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V1007
@V1007
August 2022
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CuSO4+NaCl+...+H2O—>CuCl+H2SO4+...+...
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VipPhoenixVip
CuSO4 + Al + H2O + NaCl → проходят следующие реакции (см. ниже):
1.
2Al + 6H2O → 2Al(ОН) 3 + 3
Н2↑
- газ.
2.
2Al + 3CuSO4 → Al2(SO4)3 + 3
Cu↓
- осадок.
3.
CuSO4 + 2NaCl ⇄ CuCl2 + Na2SO4
4.
3CuCl2 + 2Al → 2AlCl3 + 3
Cu
↓ - осадок.
3 votes
Thanks 2
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Answers & Comments
1. 2Al + 6H2O → 2Al(ОН) 3 + 3Н2↑ - газ.
2. 2Al + 3CuSO4 → Al2(SO4)3 + 3Cu↓ - осадок.
3. CuSO4 + 2NaCl ⇄ CuCl2 + Na2SO4
4. 3CuCl2 + 2Al → 2AlCl3 + 3Cu↓ - осадок.