Question

Aquaregia is prepared by mixing
(1) conc. hydrochloric acid and conc.sulphuric acid in the ratio of 4:1.
(2) conc. nitric acid and conc. hydro chloric acid in the ratio of 4: 1
(3) conc. nitric acid and conc. sulphuric acid in the ratio of 3 : 1
(4) conc. hydrochloric acid and conc. nitric acid in the ratio of 3 : 1

Answer 1

Aquaregia is prepared by mixing :-
concentrated Hydrochloric acid (HCl) and concentrated nitric acid ( HNO3) in the ratio of 3:1.