Branched Chain Compounds

Q.

Which hydrocarbons are used as solvents?

1. Ethene

2. Hexane

3. Heptane

4. Cyclohexane

Q. Which of the following are not the structural isomers of $C_6{H}_{14}$ ?

1. 
2. 
3. 
4. 

Q. The word root for a hydrocarbon with three carbon atoms is ________.

1. prop
2. but
3. meth
4. eth