Question

Cu O Cu Cu CE2 Cu(OH)2CuSO4

Answer 1

Если CuO->Cu->CuCl2->Cu(OH)2->CuSO, то

2Сu+O2=2CuO

CuO+2HCl=CuCl2+H2O

CuCl2+2NaOH=Cu(OH)2+2NaCl

Cu(OH)2=CuO+H2O

CuO+H2SO4=CuSO4+H2O