Write all possible isomers with molecular formula C₄H₁₀O and name them.

Give short notes on the following: (a) Kolbe's reaction, (b) Riemer - Tiemann reaction

How would you distinguish between (i) methyl alcohol and ethyl alcohol (ii) benzyl alcohol and phenol, (iii) ethyl alcohol and benzyl alcohol?

What are ethers? Write note on simple and mixed ethers with examples.

Compound (A) with molecular formula C₆H₆O gives violet colour with neutral ferric chloride. (A) reacting with CCI₄ and NaOH gives two isomers (B) and (C). (A) on oxidation with CrO₂Cl₂ gives (D) of molecular formula C₆H₄O₂. Identity A, B, C and D. Explain the reactions.