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K2CrO7 + 4 H2SO4 + 3 Na2SO3 = Cr(SO4)3 + 3 Na2SO4 + K2SO4 + 4 H2O
P2O5 + Zn(OH)2 = H3PO4 + ZnO =>
P2O5 + 3 Zn(OH)2 = 2 H3PO4 + 3 ZnO
Zn + CH3COOH = ZnCH3COO + H2 =>
2 Zn + 2 CH3COOH = 2 ZnCH3COO + H2
LiHS + MnO2 + H2SO4 = Li2SO4 + MnSO4 + H2O =>
2 LiHS + 8 MnO2 + 7 H2SO4 = Li2SO4 + 8 MnSO4 + 8 H2O
CuSO4 + Ca(OH)2 = CaSO4 + CuO + H2O =>
CuSO4 + Ca(OH)2 = CaSO4 + CuO + H2O
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
NH4Cl = NH3 + HCl =>
NH4Cl = NH3 + HCl
Cr2S3 + HCl = CrCl3 + H2S =>
Cr2S3 + 6 HCl = 2 CrCl3 + 3 H2S
CaCO3 + H{+} + Cl{-} = CaCl2 + CO2 + H2O =>
CaCO3 + 2 H{+} + 2 Cl{-} = CaCl2 + CO2 + H2O
NaOH + BaF2 = NaF + Ba(OH)2 =>
2 NaOH + BaF2 = 2 NaF + Ba(OH)2
Ba(OH)2 + Na2SO4 = BaSO4 + NaOH =>
Ba(OH)2 + Na2SO4 = BaSO4 + 2 NaOH
HCOH + CH3CH2OH = HCOOH + CH3CH3 =>
HCOH + CH3CH2OH = HCOOH + CH3CH3
Bi(NO3)3 + NaOH + Br2 = NaBiO3 + NaBr + HNO3 =>
Bi(NO3)3 + 3 NaOH + Br2 = NaBiO3 + 2 NaBr + 3 HNO3
Cr(OH)2 + HBr = CrBr2 + H2O =>
Cr(OH)2 + 2 HBr = CrBr2 + 2 H2O
FeOH3 + O2 = Fe2O + OH3 =>
4 FeOH3 + O2 = 2 Fe2O + 4 OH3
C17H31COOH + Br2 = C17H31(Br)4COOH =>
C17H31COOH + 2 Br2 = C17H31(Br)4COOH
NaCl + CaS = Na2S + CaCl2 =>
2 NaCl + CaS = Na2S + CaCl2
NH4S + Pb(NO3)2 = NH4NO3 + PbS2 =>
2 NH4S + Pb(NO3)2 = 2 NH4NO3 + PbS2
[(NH4)2O*Cr2O3*12MoO3] + Na2S + H2O = MoS3 + Cr(OH)3 + NaOH + NH4OH =>
[(NH4)2O*Cr2O3*12MoO3] + 36 Na2S + 40 H2O = 12 MoS3 + 2 Cr(OH)3 + 72 NaOH + 2 NH4OH
CuO = Cu + O2 =>
2 CuO = 2 Cu + O2
Li2S + Cl2 = LiCl + S =>
Li2S + Cl2 = 2 LiCl + S
MgOH2 + HNO3 = MgNO3 + HOH2 =>
MgOH2 + HNO3 = MgNO3 + HOH2
KCl2 + KOH = KCl + KO3 + H2O =>
5 KCl2 + 6 KOH = 10 KCl + KO3 + 3 H2O
S2O3 + O3 = SO4 =>
3 S2O3 + 5 O3 = 6 SO4
H3AsO4 + MgCl2 + NH4OH = MgNH4AsO4 + NH4Cl + H2O =>
H3AsO4 + MgCl2 + 3 NH4OH = MgNH4AsO4 + 2 NH4Cl + 3 H2O
CH3COOH + C3H7OH = CH3COOC3H7 + H2O =>
CH3COOH + C3H7OH = CH3COOC3H7 + H2O
P + Cl = P2Cl5 =>
2 P + 5 Cl = P2Cl5
KMnO4 + H2SO4 + Mg(NO2)2 = K2SO4 + MnSO4 + Mg(NO3)2 + H2O =>
4 KMnO4 + 6 H2SO4 + 5 Mg(NO2)2 = 2 K2SO4 + 4 MnSO4 + 5 Mg(NO3)2 + 6 H2O
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
Mo(C2H3O2)4 + (NH4)2CrO4 = Mo(CrO4)2 + NH4C2H3O2 =>
Mo(C2H3O2)4 + 2(NH4)2CrO4 = Mo(CrO4)2 + 4 NH4C2H3O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
SnO2 + NaCl = SnCl4 + Na2O =>
SnO2 + 4 NaCl = SnCl4 + 2 Na2O
CuO = Cu2O + O2 =>
4 CuO = 2 Cu2O + O2
(CaOH)2BeO2 + H2SO4 = CaSO4 + H2BeO2 + H2O =>
(CaOH)2BeO2 + 2 H2SO4 = 2 CaSO4 + H2BeO2 + 2 H2O
HBr(aq) + Be(OH)2(aq) = H2O(l) + BeBr2(aq) =>
2 HBr(aq) + Be(OH)2(aq) = 2 H2O(l) + BeBr2(aq)
C6HH6 + O2 = CO2 + H2O =>
4 C6HH6 + 31 O2 = 24 CO2 + 14 H2O
FeCl3FeCl3 + SnCl2SnCl2 = FeCl2FeCl2 + SnCl4 =>
2 FeCl3FeCl3 + SnCl2SnCl2 = 2 FeCl2FeCl2 + 2 SnCl4
CHCl3 + CuO + O2 = CuCl2 + CO2 + H2O =>
2 CHCl3 + 3 CuO + O2 = 3 CuCl2 + 2 CO2 + H2O
C5H13 + O2 = CO2 + H2O =>
4 C5H13 + 33 O2 = 20 CO2 + 26 H2O
NaCO3 + HCl = NaCl + CO2 + H2 + O2 =>
2 NaCO3 + 2 HCl = 2 NaCl + 2 CO2 + H2 + O2
Ni(NO3)2(aq) + CaCl2(aq) = Ca(NO3)2(aq) + NiCl2(aq) =>
Ni(NO3)2(aq) + CaCl2(aq) = Ca(NO3)2(aq) + NiCl2(aq)
Cr203 + Br2 + NaOH = NaBr + Na2CrO4 + H2O =>
Cr203 + 609 Br2 + 1624 NaOH = 1218 NaBr + 203 Na2CrO4 + 812 H2O
NH4NO2 + H2O = NH3H20 + HNO2 =>
13 NH4NO2 + 20 H2O = 3 NH3H20 + 23 HNO2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
CaCO3 + CO2 + H2O = Ca(HCO3)2 =>
CaCO3 + CO2 + H2O = Ca(HCO3)2
MgCO3 + H2O2 = MgO2 + H2CO3 =>
MgCO3 + H2O2 = MgO2 + H2CO3
KI + NaCl = KCl + NaI =>
KI + NaCl = KCl + NaI
Zn(OH)2 + OH = H2O + ZnO2 =>
Zn(OH)2 + 2 OH = 2 H2O + ZnO2
In2(CO3)3 + H3PO4 = InPO4 + H2O + CO2 =>
In2(CO3)3 + 2 H3PO4 = 2 InPO4 + 3 H2O + 3 CO2
ZnI2 + O2 = ZnO + I2 =>
2 ZnI2 + O2 = 2 ZnO + 2 I2
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