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2 H2(SO4) + 2 Ca(OH)2 = Ca2(SO4)2 + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H3AsO4 + Ca(OH)2 = H2AsO4{-} + Ca{2+} + H2O =>
2 H3AsO4 + Ca(OH)2 = 2 H2AsO4{-} + Ca{2+} + 2 H2O
As + HSO4 = As2O3 + SO2 + H2O =>
2 As + 2 HSO4 = As2O3 + 2 SO2 + H2O
KNO3(s) = KNO2 + O2(s) =>
2 KNO3(s) = 2 KNO2 + O2(s)
VO2Cl2 + Cu + HCl = VOCl2 + CuCl2 + H2O =>
VO2Cl2 + Cu + 2 HCl = VOCl2 + CuCl2 + H2O
CuBr2 + K2CrO4 = CuCrO4 + Br2K2 =>
CuBr2 + K2CrO4 = CuCrO4 + Br2K2
Fe + H2SO4 + H2O = FeSO4*5H2O + H2 =>
Fe + H2SO4 + 5 H2O = FeSO4*5H2O + H2
C4H8O2 + Mg = Mg(C2H4O)2 =>
C4H8O2 + Mg = Mg(C2H4O)2
Cu(OH)2 + KI = Cu2I2 + I2 + KOH =>
2 Cu(OH)2 + 4 KI = Cu2I2 + I2 + 4 KOH
Ag + Cu(Cl)2 = AgCl + Cu =>
2 Ag + Cu(Cl)2 = 2 AgCl + Cu
C4H7BH2 + H2O2 = CH3CH2CH2CHO + H3BO3 + H2O =>
C4H7BH2 + 3 H2O2 = CH3CH2CH2CHO + H3BO3 + 2 H2O
Fe3O4 + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 Fe3O4 + 10 H2SO4 = 3 Fe2(SO4)3 + SO2 + 10 H2O
CsIO3 = Cs + I + O =>
CsIO3 = Cs + I + 3 O
Na2SO4 + H3PO3 = Na3PO3 + H2SO4 =>
3 Na2SO4 + 2 H3PO3 = 2 Na3PO3 + 3 H2SO4
KMnO4 + ZnF2 = KF + Zn(MnO4)2 =>
2 KMnO4 + ZnF2 = 2 KF + Zn(MnO4)2
NaNO3 + ZnSO4 = Na2SO4 + Zn(NO3)2 =>
2 NaNO3 + ZnSO4 = Na2SO4 + Zn(NO3)2
NiSO4 + NaOH = Ni(OH)2(s) + Na2SO4 =>
NiSO4 + 2 NaOH = Ni(OH)2(s) + Na2SO4
H2SO4 + FeCl3 = H2Cl3 + SO4Fe =>
H2SO4 + FeCl3 = H2Cl3 + SO4Fe
NaHSO4 + Cu2O = CuHSO4 + Na2O =>
2 NaHSO4 + Cu2O = 2 CuHSO4 + Na2O
KCNHCl = KCl + HCN =>
KCNHCl = KCl + HCN
Na2CO3 + CuO = Na2Cu2O3 + CO2 =>
Na2CO3 + 2 CuO = Na2Cu2O3 + CO2
(NH2)2CO + HNO3 = CH5N3O4 =>
(NH2)2CO + HNO3 = CH5N3O4
CaO + B2O3 = Ca3(BO3)2 =>
3 CaO + B2O3 = Ca3(BO3)2
Zn2 + HNO3 = Zn(NO3)2 + NH3 + H2O =>
2 Zn2 + 9 HNO3 = 4 Zn(NO3)2 + NH3 + 3 H2O
Ga + Br3 = GaBr3 =>
Ga + Br3 = GaBr3
CH3CH2Cl + Mg = CH3CH2MgCl =>
CH3CH2Cl + Mg = CH3CH2MgCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C3H7COH + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C3H7COH + 22 KMnO4 + 33 H2SO4 = 20 CO2 + 11 K2SO4 + 22 MnSO4 + 53 H2O
CuCl2(aq) + K2CO3(aq) = CuK2 + Cl2CO3 =>
CuCl2(aq) + K2CO3(aq) = CuK2 + Cl2CO3
Na2SiO3 + HF = Na2[SiF6] + H2O =>
Na2SiO3 + 6 HF = Na2[SiF6] + 3 H2O
KIO3 + H2SO3 + K2O = K2SO4 + I2 + H2O =>
2 KIO3 + 5 H2SO3 + 4 K2O = 5 K2SO4 + I2 + 5 H2O
Br(aq) + KI(l) = I(aq) + KBr(l) =>
Br(aq) + KI(l) = I(aq) + KBr(l)
CH3COOH + CH3CH2OH = CH3COOOCH2CH3 + H2O =>
3 CH3COOH + CH3CH2OH = 2 CH3COOOCH2CH3 + H2O
NaCl(aq) + H2O = NaOH + Cl2 + H2 =>
2 NaCl(aq) + 2 H2O = 2 NaOH + Cl2 + H2
C + H2O = CO + H2 =>
C + H2O = CO + H2
KClO3 + PH3 = KCl + H3PO4 =>
4 KClO3 + 3 PH3 = 4 KCl + 3 H3PO4
PH3 + O2 = PO2 + H2O2 =>
2 PH3 + 5 O2 = 2 PO2 + 3 H2O2
Cd + Ni2O3 + H2O = Ni2(OH)2 + Cd(OH)2 =>
2 Cd + Ni2O3 + 3 H2O = Ni2(OH)2 + 2 Cd(OH)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HOOC(CH2)3COOH + CH3CH2OH = CH3CH2OOC(CH2)3COOCH2CH3 + H2O =>
HOOC(CH2)3COOH + 2 CH3CH2OH = CH3CH2OOC(CH2)3COOCH2CH3 + 2 H2O
CC6H6O3 + O2 = CO + H2O =>
2 CC6H6O3 + 7 O2 = 14 CO + 6 H2O
Ba + water = BaOH + H =>
Ba + H2O = BaOH + H
NaMnO4 = Na + Mn + O4 =>
NaMnO4 = Na + Mn + O4
CH3COOH + CH3CHOH = CH3COOCHCH3 + H2O =>
CH3COOH + CH3CHOH = CH3COOCHCH3 + H2O
Mg + CaO = Ca + Mg2O2 =>
2 Mg + 2 CaO = 2 Ca + Mg2O2
Pb(CH3CO2)2 + K2CrO4 = PbCrO4 + KCH3CO2 =>
Pb(CH3CO2)2 + K2CrO4 = PbCrO4 + 2 KCH3CO2
Ce(OH)4 + HCl = CeCl3 + H2O + O2 =>
4 Ce(OH)4 + 12 HCl = 4 CeCl3 + 14 H2O + O2
K2CO3 + H2SO4 = H2CO3 + K2SO4 =>
K2CO3 + H2SO4 = H2CO3 + K2SO4
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