Question

Химия побыстреееетввтвтв​

Answer 1

1. Na2O + H2S → Na2S + H2O;

2. ZnBr2 + CuS → CuBr2 + ZnS;

3. 3HgCl₂ + 2Al → 2AlCl₃ + 3Hg;

4. K2S + 2HF → 2KF+ H2S;

5. C + 2H2 → CH4;

6. MgCl2 + H2S → MgS + 2HCl;

7. 2Li + F2 → 2LiF;

8. 2CuO + C → CO2 + 2Cu;

9. 2LiCl + BaS → Li2S + BaCl2.