鋅的化學反應式
單質鋅
2Zn+O2==2ZnO(1273K)
Zn + 2NaOH==Na2ZnO2+H2↑
Zn+X2==ZnX2(X=F、Cl、Br、I)(加熱條件下)
3Zn+2P==Zn3P2 (873K)
Zn+S==ZnS(加熱條件下)
Zn+4NH3+2H2O==[Zn(NH3)4 ](OH)2+H2↑
Zn+2HCl==ZnCl2+H2↑
Zn+2H2SO4(濃)==ZnSO4+SO2↑+2H2O
Zn+H2SO4(稀)==ZnSO4+H2↑
氫氧化鋅
Zn(OH)2 + 2H+ == Zn2+ + 2H2O
Zn(OH)2 + 2OH- ==[ Zn(OH)4]2-
Zn(OH)2+4NH3H2O==(Zn(NH3)4)2+ +2OH- +4H2O
Zn(OH)2==ZnO+H2O
[Zn(NH3)4]2-+2OH-== Zn(OH)2 + 4NH3↑
氯化鋅
ZnO+2HCl==ZnCl2+H2O
ZnCl2+2H2O==Zn(OH)Cl+2HCl (加熱條件下)
ZnCl2+2H2O==H2[ZnCl2(OH)2]
FeO+ H2[ZnCl2(OH)2]==Fe[ZnCl2(OH)]2+H2O
Zn+CuCl2==ZnCl2+Cu
硫化鋅
2ZnO+2S==2ZnS+O2↑
Zn2+ + (NH4)S ==ZnS + 2NH4+
ZnSO4+BaS==ZnS+BaSO4
Zn2+ + H2S ==ZnS + 2H+
硝酸鋅
Zn+4HNO3(濃)==Zn(NO3)2+NO2↑+2H2O
3Zn+8HNO3(較濃)==3Zn(NO3)2+2NO↑+4H2O
4Zn+10HNO3(稀)==4Zn(NO3)2+N2O↑+5H2O
4Zn + 10HNO3(極稀)==4Zn(NO3)2 + NH4NO3 + 3H2O
鋅的化學反應式
單質鋅
2Zn+O2==2ZnO(1273K)
Zn + 2NaOH==Na2ZnO2+H2↑
Zn+X2==ZnX2(X=F、Cl、Br、I)(加熱條件下)
3Zn+2P==Zn3P2 (873K)
Zn+S==ZnS(加熱條件下)
Zn+4NH3+2H2O==[Zn(NH3)4 ](OH)2+H2↑
Zn+2HCl==ZnCl2+H2↑
Zn+2H2SO4(濃)==ZnSO4+SO2↑+2H2O
Zn+H2SO4(稀)==ZnSO4+H2↑
氫氧化鋅
Zn(OH)2 + 2H+ == Zn2+ + 2H2O
Zn(OH)2 + 2OH- ==[ Zn(OH)4]2-
Zn(OH)2+4NH3H2O==(Zn(NH3)4)2+ +2OH- +4H2O
Zn(OH)2==ZnO+H2O
[Zn(NH3)4]2-+2OH-== Zn(OH)2 + 4NH3↑
氯化鋅
ZnO+2HCl==ZnCl2+H2O
ZnCl2+2H2O==Zn(OH)Cl+2HCl (加熱條件下)
ZnCl2+2H2O==H2[ZnCl2(OH)2]
FeO+ H2[ZnCl2(OH)2]==Fe[ZnCl2(OH)]2+H2O
Zn+CuCl2==ZnCl2+Cu
硫化鋅
2ZnO+2S==2ZnS+O2↑
Zn2+ + (NH4)S ==ZnS + 2NH4+
ZnSO4+BaS==ZnS+BaSO4
Zn2+ + H2S ==ZnS + 2H+
硝酸鋅
Zn+4HNO3(濃)==Zn(NO3)2+NO2↑+2H2O
3Zn+8HNO3(較濃)==3Zn(NO3)2+2NO↑+4H2O
4Zn+10HNO3(稀)==4Zn(NO3)2+N2O↑+5H2O
4Zn + 10HNO3(極稀)==4Zn(NO3)2 + NH4NO3 + 3H2O