Question

Which of the following can be used to test the acidic nature of ethanol?

• A. NaHCO₃
• B. Na metal
• C. Blue litmus solution
• D. Na₂CO₃

Answer 1

Answer: (B)

(1) With sodium metal, ethanol evolves $H_2$ gas.
$\left(2\right)C_2{H}_{5}OH+Na\to C_2{H}_{5}ONa+H_2$