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高中最全的离子反应方程式大全(按字母顺序总结)

高中最全的离子反应方程式大全(按字母顺序总结)
高中最全的离子反应方程式大全(按字母顺序总结)

高中最新最全的离子反应方程式大全

A开头Al

2Al + 6H+ == 2Al3+ + 3H2↑

2Al + 2OH- + 2H2O == 2AlO2- + 3H2↑

Al3+ + 3H2O Al(OH)3 + 3H+Al3+ + 3OH- == Al(OH)3↓

Al3+ + 4OH- == AlO2- + 2H2O

3Al3+ + 10OH-== 2Al(OH)3↓ + AlO2- + 2H2O(当n(AlCl3)/n(NaOH)= 3 :10时)

Al3+ + 3NH3.H2O == Al(OH)3↓+ 3NH4+2Al3+ + 3CO32- + 3H2O == 2Al(OH)3↓ + 3CO2↑

Al3+ + 3HCO3- == Al(OH)3↓ + 3CO2↑ Al3+ + 3HS- + 3H2O == Al(OH)3↓ + 3H2S↑

2Al3+ + 3S2- + 6H2O == 2Al(OH)3↓ + 3H2S↑ Al3+ + 3AlO2- + 6H2O== 4Al(OH)3↓

2Al3+ + 3SiO32-== Al2(SiO3)2↓

AlO 2- + 2H2O Al(OH)3 + OH-AlO2- + H+ + H2O == Al(OH)3↓

AlO2- + 4H+ == Al3+ + 2H2O

9AlO2- + 30H+== 2Al(OH)3↓ + 7Al3+ + 12H2O(当n(NaAlO2)/n(HCl)= 3 :10时)

3AlO2- + Fe3+ + 6H2O == Fe(OH)3↓+ 3Al(OH)3↓ AlO2- + NH4+ +H2O == Al(OH)3↓ +

NH3↑

AlO2- + HCO3- + H2O == Al(OH)3↓+ CO32-

2AlO2- + CO2 + 3H2O ==2 Al(OH)3↓+ CO32-AlO2- + CO2 + 2H2O == Al(OH)3↓+ HCO3-

Al2O3 + 6H+ == 2Al3+ + 3H2O Al2O3 + 2OH- == 2AlO2- + H2O

Al(OH)3 + 3H+ == Al3+ + 2H2O Al(OH)3 + 2OH- == AlO2- + 2H2O

Ag

Ag+ + H2O AgOH + H+Ag+ + NH3.H2O == AgOH↓+ NH4+;

Ag+ + 2NH3.H2O == [Ag(NH3)2]++ H2O Ag+ + Cl-== AgCl↓

Ag+ + Br-== AgBr↓ Ag+ + I-== AgI↓

3Ag+ + PO43-== Ag3PO4↓ 2Ag+ + CO32-== Ag2CO3↓

Ag2CO3 + 2H+== 2Ag+ + CO2↑ + H2O Ag3PO4 + 3H+== 3Ag+ + H3PO4

2Ag[(NH3)2]+ + 2OH- + CH3CHO CH3COO- + NH4++ 2Ag↓ + 3NH3 + H2O

2Ag[(NH3)2]+ + 2OH- + CH2OH(CHOH)4CHO CH2OH(CHOH)4COO- + NH4++ 2Ag↓ +

3NH3 + H2O

As

As2O3 + 6Zn + 12H+ == AsH3 + 6Zn2+ + 3H2O AsO33- + I2 + 2OH- == AsO43- + 2I- +

H2O

H3AsO4 + 2I- + 2H+ == H3AsO3 + I2 + H2O

B开头

Ba

Ba2+ + SO42- = BaSO4↓ Ba2+ + CO32- = BaCO3↓ 3Ba2+ + 2PO43- =

Ba3(PO4)2↓

Ba2+ + 2OH- + CO2 == BaCO3↓ + H2O

Ba2+ + 2OH- + 2H+ + SO42- == BaSO4↓+ 2H2O(NaHSO4溶液中加Ba(OH)2,使溶液呈中性)Ba2+ + OH- + H+ + SO42-== BaSO4↓+ H2O(NaHSO4溶液中加Ba(OH)2,使Ba2+全部沉淀)BaCO3 + 2H+ == Ca2+ + CO2↑+ H2O

