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TG EAMCET (EAPCET) Chemistry Multiple Choice Questions (MCQs)

TG EAMCET Chemistry MCQs (Unit-26)

TG EAMCET Chemistry MCQs - Unit 26: Organic Compounds Containing Nitrogen (171 to 180)

171. Which of the following is a method used to prepare amines?

a) Reduction of nitriles

b) Hydrolysis of esters

c) Reduction of amides

d) Both a and c

Answer: d) Both a and c

172. What type of reaction occurs when amines react with nitrous acid?

a) Nucleophilic substitution

b) Nitrosation reaction

c) Esterification

d) Oxidation reaction

Answer: b) Nitrosation reaction

173. Which of the following reactions is used to prepare diazonium salts?

a) Diazotization

b) Hydrolysis

c) Dehydration

d) Oxidation

Answer: a) Diazotization

174. What is the functional group present in cyanides?

a) -COOH

b) -CN

c) -NH₂

d) -C≡N

Answer: b) -CN

175. Which of the following is an example of an electrophilic substitution reaction of aromatic amines?

a) Nitration

b) Reduction

c) Hydrolysis

d) Ammonolysis

Answer: a) Nitration

176. Which reaction involves the displacement of the diazonium group?

a) Coupling reaction

b) Sandmeyer reaction

c) Reduction reaction

d) Hydrolysis reaction

Answer: b) Sandmeyer reaction

177. In Gabriel phthalimide synthesis, the product formed is a:

a) Tertiary amine

b) Secondary amine

c) Primary amine

d) Ammonium salt

Answer: c) Primary amine

178. Which of the following is used to prepare isocyanides?

a) Alkyl halides

b) Alcohols

c) Amines

d) Acyl halides

Answer: a) Alkyl halides

179. What is the characteristic feature of amines that determines their basicity?

a) Lone pair of electrons on nitrogen

b) Hydrogen bonding

c) Presence of alkyl groups

d) Aromaticity

Answer: a) Lone pair of electrons on nitrogen

180. Which of the following reactions is involved in the preparation of diazonium salts?

a) Reaction with sodium nitrite

b) Reaction with HCl

c) Reaction with ammonia

d) Nitration

Answer: a) Reaction with sodium nitrite

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TG EAMCET (EAPCET) Chemistry Multiple Choice Questions (MCQs)

TG EAMCET Chemistry MCQs - Unit 26: Organic Compounds Containing Nitrogen (171 to 180)

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