Ответ:
1. 2NaCl + 2H2O → H2 + Cl2 + 2NaOH
K⁻/ 2H2O + 2e- → H2 + 2OH⁻
A⁺/ 2Cl- - 2e- → Cl2
2.Fe(NO₃)₂+2H2O = H2↑ + O2↑ + 2HNO3 + Fe
K⁻/ 2H2O + 2e- → Н2↑ + 2ОН⁻
Fe²⁺+2e → Fe⁰
A⁺/ 2H2O — 4e = O2 + 4H⁺
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Answers & Comments
Ответ:
1. 2NaCl + 2H2O → H2 + Cl2 + 2NaOH
K⁻/ 2H2O + 2e- → H2 + 2OH⁻
A⁺/ 2Cl- - 2e- → Cl2
2.Fe(NO₃)₂+2H2O = H2↑ + O2↑ + 2HNO3 + Fe
K⁻/ 2H2O + 2e- → Н2↑ + 2ОН⁻
Fe²⁺+2e → Fe⁰
A⁺/ 2H2O — 4e = O2 + 4H⁺