【高中无机反应方程式练习大全】06硫化氢及盐的反应

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1、H2S、HS-、S2-的反应的方程式书写下列方程式：1、H2S+NaOH(少量)=H2S+NaOH(大量)=Na2S+HCl(少量)=Na2S+HCl(大量)=Na2S+H2SO4(少量)=Na2S+H2SO4(大量)=Na2S+H2S=NaHS+NaOH=NaHS+HCl=NaHS+H2SO4=FeS+HCl=2、H2S+Cl2=H2S+Br2=H2S+I2=H2S+O2=H2S+H2O2=H2S+Na2O2=H2S+FeCl3=H2S+KMnO4+H2SO4=H2S+K2Cr2O7+H2SO4=

2、H2S+NaClO=H2S+HNO3=H2S+SO2=3、NaHS+Cl2=NaHS+Br2=NaHS+I2=NaHS+O2=NaHS+H2O2=NaHS+Na2O2+H2O=NaHS+FeCl3=NaHS+KMnO4+H2SO4=NaHS+K2Cr2O7+H2SO4=NaHS+NaClO=NaHS+HNO3=4、Na2S+Cl2=Na2S+Br2=Na2S+I2=Na2S+O2=Na2S+H2O2=Na2S+Na2O2+H2O=Na2S+FeCl3=Na2S+KMnO4+H2SO4=Na2S+K2

3、Cr2O7+H2SO4=Na2S+NaClO+H2O=Na2S+HNO3=5、H2S+CuSO4=NaHS+CuSO4=Na2S+CuSO4=H2S+AgNO3=NaHS+AgNO3=Na2S+AgNO3=H2S+(CH3COO)2Pb=NaHS+(CH3COO)2Pb=Na2S+(CH3COO)2Pb=H2S+HgSO4=NaHS+HgSO4=Na2S+HgSO4=答案：1、H2S+NaOH(少量)=NaHS+H2OH2S+2NaOH(大量)=Na2S+2H2ONa2S+HCl(少量)=NaHS+

4、NaClNa2S+2HCl(大量)=2NaCl+H2S↑2Na2S+H2SO4(少量)=2NaHS+Na2SO4Na2S+H2SO4(大量)=Na2SO4+H2S↑Na2S+H2S=2NaHSNaHS+NaOH=Na2S+H2ONaHS+HCl=NaCl+H2S↑2NaHS+H2SO4=Na2SO4+2H2S↑2、H2S+Cl2=2HCl+S↓H2S+Br2=2HBr+S↓H2S+I2=2HI+S↓2H2S+O2=2H2O+2S↓或2H2S+3O2=2H2O+2SO2H2S+H2O2=2H2O+S↓

5、H2S+Na2O2=2NaOH+S↓H2S+2FeCl3=S↓+2FeCl3+2HCl5H2S+2KMnO4+3H2SO4=5S↓+2MnSO4+K2SO4+8H2O3H2S+K2Cr2O7+4H2SO4=3S↓+Cr2(SO4)3+K2SO4H2S+NaClO=S↓+NaCl+H2O3H2S+2HNO3=3S↓+2NO↑+4H2O2H2S+SO2=3S↓+2H2O3、NaHS+Cl2=NaCl+HCl+S↓NaHS+Br2=NaBr+HBr+S↓NaHS+I2=NaI+HI+S↓2NaHS+O2=

6、2NaOH+S↓NaHS+H2O2=NaOH+S↓+H2ONaHS+Na2O2+H2O=S↓+3NaOHNaHS+2FeCl3=2FeCl2+S↓+NaCl+HCl10NaHS+4KMnO4+11H2SO4=10S↓+2K2SO4+4MnSO4+5Na2SO4+16H2O6NaHS+2K2Cr2O7+11H2SO4=6S↓+2K2SO4+2Cr2(SO4)3+3Na2SO4+14H2ONaHS+NaClO=S↓+NaCl+NaOH3NaHS+5HNO3=3S↓+3NaNO3+2NO↑+4H2O4、N

7、a2S+Cl2=2NaCl+S↓Na2S+Br2=2NaBr+S↓Na2S+I2=2NaI+S↓2Na2S+O2+2H2O=2S↓+4NaOHNa2S+H2O2=S↓+2NaOHNa2S+Na2O2+2H2O=S↓+4NaOHNa2S+2FeCl3=2FeCl2+S↓+2NaCl5Na2S+2KMnO4+8H2SO4=5S↓+K2SO4+2MnSO4+5Na2SO4+8H2O3Na2S+K2Cr2O7+7H2SO4=3S↓+K2SO4+Cr2(SO4)3+3Na2SO4+7H2ONa2S+NaClO

8、+H2O=S↓+NaCl+2NaOH3Na2S+8HNO3=3S↓+6NaNO3+2NO↑+4H2O5、H2S+CuSO4=CuS↓+H2SO4（弱酸产生强酸的特殊反应）2NaHS+2CuSO4=2CuS↓+H2SO4+Na2SO4Na2S+CuSO4=CuS↓+Na2SO4H2S+2AgNO3=Ag2S↓+2HNO3NaHS+2AgNO3=Ag2S↓+HNO3+NaNO3Na2S+2AgNO3=Ag2S↓+2NaNO3H2S+(CH3COO)2Pb=PbS↓+2CH