhydrous AlCl₃

Sodium amalgam in water

Acidfied dichromate

Fused alkali

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

Octyl acetate

Methyl butyrate

Isoaml valerate

Amyl acetate

13. Weakest acid among the following is

Alcohol

Phenol

Water

Acetic acid

14. Cyanohydrin of which of the following forms lactic acid

CH₃CHO

HCHO

CH₃COCH₃

CH₃CH₂CH₂CHO

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

6

2

4

1

16. C₆H₆Cl₆ can be obtained from:

HCl and Benzene

Cl₂ and Benzene and AlCl₃

Cl₂ and Benzene in diffused light

NaOCl and Benzene

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

Addition

Dehydrohalogenation

Molecular rearrangement

Substitution

18. The aldol on heating

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

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

It is not possible

Loses hydrogen and have a double bond between C – C

19. In esterification, H₂SO₄ can

Remove H₂O

As a dehydrating agent

Increase the rate of reaction

All the above

20. 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

H₃PO₃

HPO₃

H₃PO₄

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

Lactic acid

Citric acid

Acetic acid

Palmitic acid

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

Acetophenone

Acetaldehyde

Acetone

C₆H₅CHO

23. Acyl halide is formed by reacting PCl₅ with

Ester

Alcohol

Both carboxylic acids as well as esters

Amide

24. 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

Hydrolysis

Salvation

Hydration

25. Which responds to +ve iodoform test?

Butan-1-al

Butanol-2

2-Pentanone

Butanol-1

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26. 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 nitrites

By the oxidation f primary alcohols

By the hydrolysis of p – amines

By the carbonation of Griganard reagent

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

Grignard’s reagent

Magnesium halide

Alkene

Alkyne

28. Which is true about phenol

Phenol react with H₂ to give cyclohenic not

Phenol react with H₂ to give benzene and H₂O

Phenol is an alcohol

Phenol can not be reduced

29. Tetrabromoethane one treatment with alcoholic gives

Ethylbromide

Ethene

Ethyne

Ethane

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

Two units of alcohol are obtained

Two units of acids are obtained

None of these

One unit of alcohol and one unit of acid is obtained

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

They have an electrophilic carbon

They have a neuclophilic carbon and good leaving group

They have an electrophilic carbon and good leaving group

They have a neucleophilic carbon and bad leaving group

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

Highly acidic hydrogen

Formation of dimmers

Resonance stabilization of their conjugate base

Intermolecular hydrogen bonding

33. By what process is ethanol converted to ethanoic acid

Reduction

Dehydrogenation

Hydration

Oxidation

34. Carbonyl compounds undergo addition reactions because

It has a sigma bond and a A bond

It is an aldehyde

They are unsaturated hydrocarbons

It has a C-O bond

35. 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

CH₃CHO

CH₃CH(OH)CH₃

CH₃COCH₃

CH₃OH

36. Which statement is incorrect about a Zwitterion?

All amino acids form Zwitterion

It is also called an internal salt

It is found in neutral, acidic and basic conditions

It has positive end and negative end in the same molecule

37. Ethyl acetate reacts with CH₃MgBr to form

Tertiary alcohol

Secondary alcohol

Acid

Primary alcohol and acid

38. Which one is non- reducing sugar?

Sucrose

Fructose

Galactose

Glucose

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

Bright sunlight

Zinc

AlCl₃

Nickel

40. 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

2 x 10¯⁴

3 x 10¯⁴

41.

CH₃CH₂OH

CH₃OH

CH₃COOH

CH₃ – COWH₂

42. 2-Bromopentane is heated with potassium ethoxide in ethanol. The major product obtained is

Trans-Pent-2-ene

Eis-Pent-2-ene

Pent-1-ene

2-Ethpxypentane

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

Acetic acid

NH₃

Benzaldehyde

Acetone

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

C₂H₅CI

CH₃I

C₂H₅Br

C₆H₅CI

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

Ethyl alcohol

Acetaldehyde

Acetic acid

Ethyl amine

46. Acetamide and NaOBr/OH produce

NH₃

Ethanamine

CH₃CN

Methanamine

47. 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?

