1. In the following reaction sequence Z is

2. The major product of acid catalysed dehydration of 2-methylcyclohexanol and butan-1-ol are respectively

3. Tertiary butyl alcohol gives tertiary butyl chlorideon treatment with

4. Conversion of phenol to salicyclic acid and to salicyaldehyde are known as (respectively)

5. Which of the following is phenol?

6. The major product obtained on interaction of phenol with sodium hydroxide and carbon dioxide is