Catalytic Hydrogenation of Aromatics

Q. Catalytic hydrogenation of benzene gives :

1. Xylene
2. Cyclohexane
3. Benzoic acid
4. Toulene

Q.

A hydrocarbon of formula $C_6{H}_{10}$ absorbs only one molecule of H2upon catalytic hydrogenation. Upon ozonolysis, the hydrocarbon yields

The hydrocarbon is

1. Cyclohexane

2. Benzene

3. Cyclohexene

4. Cyclobutane

Q. Product 'C' of the above reaction is:

1. 1, 3-hexadiene
2. 1, 4-pentadiene
3. 1, 3-butadiene
4. 1, 3-heptadiene

Q. Rate of hydrogenation of the given alkenes is in the order:

1. $II>IV>III>I$
2. $IV>II>III>I$
3. $IV>II>I>III$
4. $IV>I>II>III$

Q. Consider the following reactions:


Which of the following is/are true regarding the products formed?

1. 
2. 
3. 
4.