Multiple choice

Nitrogen gas can be prepared by heating a mixture of

  1. sodium nitrite and ammonium chloride

  2. ammonium nitrate and sodium chloride

  3. sodium nitrate and sodium chloride

  4. ammonium chloride and sodium chloride

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Nitrogen gas can be prepared by heating a mixture of sodium nitrite and ammonium chloride.