Benzene

Cyclohexanol

Cyclohex-2-enol

Cyclohexanone

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

Methanal

Propanone

Ethanol

Ethanal

49. Rosenmund’s reduction of an acyl chloride gives

An alcohol

An aldehydes

An ester

A hydrocarbon

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

The reagent becomes inactive in water

The reagent is highly reactive in ether

The reagent does not react with water

The reagent reacts with water

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

Formaldehyde

Oxalic acid

Acetone

Ethylene glycol

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

Glyoxal

Oxalic acid

Formic acid

Ethanol

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

Neutral

Stronger

Weaker

Amphoteric

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

None of these

Perkin’s reaction

Wurtz reaction

Friedel-Crafts reaction

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

HCl > HBr > HI

HBr > HI > HCl

HBr > HCl > HI

HI > HBr > HCl

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

An isocyanide

An aldehyde

An alcohol

A cyanide

57. 1, 3-Dibromopropane reacts with metallic zinc to form

Cyclopropane

Propene

Hexane

Propane

58. Which of the following is the strongest acid?

CH₃COOH

CCl₃COOH

CF₃COOH

CBr₃COOH

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

Amylbutyrate

Amylacetaete

Ethylbutyrate

Benzyl acetate

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

α – Aminoacetic acid

Acetic acid

Benzoic acid

Formic acid

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

When its calcium salt is heated, it forms a ketone

It is an oxidizing agent

It is a weaker acid than acetic acid

It is a reducing agent

62. Hydrolysis of trichloromethane with aqueous KOH gives

Methanol

Chloral

Acetylene

Potassium formate

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

CH₃Cl

CH₃F

CH₃Br

CH₃I

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

Ethylene

Hexachloroethane

1, 1, 2, 2-tetrachloroethane

Acetylene

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

None of these

Alkenes

Alkynes

Alkanes

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

Acetaldehyde

Ether

Ketone

Carboxylic acid

67. 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

68. Reductive ozonolysis of benzene produces

Glyoxal

Maleic anhydride

Phthalic acid

Acetone

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

Formation of ester with alcohol

Blue litmus reaction

Replacement of hydrogen by sodium

Reduction of feeling solution

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

Hydrolysis

Ammonlysis

Esterification

Sponificaton

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

Any aromatic amine

Any amine

Any aliphatic amine

Any primary amine

72. Between CH₃COOH and HCOOH, HCOOH will be

None of these

Less acidic

More acidic

Equally acidic

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

Esters

Carboxylic acids

Ethers

Alcohols

74. When phenol is sulphonated the main product

O – hydroxybenzene sulphonic acid

O and P hydroxybenzene sulphonic acid

Benzene sulphoxic acid

P – hydroxybenzene sulphonic acid

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

Acetic acid

Formic acid

Oxalic acid

Carbonic acid

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

Local irritant

Coagulant for rubber latex

Formation of alcohol

Formation of rayon and silk

77. Acetamide is prepared by

Heating ammonium acetate

Heating methyl nitrile

Heating ethyl acetate

The hydrolysis of methyl nitrile

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

Instability

Steric hindrance

Insolubility

Inductive effect

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

CH₃CH₂OH is formed

CH₃CHO is formed

CH₃COCH₃ is formed

CH₃COOH is formed

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

Alkenes

Alkyl copper halides

Alkenyl halildes

Alkanes

81. Aldol condensation will not be observed in

Hexanal

Ethanal

Phenyl acetaldehyde

Chloral

82. Ethyl bromide on treatment with alcoholic KOH gives

Ethylene

Ethane

Acetic acid

Ethanol

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

Dichloroacetaldehyde

Trichloroacetealdehyde

Dichloroacetone

Trichloroethane

84. Acetic acid exists as dimmer in benzene due to

Presence of hydrogen at alpha – carbon

Presence of carboxylic group

Condensation

H – bonding

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

Hybridization

Resonance

H-bonding

All these

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

Dehydration

Oxidation

Hydration

Decaboxylation

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

Ethanol

Ethylether

Ethane

Acetone

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

CH₃COOH

NaHCO

C₆H₅COOH

CH₃CH₂COOH

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

Isopropyl chloride

Ethyl chloride

Benzyl chloride

Chlorobenzene

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

Anisole

Acetophenone

Toluene

Benzyl alcohol

91. Reaction of acids with alcohols is also known as

None

Saponification

Esterification

Alkalization

92. Toluene can be oxidized to benzoic acid by

K₂Cr₂O₇ (acidic)

KMnO₄ (alk)

