01 钠及其化合物转化关系 (1)4Na+O22Na2O (2)2Na+O2Na2O2 (3)Na2O+H2O2NaOH (4)Na2O+CO2Na2CO3 (5)2Na+2H2O2NaOH+H2↑ (6)2Na2O2+2H2O4NaOH+O2↑ (7)2Na2O2+2CO22Na2CO3+O2 (8)2NaOH+CO2Na2CO3+H2O (9)Na2CO3+Ca(OH)2+2NaOH (10)CO32-+H+HCO3- CO32-+CO2+H2OHCO3- (11)2NaHCO3 Na2CO3+H2O+CO2↑ NaHCO3+NaOHNa2CO3+H2O (12)NaHCO3(少量)+Ca(OH)2+2NaOH+H2O 2NaHCO3+2Ca(OH)2(少量)Na2CO3+2H2O 02 铝及其化合物转化关系 (1)2Al+6H+====2Al3++ 3H2↑ (2)4Al+3O22Al2O3 (3)2Al+2H2O+2OH-====2AlO2-+3H2↑ (4)2Al2O34Al+3O2↑ (5)Al2O3+6H+====2Al3++3H2O (6)Al2O3+2OH====2AlO2-+H2O (7)2Al(OH)3Al2O3+3H2O (8)Al(OH)3+3H+====Al3++3H2O (9)Al(OH)3+OH-====AlO2-+2H2O (10)Al3++3NH3·H2O====Al(OH)3↓+3NH4 Al3++3OH-====Al(OH)3 (11)Al3++4OH-====AlO2-+2H2O (12)AlO2-+CO2+2H2OAl(OH)3↓+HCO3- 2AlO2-+CO2+3H2OAl(OH)3↓+CO32- (13)AlO2-+4H+====Al3++2H2O 03 铁及其化合物转化关系 (1) (1)3Fe+2O2Fe3O4 3Fe+4H2O(g)Fe3O4+4H2 (2)Fe+SFeS Fe+2H+===Fe2++H2↑ 3Fe+8HNO3(稀)===3Fe(NO3)2+2NO↑+4H2O (3)2Fe + 3Cl22FeCl3 Fe+4HNO3(稀)===Fe(NO3)3+NO↑+2H2O (4)Fe2++Zn===Fe+Zn2+ (5)Fe2++2OH-===Fe(OH)2 (6)2Fe2++Cl2===2Fe3++2Cl- (7)Fe2O3+3H22Fe+3H2O (8)2Fe3++Cu===2Fe2++Cu2+ 2Fe3++Fe===3Fe2+ (9)Fe3++3OH-===Fe(OH)3 (10)Fe(OH)2+2H+===Fe2++2H2O (11)4Fe(OH)2+O2+2H2OFe(OH)3 (12)Fe(OH)2+3H+===Fe3++3H2O (13)2Fe(OH)3Fe2O3+3H2O |
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