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Ca(OH)2 + CO2 = CaCO3 + H2O
ZnOH + NaOH = Zn(OH)4 + Na =>
ZnOH + 3 NaOH = Zn(OH)4 + 3 Na
H2SO4 + NaOH = Na2SO4 + H2O = =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
FeAsS + S2 = FeS + As4S4 =>
4 FeAsS + 2 S2 = 4 FeS + As4S4
Cd(NO3)2 + Na2S = CdS + NaNO3 =>
Cd(NO3)2 + Na2S = CdS + 2 NaNO3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Zn(NO3)2*6H2O = Zn2O3 + NO2 + O2 + H2O =>
4 Zn(NO3)2*6H2O = 2 Zn2O3 + 8 NO2 + O2 + 24 H2O
Na2SO3 + CH3CO2H = NaCH3CO2 + SO2 + H2O =>
Na2SO3 + 2 CH3CO2H = 2 NaCH3CO2 + SO2 + H2O
NH4OH + HNO3 = NH4NO3 + H2O =>
NH4OH + HNO3 = NH4NO3 + H2O
Al3 + O2 + H2SO4 = Al2(SO4)3 + H2O =>
4 Al3 + 9 O2 + 18 H2SO4 = 6 Al2(SO4)3 + 18 H2O
Na2SiO3(s) + HCl(aq) = NaCl(aq) + H2SiO3(s) =>
Na2SiO3(s) + 2 HCl(aq) = 2 NaCl(aq) + H2SiO3(s)
NaBr + MgS = Na2S + MgBr2 =>
2 NaBr + MgS = Na2S + MgBr2
K2Cr2O7 + C2H5OH + H2SO4 = KCr[SO4]2 + CH3CHO + H2O =>
K2Cr2O7 + 3 C2H5OH + 4 H2SO4 = 2 KCr[SO4]2 + 3 CH3CHO + 7 H2O
(x)Fe2O3 + CO = Fe + CO2 =>
(x)Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na3PO4 + CuSO4 = Na2SO4 + Cu3(PO4)2 =>
2 Na3PO4 + 3 CuSO4 = 3 Na2SO4 + Cu3(PO4)2
Zn2 + H2SO4 = Zn(SO4) + H2S + H2O =>
2 Zn2 + 5 H2SO4 = 4 Zn(SO4) + H2S + 4 H2O
CH3NH3Br + PbBr2 = CH3NH3PbBr3 =>
CH3NH3Br + PbBr2 = CH3NH3PbBr3
Ni + Cl2 = NiCl5 =>
2 Ni + 5 Cl2 = 2 NiCl5
ZnCl2(aq) + K2CO3(aq) = ZnCO3(s) + KCl(aq) =>
ZnCl2(aq) + K2CO3(aq) = ZnCO3(s) + 2 KCl(aq)
NaCl + LiSO4 = Na2SO4 + LiCl2 =>
2 NaCl + LiSO4 = Na2SO4 + LiCl2
Fe(OH)2 + Al2(SO4)3 = FeSO4 + Al(OH)3 =>
3 Fe(OH)2 + Al2(SO4)3 = 3 FeSO4 + 2 Al(OH)3
FeCl2 + Br2 = FeBr3 + Cl2 =>
2 FeCl2 + 3 Br2 = 2 FeBr3 + 2 Cl2
Zn(OH)2 + CuO = Cu(OH)2 + ZnO =>
Zn(OH)2 + CuO = Cu(OH)2 + ZnO
Zn(NO3)2 = ZnO + N2O5 =>
Zn(NO3)2 = ZnO + N2O5
CH2CHCH3 + H2O = CH3CH2OH =>
2 CH2CHCH3 + 3 H2O = 3 CH3CH2OH
Zn4 + I10 = ZnI =>
5 Zn4 + 2 I10 = 20 ZnI
KMnO4 + K2(SO3) + H2O = MnO2 + K2(SO4) + KOH =>
2 KMnO4 + 3 K2(SO3) + H2O = 2 MnO2 + 3 K2(SO4) + 2 KOH
Mg(OH)2 + CH3COOH = Mg(CH3COO)2 + HOH =>
Mg(OH)2 + 2 CH3COOH = Mg(CH3COO)2 + 2 HOH
CH3CH2ONa + H2O = CH3CH2OH + Na2O =>
2 CH3CH2ONa + H2O = 2 CH3CH2OH + Na2O
ZnCl2 + K2Cr2O7 + HCl = ZnCl3 + KCl + CrCl3 + H2O =>
6 ZnCl2 + K2Cr2O7 + 14 HCl = 6 ZnCl3 + 2 KCl + 2 CrCl3 + 7 H2O
Mg(NO3)2 + Au2(SO4)3 = MgSO4 + Au(NO3)3 =>
3 Mg(NO3)2 + Au2(SO4)3 = 3 MgSO4 + 2 Au(NO3)3
Fe(OH)4 = Fe2O4 + H2O =>
2 Fe(OH)4 = Fe2O4 + 4 H2O
Na[Cr(OH)4] + H2O2 + NaOH = Na2CrO4 + H2O =>
2 Na[Cr(OH)4] + 3 H2O2 + 2 NaOH = 2 Na2CrO4 + 8 H2O
FeCl3 + NaOH = Fe(OH)2 + Na2Cl3 =>
FeCl3 + 2 NaOH = Fe(OH)2 + Na2Cl3
CH3COOBr + C2H5Cl = CH3COOC2H5 + BrCl =>
CH3COOBr + C2H5Cl = CH3COOC2H5 + BrCl
Hg(s) + HCl(aq) = HgCl + H2 =>
2 Hg(s) + 2 HCl(aq) = 2 HgCl + H2
C2O2NH4 + O2 = (NH2)2CO + CO2 + H2O =>
4 C2O2NH4 + 5 O2 = 2(NH2)2CO + 6 CO2 + 4 H2O
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
AlCl3(aq) + MgS(aq) = MgCl2(aq) + Al2S3(s) =>
2 AlCl3(aq) + 3 MgS(aq) = 3 MgCl2(aq) + Al2S3(s)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
KCl + H2SO4 = Cl2 + SO2 + K2SO4 + H2O =>
2 KCl + 2 H2SO4 = Cl2 + SO2 + K2SO4 + 2 H2O
CuSO4 + Na3PO4 = Cu3(PO4) + Na(SO4) =>
3 CuSO4 + Na3PO4 = Cu3(PO4) + 3 Na(SO4)
CH3Cl + NH4OH = CH3NH2 + H2O + HCl =>
CH3Cl + NH4OH = CH3NH2 + H2O + HCl
BaCO3 + NH4NO3 = Ba(NO3)2 + (NH4)2CO3 =>
BaCO3 + 2 NH4NO3 = Ba(NO3)2 + (NH4)2CO3
CH3NH2 + C2H5Br = CH3CH2CH2NH2 + CH3Br =>
CH3NH2 + 2 C2H5Br = CH3CH2CH2NH2 + 2 CH3Br
N2O + O2 = NO =>
2 N2O + O2 = 4 NO
MnCl2(aq) + KMnO4(aq) + KOH(aq) = MnO2 + KCl(aq) + H2O(l) =>
3 MnCl2(aq) + 2 KMnO4(aq) + 4 KOH(aq) = 5 MnO2 + 6 KCl(aq) + 2 H2O(l)
SO3 + KNO3 = KSO4 + NO2 =>
SO3 + KNO3 = KSO4 + NO2
Ca(OH)2 + NH4OH = CaOH + NH4(OH)2 =>
Ca(OH)2 + NH4OH = CaOH + NH4(OH)2
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
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