What happens when ammonia gas is passed over heated cupric oxide?
Answer: When ammonia gas is passed over heated cupric oxide, the ammonia reduces the cupric oxide to copper and is itself oxidized to nitrogen.
3CuO + 2NH3 = 3Cu + 3H2O + N2 ↑
Answer: When ammonia gas is passed over heated cupric oxide, the ammonia reduces the cupric oxide to copper and is itself oxidized to nitrogen.
3CuO + 2NH3 = 3Cu + 3H2O + N2 ↑