Write the reaction equation: H2 → BaH2 → Ba (OH) 2 → BaCl2 → HCl:
| June 15, 2021 | education
1) Ba + H2 → BaH2;
2) BaH2 + 2H2O → Ba(OH)2↓ + 2H2↑;
3) Ba(OH)2 + 2HCl → BaCl2 + 2H2O;
4) BaCl2 + H2SO4 → BaSO4 + 2HCl.
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