1
把Cu₂SO₄改为 CuSO₄
求追加,继续
2
Cu(OH)₂+2HCl=CuCl₂+2H₂O
2Fe(OH)₃+6HCl=2FeCl₃+3H₂O
Cu(HO)₂+2HNO₃ =Cu(NO₃) ₂+2H₂O
2Fe(HO)₃+6HNO₃ =2Fe(NO₃) ₃+6H₂O
Cu(OH)₂+H₂SO₄ =CuSO₄ +2H₂O
2Fe(HO)₃+3H₂SO₄ =Fe₂(SO₄)₃+6H₂O
3
H₂SO₄+BaCl₂=BaSO₄↓+2HCl
H₂SO₄+Ba(NO₃)₂=BaSO₄↓+2HNO₃
2还有一个Ca(OH)2
追答4
CO₂+2NaOH=Na₂CO₃+H₂O
SO₂+2NaOH=Na₂SO₃+H₂O
SO₃+2NaOH=Na₂SO₄+H₂O
SiO₂+2NaOH=Na₂SiO₃+H₂O
CO₂+Ca(OH)₂=CaCO₃↓+H₂O
SO₂+Ca(OH)₂ =CaSO₃↓+H₂O
SO₃+Ca(OH)₂ =CaSO₄+H₂O
SiO₂+ Ca(OH)₂ =CaSiO₃+H₂O(高温)
5
Ca(OH)₂+CuCl₂=Cu(OH)₂↓+CaCl₂
Ca(OH)₂+Cu(NO₃)₂=Cu(OH)₂↓+Ca(NO₃)₂
Ca(OH)₂+CuSO₄=Cu(OH)₂↓+CaSO₄↓
3Ca(OH)₂+2FeCl₃=2Fe(OH)₃↓+3CaCl₂
3Ca(OH)₂+2Fe(NO₃)₃=2Fe(OH)₃↓+3Ca(NO₃)₂
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