H H Qualitative Test CH3C≡C-H+Cu CH3C=C-Cu +H Reagent is AgNO3 or CuNO3 in alcohol,or ammonia is added to form the complex ion The solid is explosive when dry. Copper tubing is not used with acetylene => Chapter 9 17Chapter 9 17 Qualitative Test • Reagent is AgNO3 or CuNO3 in alcohol, or ammonia is added to form the complex ion. • The solid is explosive when dry. • Copper tubing is not used with acetylene. => CH3 C C H + Cu + CH3 C C Cu + H +