Compound x and y respectively in the above reaction is: 

1.
2.
3.
4.

The major product (P), in the reaction given below, is:

1.		2.
3.		4.

The major product (P) in the following reaction is:

1.		2.
3.		4.

A compound of the formula ${\mathrm{C}}_4{\mathrm{H}}_8$ does not decolorize bromine water.  The compound can be:

1.  But-1-ene

2.  But-2-ene

3.  Cyclobutane

4.  2-methyl propene

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

An alkene on ozonolysis gives methanal as one of the products. Its structure is:

1.		2.
3.		4.

In the following reaction,

the number of ($\sigma$) bonds present in the product (A) is-

Which of the following would exhibit cis-trans isomerism?

1. ${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{CH}={\mathrm{CH}}_2$

2. $\mathrm{ClCH}=\mathrm{CHCl}$

3. $\mathrm{ClCH}={\mathrm{CCl}}_2$

4. ${\mathrm{CH}}_2=\mathrm{CH}-\mathrm{COOH}$

2,2–dimethylpropane, C(CH₃)₄, is an isomer of pentane, CH₃(CH₂)₃CH₃. Pentane has a boiling point of 36 °C whilst the boiling point of 2,2–dimethylpropane is 10 °C.

The statement that explains the difference in the boiling points for these two substances is: