无机化学万题库参考答案

无机化学万题库参考答案

六、方程式和俗名题参考答案

一、方程式的配平

1．Si＋2NaOH＋H2O＝Na2SiO3＋2H2↑2．Si＋Ca(OH)2＋2NaOH＝

Na2SiO3＋CaO＋2H2↑

3．2CO2＋BaH2(热)＝2CO＋Ba(OH)24．2LiH＋B2H62LiBH45．4LiH＋AlCl3LiAlH4＋3LiCl6．LiAlH4＋4H2O＝Al(OH)3＋LiOH＋4H2

7．6某eF4＋12H2O＝2某eO3＋4某e＋24HF＋3O28．某eF6＋H2O＝某eOF4＋2HF9．某eF6＋3H2O＝某eO3＋6HF

10．5KI＋KIO3＋3H2SO4＝3K2SO4＋3I2＋3H2O11．3Br2＋3Na2CO3＝5NaBr＋NaBrO3＋3CO212．3I2＋6KOH＝KIO3＋5KI＋3H2O

13．IO3－＋5I－＋6H＋＝3I2＋3H2O

14．2KMnO4＋10NaCl＋8H2SO4＝K2SO4＋2MnSO4＋5Na2SO4＋5Cl2＋8H2O15．KClO3＋6HCl＝KCl＋3Cl2＋3H2O16．4KClO3()3KClO4＋KCl 17．I2＋5Cl2＋6H2O＝2HIO3＋10HCl

18．2NaBr＋2H2SO4(浓)＝Na2SO4＋Br2＋SO2＋2H2O19．8NaI＋

5H2SO4(浓)＝4Na2SO4＋4I2＋H2S↑＋4H2O

20．2KMnO4＋16HCl＝2MnCl2＋2KCl＋5Cl2＋8H2O21．2NaI＋3H2SO4＋MnO2＝2NaHSO4＋I2＋2H2O＋MnSO422．2P＋3Br2＋6H2O＝2H3PO3＋

6HBr↑23．2P＋3I2＋6H2O＝2H3PO3＋6HI↑24．2NaClO3＋SO2＋

H2SO42ClO2＋2NaHSO425．2ClO2＋2NaOH＝NaClO2＋NaClO3＋H2O

26．I2＋10HNO3＝2HIO3＋10NO2↑＋4H2O27．4HBrO3＝2Br2＋5O2＋2H2O28．8HClO3＝4HClO4＋2Cl2＋3O2＋2H2O29．2Zn(ClO3)2＝2ZnO＋

2Cl2＋5O230．H2S＋4Br2＋4H2O＝H2SO4＋8HBr31．3SeO2＋4NH3＝3Se＋2N2＋6H2O32．4SO2＋2H2S＋6NaOH＝3Na2S2O3＋5H2O33．2Na2S＋Na2CO3＋4SO2＝3Na2S2O3＋CO234．Na2S2O3＋4Cl2＋5H2O＝Na2SO4＋H2SO4＋

8HCl35．2KMnO4＋5H2O2＋3H2SO4＝2MnSO4＋5O2＋K2SO4＋

8H2O36．2Na2S2O3＋I2＝Na2S4O6＋2NaI

37．8NH3＋3Br2(aq)＝N2↑＋6NH4Br38．2NH3＋3CuON2↑＋3H2O＋3Cu39．4NH3＋5O24NO＋6H2O

40．2NH2OH＋2AgBr＝2Ag＋N2＋2HBr＋2H2O41．2NH2OH＋4AgBr＝4Ag ＋N2O＋4HBr＋H2O

42．2H2O＋5HNO3＋3P＝3H3PO4＋5NO↑43．3Cu＋8HNO3＝3Cu(NO3)2＋

2NO↑＋4H2O44．6Hg＋8HNO3＝3Hg2(NO3)2＋2NO↑＋4H2O45．4P＋3NaOH ＋3H2O＝3NaH2PO2＋PH3

46．2Ca3(PO4)2＋6SiO2＋10C6CaSiO3＋P4＋10CO↑47．2P＋5CuSO4＋8H2O＝5Cu↓＋2H3PO4＋5H2SO448．11P＋15CuSO4＋24H2O＝5Cu3P↓＋6H3PO4＋15H2SO449．8CuSO4＋PH3＋4H2O＝H3PO4＋4H2SO4＋

4Cu2SO450．4Cu2SO4＋PH3＋4H2O＝H3PO4＋4H2SO4＋8Cu51．A2O3＋6Zn＋6H2SO4＝2AH3＋6ZnSO4＋3H2O52．2AH3＋12AgNO3＋3H2O＝A2O3＋12HNO3＋12Ag↓53．5NaClO＋2A＋3H2O＝2H3AO4＋5NaCl54．NaH2AO3＋4NaOH＋I2＝Na3AO4＋2NaI＋3H2O

55．3A2O3＋4HNO3＋7H2O＝6H3AO4＋4NO56．Bi(OH)3＋Cl2＋3NaOH＝NaBiO3＋2NaCl＋3H2O57．4Zn＋10HNO3(极稀)＝4Zn(NO3)2＋NH4NO3＋

3H2O58．3A2S3＋28HNO3＋4H2O＝6H3AO4＋9H2SO4＋28NO59．4Mg＋

10HNO3(稀)＝4Mg(NO3)2＋N2O＋5H2O

60．7PbO2＋2MnBr2＋14HNO3＝7Pb(NO3)2＋2Br2＋2HMnO4＋

6H2O61．5PbO2＋2MnSO4＋6HNO3＝3Pb(NO3)2＋2PbSO4＋2HMnO4＋

2H2O62．Si＋2NaOH＋H2O＝Na2SiO3＋2H2↑

63．2B＋3H2SO4(浓)＝2B(OH)3＋3SO2↑64．2B＋2NaOH＋3KNO32NaBO2＋3KNO2＋H2O65．2Al＋2NaOH＋6H2O＝2Na[Al(OH)]4＋3H2↑66．3LiAlH4＋4BF32B2H6＋3LiF＋3AlF367．3NaBH4＋4BF32B2H6＋3NaBF468．8Al＋3NO3－＋18H2O＋5OH－＝8Al(OH)4－＋3NH3

69．2KNO3＋10K＝6K2O＋N270．2Na2O2＋2CO2＝2Na2CO3＋O271．Au ＋HNO3＋4HCl＝HAuCl4＋NO↑＋2H2O

72．3HgS＋2HNO3＋12HCl＝3H2[HgCl4]＋3S＋2NO＋4H2O73．N2H4＋2Cu(OH)2＝N2＋Cu＋4H2O

74．2CuFeS2＋O2＝Cu2S＋2FeS＋SO2↑

75．2Cu2S＋3O2＝2Cu2O＋2SO2↑76．2Cu2O＋Cu2S＝6Cu＋

SO2↑77．4Ag＋8NaCN＋2H2O＋O2＝4Na[Ag(CN)2]＋4NaOH

78．3Cu2S＋16HNO3(浓)6Cu(NO3)2＋3S↓＋4NO↑＋8H2O79．3Ag2S＋8HNO3(浓)6AgNO3＋3S↓＋2NO↑＋4H2O80．2NH2OH＋2AgBr＝N2↑＋2Ag↓＋2HBr＋2H2O81．4HgS＋4CaO4Hg↑＋3CaS＋CaSO482．2NH4VO3V2O5＋

2NH3＋H2O

83．K2Cr2O7＋14HCl＝2KCl＋2CrCl3＋3Cl2＋7H2O