Br

2Br- + Cl2 = 2Cl- + Br2Br2 + SO2 +2H2O == 2Br- + 2H+ + SO42-

4Br- + 2Fe2+ + 3Cl2== 2Fe3+ + 2Br2 + 6Cl-(足量Cl2)

2Br- + 2Fe2+ + 2Cl2== 2Fe3+ + Br2 + 4Cl-(当n(FeBr2)/n(Cl2)= 1 :1时)

10Br- + 6Fe2+ + 8Cl2== 6Fe3+ + 5Br2 + 16Cl-(当n(FeBr2)/n(Cl2)= 3 :4时)

C开头

C

CO32-+ 2Ag+== Ag2CO3↓ CO32-+ Ba2+== BaCO3↓ CO32-+ Ca2+== CaCO3↓

CO32- + 2H+== CO2↑+ H2O

CO32-+ H2O HCO3-+ OH-3CO32-+ 2Al3++ 3H2O == 2Al(OH)3↓ + 3CO2↑

3CO32- + 2Fe3+ +3H2O == 2Fe(OH)3↓ + 3CO2↑

CO2 + 2AlO2- + 3H2O ==2 Al(OH)3↓+ CO32-CO2 + AlO2- + 2H2O == Al(OH)3↓+ HCO3-

CO2 + OH- == HCO3- CO2 + Ba2+ + 2OH-== BaCO3↓ + H2O

CO2 + 2OH- == CO32- + H2O

3CO2 + 5OH-== 2CO32- + HCO3- + 2H2O(当n(CO2)/n(NaOH)= 3 :5时)

CO2 + SiO32- + 2H2O == H4SiO4↓+ CO32-

Ca

Ca2+ + 2OH- + CO2 == CaCO3↓ + H2O Ca2+ + 2OH- + SO2 == CaSO3↓ + H2O

Ca2+ + 2ClO- + SO2 + H2O == CaSO4↓ + HClO + H+ + Cl-(少量SO2)

Ca2+ + 2ClO- + 2SO2 + 4H2O ==CaSO4↓ + 2Cl- + 4H+ + SO42-(足量SO2)

Ca2+ + 2ClO- + CO2 + H2O == CaCO3↓ + 2H ClO CaCO3 + 2H+ == Ca2+ + CO2↑+ H2O

Cl

Cl2 + H2O == Cl- + H+ + HClO Cl2 + 2OH- == Cl- + ClO- + H2O Cl2 + 2OH- == Cl- + ClO- + H2O

Cl2 + 2I- == 2Cl- + I2Cl2+ H2SO3 + H2O == 2Cl- + SO42- + 4H+Cl2 + H2S == 2Cl- + 2H++ S↓

Cl2 + 2Fe2+== 2Fe3+ + 2Cl-(向FeBr2溶液中少量Cl2)

3Cl2 + 2Fe2+ + 4Br-== 2Fe3+ + 2Br2 + 6Cl-(足量Cl2)

2Cl2 + 2Fe2+ + 2Br-== 2Fe3+ + Br2 + 4Cl-(当n(FeBr2)/n(Cl2)= 1 :1时)

8Cl2 + 6Fe2+ + 10Br-== 6Fe3+ + 5Br2 + 16Cl-(当n(FeBr2)/n(Cl2)= 3 :4时)

Cl2 + 2I-== 2Cl- + I2Cl2 + 2I-== I2 + 2Cl-(向FeI2溶液中通入少量Cl2)

3Cl2 + 2Fe2+ + 4I-== 2Fe3+ + 2I2 + 6Cl-(足量Cl2)

4Cl2 + 2Fe2+ + 6I-== 2Fe3+ + 3I2 + 8Cl-(当n(FeI2)/n(Cl2)= 3 :4时)

2Cl- + 4H+ + MnO2== Mn2+ + Cl2↑+ 2H2O Cl- + Ag+== AgCl↓

ClO- + H+== HClO ClO- + SO2 +H2O == 2H+ + Cl- + SO42- ClO- + H2O HClO + OH-

CN

CN- + H 2O HCN + OH-

Cr

Cr2O7- + 6Fe2+ + 14H+ == 6Fe3+ + 2Cr3+ + 7H2O

Cu

Cu + 2Fe3+ == 2Fe2+ + Cu2+3Cu + 2NO3- + 8H+ == 3Cu2++ 2NO↑+ 4H2O Cu2+ + 2H2O Cu(OH)2 + 2H+Cu2+ + 2NH3.H2O == Cu(OH)2↓+ 2NH4+

