1
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Reaction of a carbonyl compound with one of the following reagents involves nucleophilic addition followed by elimination of water. The reagent is
A
hydrazine in presence of feebly acidic solution
B
hydrocyanic acid
C
sodium hydrogen sulphate
D
a Grignard reagent.
2
AIPMT 2015
MCQ (Single Correct Answer)
+4
-1
Which one of the following esters gets hydrolysed most easily under alkaline conditions?
A
AIPMT 2015 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 65 English Option 1
B
AIPMT 2015 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 65 English Option 2
C
AIPMT 2015 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 65 English Option 3
D
AIPMT 2015 Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 65 English Option 4
3
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Treatment of cyclopentanone

AIPMT 2015 Cancelled Paper Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 92 English
with methyl lithium gives which of the following species ?
A
Cyclopentanonyl radical
B
Cyclopentanonyl biradical
C
Cyclopentanonyl anion
D
Cyclopentanonyl cation
4
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
An organic compound 'X' having molecular formula C5H10O yields phenylhydrazone and gives negative response to the iodoform test and Tollens' test. It produces n-pentane on reduction. 'X' could be
A
3-pentanone
B
n-amyl alcohol
C
pentanal
D
2-pentanone
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