September 2021 1 12 Report
Установите соответствие:
схема реакции
А) MnO2+HCl -- MnCl2 + Cl2(стрелка вверх) + H2O
Б) S+O2 -- SO2
B) CuO + H2 -- Cu + H2O
Г) H2S + Cl2 -- S + HCl

Восстановитель
1)S
2)H2S
3)HCl
4)H2
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