Both

None

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

Acetic acid

Oxalic acid

Succinic acid

Maleic acid

94. What is IUPAC name of the following

3-Chloro, 2-butene

2-Chloro, 3-butene

2-chloro, 1-butene

3-chloro, 1-butene

95. In which process, an amino acid is produced

Aldol condensation

Wurtz synthesis

Williamson’s synthesis

Strecker synthesis

96. Acetamide is prepared by

Heating ammonium acetate

Heating ethyl acetate

Heating methyl acetate

The hydrolysis of methyl cyanide

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

Benzyl alcohol

Ethanol

Isopropyl alcohol

Ethanal

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

NH₄Cl

Na₂SO₄

Grignard reagent

NaHSO₃

99. Calcium acetate when dry distilled gives

Formaldehyde

Acetic anhydride

Acetone

Acetaldehyde

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

CaCO₃

Sodium metal

CH₃OH

CuO

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101. Lower carboxylic acids are soluble in water due to

Low molecular weight

Hydrogen bonding

Dissociation into ions

Easy hydrolysis

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

CO₂

C + CO₂

CO + CO₂

CO

103. Which of the following statements is correct?

Phenol is more acidic than carbonic acid

Phenol is more acidic than ethanol

Phenol is less acidic than ethyl alcohol

Phenol is more acidic than CH₃COOH

104. Acetic acid is manufactured by the fermentation of

Methanal

Methanol

Ethanal

Ethanol

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

They have an electrophilic carbon

None of the above

They have an electrophilic carbon and had leaving group

They have an alectrophilic carbon and leaving group

106. Which compound has the maximum repulsion with H₂O?

CH₃-O-CH₃

C₆H₆

CH₃CH₂OH

C₂H₅OH

107. A nucleophilic reagent will readily attack

Ethanal

Ethylene

Ethyne

Ethanoyl chloride

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

E₂ and SN₂

E₁ and E₂

W₁ and E₂

E₁ and SN₁

109. SN₂ reaction can be best carried out with

Tertiary alkyl halides

Secondary alkyl halides

Primary alkyl halides

All the three

110. Acetone is oxidized with

Benedicts solution

Fehling solution

Tollen’s reagent

Acidic dichromate solution

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

Tautomerism

Metamerism

Geometrical isomerism

Enantiomerism

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

Secondary

All above

Tertiary

Primary

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

CH₃CH₂Br

CH₃COCH₂CH₂Br

CH₃CH₂CH₂Br

CH₂ = CHBr

114. Isopropyl alcohol on oxidation gives

Acetaldehyde

Ether

Ethylene

Acetone

115. Most reactive halide towards SN1 reaction

Allyl chloride

tert-Butyl chloride

n-Butyl chloride

sec-Butyl chloride

116. Acetamide is

Neutral

Highly basic

Highly acidic

Amphoteric

117. Ethyl alcohol gives ethyl chloride with the help of

KCl

NaCl

SOCl₂

Cl₂

118. Isozymes are the enzymes which

Have same physical and chemical properties

Have similar chemical properties

Have different physical and chemical properties

Have similar physical properties

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

Formation of carbocation

Formation of an ester

Protonation of alcohol molecule

Elimination of water

120. Which of the following is not fatty acids?

Acetic acid

Butanoic acid

Phathalic acid

Propanoic acid

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

All

SOCI₂

PCI₅

S₂CI₂

122. Which is not true about acetophenone?

On oxidation with alkaline KMnO₄ followed by hydrolysis gives benzoic acid

Reacts to form 2, 4-dinitrophenyl hydrazine

Reacts with Tollen’s reagent to form silver mirror

Reacts with I₂/NaOH to form iodoform

123. Essential amino acids are those amino acid which

α – Amino acids

Body can synthesis

Body cannot synthesize

β – Amino acids

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

Passing dry HCl through it

Distilling it

Reacting with Mg

Reacting with Na metal

125. Propanone is the product obtained by dehydrogenation of

Propanethoil

1-Propanol

2-Propanol

Isobutyl alcohol

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

It is a reducing agent

It is an oxidizing agent

On heating its calcium salt it is converted into ketone

It is weaker than acetic acid

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

Resonance stabilization of the carboxylate ion

High reactivity of α – hydrogen

Absence of α – hydrogen

H – bonding

128. Which is the general formula for aldehydes?

C

B

A

D

129. Which reaction yields Bakelite?

Phenol and HCHO

Tetra methyl glycol with Hex methylene diisocyanate

Urea with HCHO

