Which of the following methods may be used ..

Question 1 Report

Which of the following methods may be used to prepare trioxonitrate (V) acid (nitric acid) in the laboratory?

Heating ammonia gas with tetraoxosulphate (VI) acid

Heating ammonium trioxonitrate (V) with tetraoxosulphate (VI) acid

Heating sodium trioxonitrate (V) with tetraoxosulphate (VI) acid

Heating potassium trioxonitrate (V) with calcium hydroxide

Heating a mixture of ammonia gas and oxygen.