What happens when copper metal is reacted with concentrated HCL in the presence of oxygen?
Answer: Copper reacts slowly with concentrated and hot HCI in the presence of oxygen to produce cupric chloride and water.
2Cu + 4HCl + O2 = 2CuCl2 + 2H2O
Answer: Copper reacts slowly with concentrated and hot HCI in the presence of oxygen to produce cupric chloride and water.
2Cu + 4HCl + O2 = 2CuCl2 + 2H2O