Ethylene glycol and Dimethylterephethalate

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

Esterification

Carboxylation

Saponification

Acetylation

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

CH₃COOH

C₂H₅OH

CH₃OCH₃

CH₃OH

132. 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

Propanone and mesitylene oxide

Propanone and mesityl oxide

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

Propanal and mesitylene

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

– CO – S –

– CO – NH –

– C – N

– CO – NH₂

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

6 – 10%

20%

20 – 50%

30%

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

Aldol condensation

Tischenko reaction

Schmidt reaction

Beckmann’s rearrangement reaction

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

CH₃CHO

HCHO

CH₃COCH₃

CO₂

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

Oxalic acid

Formic acid

Glyoxal

Acetaldehyde

138. Which statement is not correct about CH₃COOH?

It can be oxidized very easily

Its pure form is called glacial acetic acid

It is stronger acid than phenol

It reacts with carbonates to liberate CO₂

139. Monocarboxylic acids exist as dimmer because if

Hydrogen bonding

Dipole – dipole attraction

Van der Waal’s forces

Cohesive forces

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

Trihydroxymethane

Sodium formate

Acetylene

Formic acid

141. Carbon atom holding halogen in aryl halides is

sp³-hybrideshed

sp²-hybridesed

Sp³d-hybrideshed

sp-hybrideshed

142. 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

Chloroacetic acid

CHCl₃

CH₃Cl

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

Phenol

Acetyl Chloride

Acetic acid

Methyl alcohol

144. If formaldehyde and KOH are heated then we get

Acetylene

Methane

Methyl alcohol

Ethyl formate

145. 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

Diethyl ether

n-Butyl alcohol

Sec-Butyl alcohol

Isobutyl alcohol

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

Ethanol

Methanol

Propanal

2 – hexanone

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

Fires rearrangement

Curtius rearrangement

Beckman rearrangement

Aldol condensation

148. Which of the following is hypotonic?

Paraldehyde

None

Acetaldehyde

Metaldehyde

149. Organic acid without a carboxylic acid group is

Vinegar

Oxalic acid

Picric acid

Ascorbic acid

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

Isobutyl alcohol

Ethyl alcohol

Methyl alcohol

Propyl alcohol

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151. Glacial acetic acid is

Pure acetic acid at 100°C

Pure acetic acid above 16.6°C

Pure acetic acid at 0°C

Acetic acid mixed with methanol

152. Lactic acid on heating with dil. H₂SO₄ gives

Formic acid

Acrylic acid

Propionic acid

Acetic acid

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

Zn-Hg with conc. HCl

Glycol with KOH

LiAlH₄ in water

H₂ with Pd catalyst

154. 1-Chlorobutane on reaction with alcoholic potash gives

Butan-2-ol

But-2-ene

But-1-ene

Butan-1-ol

155. Give IUPAC name of Acetone

Propanone

Butanone

Ethanal

Propanal

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

3-Methyl-2 butanone

2 – Methyl- 2 butanone

4-Methylisoprophl ketone

Isoprophylmethyl ketone

157. Grignard’s reagent is reactive due to

The presence of Mg atom

None of these

The pressure of halogen atom

The polarity of C-Mg bond

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

Reaction of CO₂ of atmosphere with urea mononitrate in urine

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

Hydrogen present in air reacts with nitrogen forming NH₃

Formation of sulphonic acid by urea of urine

159. SN1 reaction of alkylhalides leads to

None of these

Retention of configuration

Inversion of configuration

Recemisation

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

Cannizzaro’s reaction

Reimer Tiemann reaction

Wolf-Kishner reduction

Aldol condensation

161. Which of the following is correct?

Reduction of any aldehyde gives secondary alcohol

Sucrose on reaction with NaCl gives invert sugar

Reaction of vegetable oil with H₂SO₄ gives glycerine

Alcoholic iodine with NaOH gives iodoform

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

2 moles of ethyl alcohol

2 moles of methyl cyanide

Acetic anhydride

Formic anhydride

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

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

Cyclohexanol < Phenol < Benzoic acid (ACID STRENGTH)

Benzamide < Aniline < Cyclohexylamine (ACID STRENGTH)

FCH₂COOH > ClCH₂COOH > BrCH₂COOH (ACID STRENGTH)

