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Ca(OH)2 + CO2 = CaCO3 + H2O
HCl(aq) + Na2S2O3 = NaCl(aq) + SO2(g) + S8(s) + H2O(l) =>
16 HCl(aq) + 8 Na2S2O3 = 16 NaCl(aq) + 8 SO2(g) + S8(s) + 8 H2O(l)
MnO2 + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 MnO2 + 3 PbO2 + 6 HNO3 = 2 HMnO4 + 3 Pb(NO3)2 + 2 H2O
I{-} + Br2 + OH{-} = IO3{-} + Br{-} + H2O =>
I{-} + 3 Br2 + 6 OH{-} = IO3{-} + 6 Br{-} + 3 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
(NH4)2SO4 + Ca(NO3)2 = CaSO4 + NH4 + NO3 =>
(NH4)2SO4 + Ca(NO3)2 = CaSO4 + 2 NH4 + 2 NO3
C26H54 + O = CO2 + H2O =>
C26H54 + 79 O = 26 CO2 + 27 H2O
C6H5Cl + CH3Cl + Na = NaCl + C6H5CH3 =>
C6H5Cl + CH3Cl + 2 Na = 2 NaCl + C6H5CH3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
KCrO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
2 KCrO2 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 4 H2O
Pb(CH3COO)2 + Na2CO3 + H2O = (PbOH)2CO3 + CH3COONa + CO2 =>
2 Pb(CH3COO)2 + 2 Na2CO3 + H2O = (PbOH)2CO3 + 4 CH3COONa + CO2
SrCl2 + Na2C2O4 = SrC2O4 + NaCl =>
SrCl2 + Na2C2O4 = SrC2O4 + 2 NaCl
FeI3 + HClO4 + H2SO4 = HIO3 + HCl + Fe2(SO4)3 =>
4 FeI3 + 9 HClO4 + 6 H2SO4 = 12 HIO3 + 9 HCl + 2 Fe2(SO4)3
CH3CH(OH)CH3 + I2 + KOH = CHI3 + HCOOK + HI =>
CH3CH(OH)CH3 + 6 I2 + KOH = 2 CHI3 + HCOOK + 6 HI
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
ZnS + FeCl3 + H2O = ZnSO4 + FeCl2 + HCl =>
ZnS + 8 FeCl3 + 4 H2O = ZnSO4 + 8 FeCl2 + 8 HCl
KIO4 + KI + HCl = I2 + KCl + H2O =>
KIO4 + 7 KI + 8 HCl = 4 I2 + 8 KCl + 4 H2O
Na2MoO4 + H2O + C4H4O4 + HCON(CH3)2 = (NH4)2MoO4 + CH3COOH + Na2CO =>
2 Na2MoO4 + 8 H2O + 2 C4H4O4 + 4 HCON(CH3)2 = 2(NH4)2MoO4 + 9 CH3COOH + 2 Na2CO
CH3OH + NH3 = NH3CH3OH =>
CH3OH + NH3 = NH3CH3OH
S2O3{2-} + I2 = S4O6 + I{-} =>
2 S2O3{2-} + 2 I2 = S4O6 + 4 I{-}
Zc + HCl = ZcCl + H2 =>
2 Zc + 2 HCl = 2 ZcCl + H2
CuCl2 + Ba(OH)2 = Cu(OH)2 + BaCl2 =>
CuCl2 + Ba(OH)2 = Cu(OH)2 + BaCl2
C2H2 + CO2 + H2O = CH2CHCO2H =>
6 C2H2 + 3 CO2 + 4 H2O = 5 CH2CHCO2H
C20H14O4 + H2O + Na = C20H14O4NaOH + H2 =>
2 C20H14O4 + 2 H2O + 2 Na = 2 C20H14O4NaOH + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NaCl + CuSO4*5H2O = CuSO4*NaCl + H2O =>
NaCl + CuSO4*5H2O = CuSO4*NaCl + 5 H2O
NO + CO = N(g) + CO2 =>
NO + CO = N(g) + CO2
NH3(g) + H2SO4(aq) = [(NH4)2SO4] =>
2 NH3(g) + H2SO4(aq) = [(NH4)2SO4]
K2SO4 + Cu(OH)2 = CuSO4 + KOH =>
K2SO4 + Cu(OH)2 = CuSO4 + 2 KOH
Ni + F2 = NiF2 =>
Ni + F2 = NiF2
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
C2H6 + Cl2 = C2H5Cl + HCl =>
C2H6 + Cl2 = C2H5Cl + HCl
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Ag(NH3)2OH + KCN = KAg(CN)2 + NH3 + KOH =>
Ag(NH3)2OH + 2 KCN = KAg(CN)2 + 2 NH3 + KOH
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
PbSO4 + NaOH = HPbO2 + NaSO3 =>
PbSO4 + NaOH = HPbO2 + NaSO3
Na2SO3 + KMnO4 + H2SO4 = MnSO4 + Na2SO4 + K2SO3 + H2O =>
6 Na2SO3 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 6 Na2SO4 + K2SO3 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HC2H3O2 + NaHCO3 = NaC2H3O2 + H2CO4 =>
5 HC2H3O2 + 6 NaHCO3 = 6 NaC2H3O2 + 4 H2CO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KBrO3 + H2SO4 = HBr + KHSO4 + O2 =>
2 KBrO3 + 2 H2SO4 = 2 HBr + 2 KHSO4 + 3 O2
KBr + H2SO4 = Br2 + SO2 + H2O + KHSO4 =>
2 KBr + 3 H2SO4 = Br2 + SO2 + 2 H2O + 2 KHSO4
Pb(NO3)2 + K2S = KNO3 + PbS =>
Pb(NO3)2 + K2S = 2 KNO3 + PbS
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
AgCl + KNC = AgC + ClKN =>
AgCl + KNC = AgC + ClKN
C4H10 + Cl2 = C5H11Cl + HCl =>
5 C4H10 + 5 Cl2 = 4 C5H11Cl + 6 HCl
Zn(ClO3)2 = ClO3 + Zn =>
Zn(ClO3)2 = 2 ClO3 + Zn
Cr(NO3)3 + FeS = Cr2S3 + NO3 + Fe =>
2 Cr(NO3)3 + 3 FeS = Cr2S3 + 6 NO3 + 3 Fe
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