MCQs of Aldehydes, Ketones and Carboxylic Acids

Showing 121 to 130 out of 162 Questions

121.

Which of the following reactions will not give ethanoyl chloride as a product ?

122.

In the reaction of esterification _____ .

(a)	-OH of -COOH group is replaced by alkoxide group of alcohol.
(b)	ester and alcohol are produced.
(c)	H⁺ of -COOH group reacts with OH^- of alcohol.
(d)	the reaction occurs between conc. H₂SO₄ and alcohol.

123.

What is Y in the following reaction ? Benzoic acid + {SOCl}_{2} \to X \overset{2 {NH}_{3}}{\to} Y + {NH}_{4} Cl .

124.

With which of the following reagent acetic acid will not give acetyl chloride ?

125.

Which of the following reactions is the reaction of dehydration ?

(a)	$2 {CH}_{3} - COOH \overset{[{AlPO}_{4}]}{\to}$
(b)	${CH}_{3} - {CONH}_{2} \to_{∆}^{P_{4} O_{10}}$
(c)	${CH}_{3} COOH + C_{2} H_{5} OH \overset{[Conc . H_{2} {SO}_{4}]}{\to}$
(d)	All of the above

126.

What is X in the following reaction ? Acetyl chloride + Ethanol \overset{Pyridine}{\to} X + HCl

127.

What is the correct order of acidic strength of benzoic acid, o - nitrobenzoic acid, m - nitrobenzoic acid and m - nitrobenzoic acid ?

(a)	benzoic acid > o - nitrobenzoic acid > m - nitrobenzoic acid > p - nitrobenzoic acid
(b)	Benzoic acid > o - nitrobenzoic acid > p - nitrobenzoic acid > m - nitrobenzoic acid
(c)	o - nitro benzoic acid > p - nitrobenzoic acid > m - nitro benzoic acid > benzoic acid
(d)	o - nitro benzoic acid > p - nitrobenzoic acid < m - nitrobenzoic acid > benzoic acid

128.

In which of the following reactions is H₂ gas released ?

129.

In which of the following reactions, CO₂ will not be released ?

130.

Which of the following is a monobasic acid ?

Showing 121 to 130 out of 162 Questions