The esters that get hydrolyzed most easily under alkaline conditions is?

1.
2.
3.
4.

Treatment of cyclopentanone with methyl lithium generates:

1. Cyclopentanonyl cation

2. Cyclopentanonyl radical

3. Cyclopentanonyl biradical

4. Cyclopentanonyl anion

An organic compound X having molecular formula C₅H₁₀O yields phenyl hydrazone and gives a negative response to the iodoform test and Tollen's test. It produces n-pentane on reduction. X could be:

The correct order of decreasing acid strength of
trichloroacetic acid (A), trifluoroacetic acid (B), acetic acid (C), and formic acid (D) is:

1. B > A > D > C

2. B > D > C > A

3. A > B > C > D

4. A > C > B >D

Consider the reaction:

$RCHO$ $+$ $N{H}_{2}N{H}_2\to RCH$ $=N-N{H}_2$

What sort of reaction is it?
1.  Free radical addition – elimination reaction
2. Electrophilic substitution-elimination reaction
3.  Nucleophilic addition – elimination reaction
4.  Electrophilic addition – elimination reaction

Match the compounds given in List -I with their characteristic reactions given in List -II. Select the correct option.

Options :

Reduction of aldehydes and ketones into hydrocarbons using amalgam and conc. HCl is called:

1. Clemmensen reduction

2. Cope reduction

3. Dow reduction

4. Wolff-Kishner reduction

A compound with the molecular formula C₅H₁₀ that yields acetone on ozonolysis is:
1. 2-Methyl-2-butene
2. 2-Methyl-1-butene
3. Cyclopentane
4. 3-Methyl-1-butene