164. An organic acid having molecular formula C₂H₄O₂ is

Oxalic acid

Acetic acid

Propionic acid

Formic acid

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

Methane

Water

Chlorofluorocarbons

Carbon dioxide

166. 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

Alkene

Ether

Primary alcohol

167. The carbon of carbonyl group is

Electrophilic

Electronrich

None of these

Nucleophilic

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

Acetic acid

Bromoacetic acid

Methyl amine

Ethylamine

169. 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

170. The reaction of an alkyl halide with RCOOAg produces

Ketone

Ether

Ester

Aldehyde

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

Ethyl alcolhol

Methyl iodide

Ethanenitrile

Formaldehyde

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

Formic acid

Acetic acid

Carbonic Acid

Oxalic acid

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

Sodium bisulphate

Phenyl hydrazine

Fehling solution

Hydroxylamine

174. 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

CH₃CHO

HC ≡ C – CHO

CH₂ ≡ CH – CHO

CH₃CH₂CHO

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

Carbonyl compounds

Nitro compounds

Olefins

Carboxylic acids

Page 8 of 10

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

Electrophilic addition

Electrophilic substitution

Nucleopihlic substitution

Nueleophilic addition

177. Reduction of aldehydes with HI and P give

Tertiary alcohols

Primary alcohols

Secondary alcohols

Alkanes

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

D

B

A

C

179. Formic acid is obtained when

Acetaldehyde is oxidized with K₂Cr₂O₇ and H₂SO₄

Calcium acetate is heated with conc, H₂SO₄

Calcium formate is heated with calcium acetate

Glycerol is heated with oxalic acid

180. Lactic acid on oxidation by alkaline potassium permanganate gives

Pyruvic acid

Propionic acid

Tartaric acid

Cinnamic acid

181. Allyl chloride on dehydrochlorination gives

Propadiene

Propylene

Allyl alcohol

Acetone

182. Which statement in not correct about alcohol?

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

Alcohol produces H₂ by reaction with sodium metal.

