Write the reaction equation: Cu-CuCL2-Cu (OH) 2-CuO, Mg-MgO-MgCL2-Mg (OH) 2 CuSO4-Cu (OH) 2-CuO-CuCl2
May 2, 2021 | education
| А)
1) Cu + Cl2 → CuCl2;
2) Ca(OH)2 + CuCl2 → Cu(OH)2↓ + CaCl2;
3) Cu(OH)2↓ → CuO + H2O.
В)
1) BeO + Mg → Be + MgO;
2) MgO + 2HCl → MgCl2 + H2O;
3) MgCl2 + 2NaOH → Mg(OH)2↓ + 2NaCl.
С)
1) CuSO4 + 2NaOH → Cu(OH)2↓ + Na2SO4;
2) Cu(OH)2↓ → CuO + H2O;
3) CuO + 2HCl → CuCl2 + H2O.
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