Cu2+ + 4NH3.H2O == [Cu(NH3)4]2+ + 4H2O Cu2+ + 2Na + 2H2O == 2Na+ + Cu(OH)2↓+ H2↑

Cu2+ + H2S == 2H++ CuS↓ Cu2+ + Fe == Cu + Fe2+Cu2+ + 2OH-== Cu(OH)2↓

CuO + 2H+ == Cu2+ + H2O

CxHyOz

C6H5O- + H2O C6H5OH + OH-C6H5O- + CO2 == C6H5OH + HCO3-

6C6H5OH + Fe3+ == [Fe(C6H5O)6]3-(紫色溶液) + 6H+

CH3CHO + 2Ag[(NH3)2]+ + 2OH- CH3COO- + NH4++ 2Ag↓ + 3NH3 + H2O

CH3CHO + 2Cu(OH)2CH3COOH + Cu2O↓ + 2H2O

2CH3COOH + CaCO3== 2CH3COO- + Ca2+ + CO2↑ + H2O

CH2OH(CHOH)4CHO + 2Ag[(NH3)2]+ + 2OH- CH2OH(CHOH)4COO- + NH4++ 2Ag↓ +

3NH3 + H2O

CH2OH(CHOH)4CHO + 2Cu(OH)2CH2OH(CHOH)4COOH + Cu2O↓ + 2H2O

5C2H4 + 12MnO4- + 36H+== 12Mn2+ + 10CO2↑ + 28H2O

5C2O42- + 2MnO4- + 16H+== 2Mn2+ + 10CO2↑ + 8H2O

F开头

F2

2F2 + 2H2O == 4HF + O2↑

4HF + SiO2==SiH4+ 2H2O

Fe

Fe + 2H+ = Fe2+ + H2↑ Fe + Cu2+ = Fe2+ + Cu Fe + 2Fe3+ == 3Fe2+

Fe2+ + 2OH- == Fe(OH)2↓ 2Fe2+ + Cl2 == 2Fe3+ + 2Cl- 2Fe2+ + Br2 == 2Fe3+ + 2Br-

4Fe2+ + O2 + 4H+ = Fe3+ + 2H2O 12Fe2+ + 3O2 + 6H2O = 8Fe3+ + 4Fe(OH)3↓

2Fe2+ + H2O2 + 2H+ == 2Fe3+ + 2H2O 6Fe2+ + Cr2O7- + 14H+ == 6Fe3+ + 2Cr3+ + 7H2O

5Fe2+ + MnO4- + 8H+ == 5Fe3+ + Mn2+4H2O 3Fe2+ + NO3- + 4H+ == 3Fe3++ NO↑ + 2H2O

Fe2+ + S2-== FeS↓ 2Fe2+ + Cl2== 2Fe3+ + 2Cl-(向FeBr2溶液中通入少量Cl2)

2Fe2+ + 4Br- + 3Cl2== 2Fe3+ + 2Br2 + 6Cl-(足量Cl2)

2Fe2+ + 2Br- + 2Cl2== 2Fe3+ + Br2 + 4Cl-(当n(FeBr2)/n(Cl2)= 1 :1时)

6Fe2+ + 10Br- + 8Cl2== 6Fe3+ + 5Br2 + 16Cl-(当n(FeBr2)/n(Cl2)= 3 :4时)

2Fe2+ + 4I- + 3Cl2== 2Fe3+ + 2I2 + 6Cl-(向FeI2溶液中足量Cl2)

2Fe2+ + 6I- + 4Cl2== 2Fe3+ + 3I2 + 8Cl-(当n(FeI2)/n(Cl2)= 3 :4时)

Fe3+ + 3OH- == Fe(OH)3↓ 2Fe3+ + Cu == 2Fe2+ + Cu2+2Fe3+ + Fe == 3Fe2+

2Fe3+ + Zn == 2Fe2++ Zn2+2Fe3++ 3Zn == 2Fe + 3Zn2+Fe3++ 3HCO3-== Fe(OH)3↓ + 3CO2↑

