The main product A and B in the above mentioned reaction are respectively- 

1. 

2. 

3. 

4. 

An alkene that gives a mixture of ketones only on ozonolysis, from the following, is :

1.		2.
3.		4.

The minimum heat of hydrogenation among the following will be shown by -

1.		2.
3.		4.

Consider the following reaction:-

A and B are isomeric compounds. Additionally, A is a monochloro derivative. These two can be differentiated easily by using-

1. AgN$O_3$(aq)

2. ${\mathrm{Br}}_2/{\mathrm{FeCl}}_3$

3. Conc.HN${\mathrm{O}}_3$/$\mathrm{Conc}.{\mathrm{H}}_2{\mathrm{SO}}_4$

4. NaCl(aq)

The main product of the following reaction will be-

1.		2.
3.		4.

The major product in the following reaction is-

1.		2.
3.		4.

Which of the following statement(s) is/are correct about the elimination reaction of 2-Bromopentane to form pent-2-ene:
(a) $\mathrm{\beta }$-Elimination reaction
(b) Follows Zaitsev rule
(c) Dehydrohalogenation reaction
(d) Dehydration reaction

The C – H bond and C – C bond in ethane are formed by overlapping of -

1. ${\mathrm{sp}}^3-\mathrm{s} \mathrm{and} {\mathrm{sp}}^3-{\mathrm{sp}}^3$

2. ${\mathrm{sp}}^2-\mathrm{s} \mathrm{and} {\mathrm{sp}}^2-{\mathrm{sp}}^2$

3. sp – sp and sp – sp 

4. p–s and p – p

An organic molecule necessarily shows optical activity if it -

1. Contains asymmetric carbon atoms

2. Is non-planar

3. Is non-superimposable on its mirror image

4. Is superimposable on its mirror image

The compound that has least hindered rotation around carbon-carbon bond is-