Question

cl2→hcl→cucl2→cu→cuo→cu(no3)2 СРОЧНО

Answer 1

Ответ:

Cl2 → HCl → CuCl2 → Cu → CuO → Cu(OH)2

Cl2 + H2↑ = 2HCl

Cu(OH)2 + 2HCl = CuCl2 + 2H2O

или CuO + 2HCl = CuCl2 + H2O

CuCl2 → Cu + Cl2

2Cu + O2 = 2CuO

CuO + 2NO3 → CuO(NO3)2