Fe3+ + 3AlO2- + 6H2O == Fe(OH)3↓+ 3Al(OH)3↓ 2Fe3+ + 3CO32- + 3H2O ==

2Fe(OH)3↓ + 3CO2↑

2Fe3+ + H2S == 2Fe2++ S↓+ 2H+2Fe3+ + S2- == 2Fe2++ S↓ 2Fe3+ + 2I- == 2Fe2+

+ I2

2Fe3+ + SO2 + 2H2O == 2Fe2+ + SO42- + 4H+ Fe3+ + 3SCN- == Fe(SCN)3(红色溶液)

Fe3+ + 6C6H5OH == [Fe(C6H5O)6]3-(紫色溶液) + 6H+ Fe3+ + 3H2O

Fe(OH)3(胶体) + 3H+

FeO + 2H+ == Fe2+ + H2O Fe2O3 + 6H+ == Fe3+ + 3H2O Fe3O4 + 8H+ == Fe2+ + 2Fe3+ + 4H2O

FeS + 2H+ ==Fe2+ + H2S↑

H开头

H+

H+ + OH- = H2O

H2O

2H2O + 2Na = 2Na+ +2OH- + H2↑ 2H2O + 2Na2O2 = 4Na+ +4OH- + O2↑ H2O + Na2O = 2Na+ +2OH-

H2O + Cl2 == Cl- + H+ + HClO

H2O2

H2O2 + 2I- + 2H+ = I2 + 2H2O H2O2 + 2Fe2+ + 2H+ == 2Fe3+ + 2H2O

5H2O2 + 2MnO4- + 6H+ = 2Mn2+ + 5O2↑+ 8H2O H2O2 + Cl2 = 2H+ + 2Cl- + O2↑

H2O2 + SO2== 2H+ + SO42-

H2CO3系列

H2CO3H+ + HCO3-HCO3-H+ + CO32-

H2O + CO32-HCO3- + OH-HCO3- + H2O H2CO3 + OH-

HCO3- + OH- == CO32- + H2O HCO3- + H+ == CO2↑ + H2O

3HCO3- + Al3+ == Al(OH)3↓ + 3CO2↑ 3HCO3- + Fe3+ == Fe(OH)3↓ + 3CO2↑

2HCO3- + Ca2+ + 2OH- == CaCO3↓+2H2O + CO32-(向NaHCO3溶液中加入少量澄清石灰水)HCO3- + Ca2+ + OH- == CaCO3↓ + H2O(足量澄清石灰水)

HCO3- + Ca2+ + OH- == CaCO3↓ + H2O (向Ca(HCO3)2溶液中加入少量NaOH溶液)

2HCO3- + Ca2+ + 2OH- == CaCO3↓+ 2H2O + CO32-(Ca(HCO3)2溶液中加入足量NaOH溶液)HCO3- + OH- == CO32- + H2O (向NH4HCO3溶液中加入少量NaOH溶液)

HCO3- + NH4+ + 2OH- == CO32- + H2O + NH3.H2O (向NH4HCO3溶液中加入足量NaOH溶液)