Ethyl alcohol is heavier than water

183. Reverse of esterification is known as

Hydration

Hydrolysis

Neutralization

Poly esterification

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

1-Propanol

Ethanol

2-Propanol

2-Methyl2-Proponal

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

Propauone phenyl hydrazine

Acetaldehydehydrazone

2, 4 dinitropheny hydrazine

Propanoneoxime

186. How can you distinguish between aldehyde and ketone?

None of these

By2, 4 dinitropheny hydrazine

Oxidation reactions

Sod bisulphite

187. 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

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

Addition product of Grignard reagent and CO₂

Alkyl halide

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

Alkyl Nitrile

189. Which one is not a nucleophile?

H₂O

BF₃

NH₃

H₂S

190. Ethyl alcohol is converted into acetic acid by

Fermentation

Oxidation

Hydrogenation

Reduction

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

Calcium benzoate

Methane

Benzene

Sodium benzoate

192. Chromyl chloride and toluene react to produce

Benzyl chloride

Benzoic acid

p-chlorotoluene

Benzaldehyde

193. A carboxyl acid contains

A carbonyl and an aldehyde group

A hydroxyl and carbonyl group

A hydroxyl group

A carbonyl group

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

Iodide > Chloride > Bromide > Flouride

Flouride > Chloride > Bromide > lodide

Chloride > Bromide > Flouride > Iodide

Iodide > Bromide > Chloride > Flouride

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

– OH group is replaced by another group

– COOH group is involved as whole

H atom and – OH group are involved

Hydrogen atom of carboxyl group in involved

196. Acetic acid is manufactured by

Fermentation

Ozonolysis

Esterification

Distillation

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

Phenyl acetate

Phenyl salicylate

Phenyl benzoate

Methyl salicylate

198. Which is more acidic?

o-cresol

phenol

p-nitrophenol

m-cresol

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

Replacement of hydrogen by sodium

Formation of ester with alcohol

Blue litmus reaction

Reduction of Fehling solution

200. Sulphonation of benzoic acid produces mainly

p-sulphobenzoic acid

m-sulphobenzoic acid

o-Sulphobenzoic acid

o-and p-sulphobenzoic acid

Page 9 of 10

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

Sodium carbonate solution

Neutral ferric chloride

Amm, silver nitrate solution

Sodium hydroxide solution

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

Sandmeyer’s reaction

Perkin’s reaction

Kolbe’s reaction

Schotten Baumann reaction

203. Picric acid is

2, 4, 6-Tribromoethanol

Para-Nitrophenol

2, 4, 6-Trinitrophenol

2, 4, 6-Trinitrotoluene

204. Hybridization state of carbocation is

SP

dSP²

SP²

SP³

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

H.V.Z. reaction

Hoffmann’s bromamide reaction

Gabriel phthalimide reaction

Hoffmann’s methylation

206. When alcohols react with carboxylic acids the product is

An alkane

An ester

An ether

No reaction

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

Ethylamine

Propyl amine

Ethyl alcohol

Propyl alcohol

208. Butanenitrile is formed by reaction of KCN with

Propyl alcohol

Butyl alcohol

Propyl Chloride

Butyl chloride

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

None of these

Carbonium ion

Alkyl hydrogen sulphate

Alkoxy ion

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

P₂O₅

H₂SO₄

CH₃COONa

CH₃COCH₃

211. Which one is non – reducing sugar?

Fructose

Glucose

Sucrose

Galactose

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

Methyl ethanoate

Propylamine

Ethylamine

Ethyl methonoate

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

Anhydrides, ethers, esters

Esters, ethers, anhydrides

Ethers, anhydrides, esters

Anhydrides, esters, ethers

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

Propionaldehyde

An aldol

An acetal

Mesitylene

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

Ethyl choroformate

Acetyl chloride

Carbon dioxide

Ethyl formate

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

Acetic acid

Salicaylic acid

Formine acid

Benzoic acid

217. The reactivity of alkyl halides depend upon

Bond strength

Both a and b

Bond type

Bond polarity

218. Ethyl alcohol reacts with acetyl chloride to form

Ethyl chloride

Methyl acetate

Ethyl acetate

Acetic acid

219. Acidic hydrolysis of acetamide gives

Acetic acid

Acetaldehyde

Methyl amine

Formic acid

220. The alanine is ____________ in nature

Basic

Acidic

Weakly acidic

Neutral

221. Gammexane is

Benzyl chloride

Bromo benzene

Chlorobenzene

Benzene hexachloride

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

Isoaml valerate

Isoaml acetate

Methyl butyrate

Octyle acetate

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

Phenol

Benzyl alcohol

Benzoic acid

Benzaldehyde

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

Chlorobenzene, vinyl chloride, chloroethane

Vinyl chloride, Chloroethane, Chlorobenzene

Vinyl chloride, chlorobenzene, Chloroethane

Chloroethane, chlorobenzene, vinyl chloride

225. Concentrated sodium hydroxide and Benzaldehyde react to produce

Hydrobenzamide

Cinnamic acid

Benzyl alcohol

Benzophenone

Page 10 of 10

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

Benzaldehyde

Phenyl acetate

Benzene

Anisole

227. 1-Phenylethanol can be prepared by reaction of benzaldehyde with

Methyl bromide and AlBr₃

Methyl iodide and Magnesium

C₂H₅I and Mg

Methyl bromide

228. 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

229. The compound having general formula RCHOR is called

Diesters

Acetals

Aldols

Hemiacetals

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

2: > 1: > 3:

1: > 2: > 3:

No specific order

3: > 2: > 1:

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

Metallic ion

Enzyme

Acid

Alkali

232. Saponification of ethyl benzoate with caustic soda

Benzoic acid, sodium ethoxide

Benzyl alcohol, ethanoic acid

Phenol, ethanoic acid

Sodium benzoate, ethanol

233. C₂H₅OH can be differentiated from CH₃OH by

Reaction with NH₃

Reaction with HCI

Solubility in water

Iodoform test

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

H₂O

CH₃CH₂OH

I₂

CH₃CH₃

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

Chloroaminobenzene

Aniline

Benzamide

Nitrobenzene

236. HCOOH reacts with conc. H₂SO₄ to produce

NO₂

CO

CO₂

NO

237. Bakelite is a polymer of

Benzyl alcohol

Phenol

Formaldehyde

Hydroxy benzyl alcohol

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

3

2

1

5

239. The carbon atom of a carbonyl group is

Sp² – hybridized

Unhybridized

Sp³ – hybridized

Sp – hybridized

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

Vander Waal’s forces

Hydrogen bonding

Distillation

Condensation

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

H₂/Pt

H₂/Ni

LiAIH₄

NaBH₄

242. (HC)₃ – C – OH IUPAC name is

Butyl alcohol

2-methyl-2-Propanol

Tertiary butyl alcohol

Isoprophyl alcohol

243. Which of the following is incorrect?

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

Tollen’s reagent is used in detection of unsaturation

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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