i. Ethyl alcohol is dehydrated by sulphuric acid at a temperature of about 1700°C

Question

Some word/words are missing in the following statements. You are required a little and then in excess

i. Ethyl alcohol is dehydrated by sulphuric acid at a temperature of about 1700°C

ii. Aqua regia contains one part by volume of nitric acid and three parts by volume of hydrochloric acid.

iii. Magnesium nitride reacts with water to liberate ammonia.

iv. Cations migrate during electrolysis.

v. Magnesium reacts with nitric acid to the liberate hydrogen gas.

Answer 1

(i) Ethyl alcohol is dehydrated by concentrated sulphuric acid at a temperature of about 170°C

(ii) Aqua regia contains a mixture of one part by volume of concentrated nitric acid and three parts of volume of concentrated hydrochloric acid

(iii) Magnesium nitride reacts with warm water to liberate ammonia.

(iv) Cations migrate to cathode during electrolysis.

(v) Magnesium reacts with very dilute nitric acid to liberate hydrogen gas.