2HCO3- + SO2== SO32- + CO2↑ + H2O HCO3- + AlO2- + H2O == Al(OH)3↓+ CO32-

H3PO4系列

H 3PO4H++ H2PO4-H2PO4-H++ HPO42-HPO42-H++ PO43-

H3PO4 + OH- = H2PO4- + H2O H2PO4- + OH- = HPO42- + H2O HPO42- + OH- = PO43-+ H2O

PO43- + H2O HPO42- + OH-HPO42- + H2O H2PO4- + OH-

H 2PO4- + H2O H3PO4 + OH-

H++ PO43-= HPO42-H++ HPO42-= H2PO4-H++ H2PO4-= H3PO4

H2S系列

H 2S H+ + HS-HS-H+ + S2-

H+ + S2- = HS-H+ + HS- = H2S

H2O + S2-HS- + OH-HS- + H2O H2S + OH-

H2S + OH- == HS- + H2O HS- + OH- == S2- + H2O

H2S + Cl2 == 2Cl- + 2H++ S↓ 2H2S + SO2== 3S↓ + 2H2O 2H2S + O2== 2S↓ + 2H2O

H2S + Cu2+== 2H++ CuS↓ H2S + (CH3COO)2Pb== PbS↓ + 2CH3COOH

H2S + 2OH-== S2- + 2H2O 3HS- + Al3+ + 3H2O == Al(OH)3↓ + 3H2S↑

H2SO3系列

H2SO3H++ HSO3-HSO3-H++ SO32-HSO3-+ H2O

H2SO3 + OH-

HSO3- + OH- == SO32- + H2O HSO3- + H+ == SO2↑ + H2O

H2SO3 + Cl2 + H2O == 2Cl- + SO42- + 4H+

I开头

I

2I- + 2Fe3+ == 2Fe2+ + I22I- + Cl2 == 2Cl- + I22I- + Br2 == 2Br- + I2

I- + Ag+= AgI↓ 2I- + H2O2 + 2H+ = I2 + 2H2O 5I- + IO- + 6H+ == 3I2 + 3H2O

I2 + 2OH- == I- + IO- + H2O I2 + 5Cl2 + 6H2O == 12H+ + 10Cl- + 2IO3-

L开头

L i

2Li + 2H2O == 2Li+ + 2OH- + H2↑ Li2CO3 + 2H+ = 2Li+ + CO2↑+ H2O

M开头

Mg

Mg + 2H+ == Mg2+ + H2↑ Mg2+ + 2OH- = Mg(OH)2↓ Mg2+ + CO32- = MgCO3↓

MgCO3 + 2H+ = Mg2+ + CO2↑+ H2O Mg Mg2+ + 2H2O

Mn

MnO2 + 2Cl- + 4H+ == Mn2+ + Cl2↑+ 2H2O MnO4- + 5Fe2+ + 8H+ == 5Fe3+ + Mn2+ 4H2O

2MnO4- + 5SO2 + 2H2O == 2Mn2+ + 5SO42- + 4H+2KMnO4- + 5H2O2 + 6H+== 2Mn2+ + 5O2↑ + 8H2O

12MnO4- + 5C2H4 + 36H+== 12Mn2+ + 10CO2↑ + 28H2O

2MnO4- + 5C2O42- + 16H+== 2Mn2+ + 10CO2↑ + 8H2O

N开头

Na

2Na + 2H2O == 2Na+ + 2OH- + H2↑ 2Na + Cu2+ + 2H2O == 2Na+ + Cu(OH)2↓+ H2↑

NH3系列

NH4+ + H2O NH3.H2O + H+2NH4+ + SiO32- + H2O == H4SiO4↓ + 2NH3↑

NH4+ + AlO2- + H2O == Al(OH)3↓ + NH3↑

NH4+ + HCO3- + 2OH- == CO32- + H2O + NH3.H2O(向NH4HCO3溶液中加入足量NaOH溶液)NH 3 + H2O NH3.H2O NH4+ + OH-

NH3.H2O + Ag+== AgOH↓+ NH4+;2AgOH == Ag2O + H2O (AgNO3溶液中加入少量氨水)

2NH3.H2O + Ag+ == [Ag(NH3)2]++ H2O (足量氨水):

2NH3.H2O + Cu2+ == Cu(OH)2↓+ 2NH4+(向CuSO4溶液中加入少量氨水):

4NH3.H2O + Cu2+ == [Cu(NH3)4]2+ + 4H2O (足量氨水):

2NH3.H2O + Zn2+ == Zn(OH)2↓+ 2NH4+(向ZnCl2溶液中加入少量氨水)

4NH3.H2O + Zn2+ == [Zn(NH3)4]2+ + 4H2O( 足量氨水):

3NH3.H2O + Al3+ == Al(OH)3↓+ 3NH4+

NO2-、NO3-

2NO2- + 2I- + 4H+== 2NO↑ + I2 + 2H2O 5NO2- + 2MnO4- + 6H+ == 2Mn2+ + 5NO3- + 3H2O

NO3- + 3Fe2+ + 4H+ == 3Fe3++ NO↑ + 2H2O 2NO3- + 3SO2 + 2H2O == 3SO42-+ 2NO↑ + 4H+

2NO3- + 3Cu + 8H+ == 3Cu2++ 2NO↑+ 4H2O

0开头

O

OH- + H+ = H2O OH- + CO2 == HCO3-O2 + 2H2S == 2S↓+

2H2O

O2 + 2S2- + 4H+= S↓+ 2H2O O2 + 2HS- + 2H+= S↓+ 2H2O O2 + 4Fe2+ + 4H+ =

Fe3+ + 2H2O

3O2 + 12Fe2+ + 6H2O = 8Fe3+ + 4Fe(OH)3↓ O2 + 2SO32-== 2SO42- O3 + 2I- + 2H+ == I2 + O + 2H+ == Mg2+ + H2O Mg(OH)2 + 2H+ = O2 + H2O

