(a) Give chemical tests to detect the presence of (i) Ethanol (ii) Et

1.	(a) Give chemical tests to detect the presence of (i) Ethanol (ii) Ethanoic acid (b) Why ethanoic acid is called glacial acetic acid?
Answer» (a) Add sodium hydrogen carbonate. Ethanol will not react. Ethanoic acid will give brisk effervescence due to carbon dioxide. (b) Pure ethanoic acid exist as solid like glaciers at 291 K, therefore, called glacial acetic acid.

(a) Give chemical tests to detect the presence of (i) Ethanol (ii) Ethanoic acid (b) Why ethanoic acid is called glacial acetic acid?

Answer»

(a) Add sodium hydrogen carbonate. Ethanol will not react. Ethanoic acid will give brisk effervescence due to carbon dioxide.

(b) Pure ethanoic acid exist as solid like glaciers at 291 K, therefore, called glacial acetic acid.