А)
H2 + CuO → Cu + H2O
Cu + Cl2 → CuCl2
CuCl2 + 2 NaOH → Cu(OH)2 + 2 NaCl
Б)
3 H2 + N2 → 2 NH3
7 O2 + 4 NH3 → 4 NO2 + 6 H2O
3 NO2 + H2O → 2 HNO3 + NO
10 HNO3 + 4 Mg → 3 H2O + NH4NO3 + 4 Mg(NO3)2
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Answers & Comments
А)
H2 + CuO → Cu + H2O
Cu + Cl2 → CuCl2
CuCl2 + 2 NaOH → Cu(OH)2 + 2 NaCl
Б)
3 H2 + N2 → 2 NH3
7 O2 + 4 NH3 → 4 NO2 + 6 H2O
3 NO2 + H2O → 2 HNO3 + NO
10 HNO3 + 4 Mg → 3 H2O + NH4NO3 + 4 Mg(NO3)2