P开头

P

PO43- + 3Ag+ = Ag3PO4↓ 2PO43- + 3Ba2+ = Ba3(PO4)2↓ 2PO43- + 3Ca2+ =

Ca3(PO4)2↓

2PO43- + 3Mg2+ = Mg3(PO4)2↓ PO43- + H+ = HPO42-PO43- + 2H+ = H2PO4-

PO43- + 3H+ = H3PO4

Pb2+ + SO42- = PbSO4↓ Pb2+ + S2-= PbS↓

PbO2 + 2Cl- + 4H+ == Pb2+ + Cl2↑+ 2H2O (CH3COO)2Pb + H2S== PbS↓ + 2CH3COOH

S开头

S

3S + 6OH- = 2S2- + SO 32- + 3H2O S2- + H2O HS- + OH-

3S2- + 2Al3+ + 6H2O == 2Al(OH)3↓ + 3H2S↑ S2- + 2Fe3+ == 2Fe2++ S↓

SO2 + Ca2+ + 2ClO- + H2O == CaSO4↓ + HClO + H+ + Cl-(少量SO2)

2SO2 + Ca2+ + 2ClO- + 4H2O ==CaSO4↓ + 2Cl- + 4H+ + SO42-(足量SO2)

SO2 + 2Fe3+ + 2H2O == 2Fe2+ + SO42- + 4H+SO2 + 2HCO3-== SO32- + CO2↑ + H2O

SO2 + 2OH-== SO32- + H2OSO2 + OH- == HSO3-

SO2 + Br2 + 2H2O == 2Br- + 2H+ + SO42- SO2 + I2 + 2H2O == 2I- + 2H+ + SO42-

SO2 + H2O2== 2H+ + SO42-3SO2 + 2NO3- + 2H2O == 3SO42-+ 2NO↑ + 4H+

SO2 + ClO- + H2O == 2H+ + Cl- + SO42-SO2 + 2H2S == 3S↓ + 2H2O

SO 2 + H2O H2SO35SO2 + 2MnO4- + 2H2O == 2Mn2+ + 5SO42- + 4H+

SO32- + 2H+ == SO2↑+ H2O SO32- + H2O HSO3- + OH-

SO42- + Ba2+ == BaSO4↓

SO42- + 2H+ + Ba2+ + 2OH- == BaSO4↓+ 2H2O(NaHSO4溶液中加Ba(OH)2,使溶液呈中性)

SO42- + H+ + Ba2+ + OH-== BaSO4↓+ H2O(NaHSO4溶液中加Ba(OH)2,使Ba2+全部沉淀)

S2O32- + 2H+== S↓ + SO2↑ + H2O

Si

Si + 2OH- + H2O == SiO32- + 2H2↑

SiO2 + 2OH- == SiO32- + H2O

SiO32-+ 2NH4++ H2O == H4SiO4↓ + 2NH3↑ SiO32-+ CO2+ 2H2O == H4SiO4↓+ CO32-

SiO32- + 2H+ + H2O == H4SiO4↓ 3S iO32- + 2Fe3+== Fe2(SiO3)2↓

3SiO32- + 2Al3+== Al2(SiO3)2↓

Z开头

Zn

Zn + 2H+ == Zn2+ + H2↑ Zn + 2OH- == ZnO22- + H2↑

Zn+ 2Fe3+ == 2Fe2+ + Zn2+(少量Zn片)3Zn + 2Fe3+ == 2Fe + 3Zn2+(过量Zn片)

Zn2+ + 2H2O Zn(OH)2 + 2H+Zn2+ + 2OH- == Zn(OH)2↓

Zn2+ + 2NH3.H2O == Zn(OH)2↓+ 2NH4+(少量氨水)

Zn2+ + 4NH3.H2O == [Zn(NH3)4]2+ + 4H2O(足量氨水)

Zn(OH)2 + 2H+ = Zn2+ + 2H2O Zn(OH)2 + 2OH- = ZnO22- +

2H2O

ZnO+ 2H+ = Zn2+ + H2O ZnO + 2OH- = ZnO22- + H2O

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