1. The angle strain in cyclobutane is

2. The first fraction obtained during the fractionation of petroleum is:

3. 2 – Phenylpropene on acidic hydration gives

4. The coal tar fraction which contains phenol is:

5. Which one of these is not true for benzene?

6. The catalyst used in Friedel – Crafts reaction is

7. Alkyl halides react with dialkyl copper reagents to give?

8. The lowest alkene, that is capable of exhibiting geometrical isomerism is

9. Presence of a nitro group in a benzene ring