Question

Read the following statements carefully :

(1) A secondary alcohol on oxidation gives a ketone

(2) Ethanol reacts with conc. $\mathrm { H } _ { 2 } \mathrm { SO } _ { 4 }$ at $180 ^ { \circ } \mathrm { C }$ to yield ethylene

(3) Methanol reacts with iodine and sodium hydroxide to give a yellow precipitate of iodoform

(4) Hydrogen gas is liberated when sodium is added to alcohol. Select the correct statements from the above set:

• A. A, B
• B. C, D
• C. A, B, D
• D. A, C, D

Answer 1

Answer: (C)

A, B, D

Answer 2

(1)

(2)

(4) $2 \mathrm { CH } _ { 3 } \mathrm { CH } _ { 2 } \mathrm { OH } + 2 \mathrm { Na } \rightarrow 2 \mathrm { CH } _ { 3 } - \mathrm { CH } _ { 2 } - \mathrm { ONa } + \mathrm { H } _ { 2 }$