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PBr3 + 3 H2O = 3 HBr + H2(HPO3)
Ca + HOH = Ca(OH)2 + H =>
Ca + 2 HOH = Ca(OH)2 + 2 H
K2Cr2O7 + K2C2O4 + HSO4 = Cr2(SO4)3 + CO2 + K2SO4 + H2O =>
K2Cr2O7 + 10 K2C2O4 + 14 HSO4 = Cr2(SO4)3 + 20 CO2 + 11 K2SO4 + 7 H2O
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
K2Mn2O7 + H2SO4 + Na2SO3 = Na2SO4 + Mn2SO4 + K2SO4 + H2O =>
K2Mn2O7 + 2 H2SO4 + 5 Na2SO3 = 5 Na2SO4 + Mn2SO4 + K2SO4 + 2 H2O
CaCl2 + NaHCO3 = CO2 + NaCl + CaCO3 + H2O =>
CaCl2 + 2 NaHCO3 = CO2 + 2 NaCl + CaCO3 + H2O
KO2 + H2 = KOH + O2 =>
2 KO2 + H2 = 2 KOH + O2
CuSO4 + KBr = CuBr2 + K2SO4 =>
CuSO4 + 2 KBr = CuBr2 + K2SO4
C8H18 + HNO3 = C8H17NO2 + H2O =>
C8H18 + HNO3 = C8H17NO2 + H2O
CrO + NaOH = Cr(OH)2 + Na2O =>
CrO + 2 NaOH = Cr(OH)2 + Na2O
Fe + Ni2S3 = FeS + Ni =>
3 Fe + Ni2S3 = 3 FeS + 2 Ni
Ca(OH)2 + PbCl2 = Pb(OH) + CaCl4 =>
Ca(OH)2 + 2 PbCl2 = 2 Pb(OH) + CaCl4
Sg + O2 = SgO2 =>
Sg + O2 = SgO2
FeSO4 + HCl + H2O2 = FeCl3 + H2O + SO4 =>
2 FeSO4 + 6 HCl + 3 H2O2 = 2 FeCl3 + 6 H2O + 2 SO4
CH4O = CH4 + H2O + CO2 =>
4 CH4O = 3 CH4 + 2 H2O + CO2
FeCl2 + K2Cr2O7 + HCl = FeCl3 + KCl + H2O + CrCl3 =>
6 FeCl2 + K2Cr2O7 + 14 HCl = 6 FeCl3 + 2 KCl + 7 H2O + 2 CrCl3
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
CH4 + F2 = CHF3 + HF =>
CH4 + 3 F2 = CHF3 + 3 HF
P2O5 + KOH = K3PO4 + H2O =>
P2O5 + 6 KOH = 2 K3PO4 + 3 H2O
BaCl2(aq)Na2SO4 = BaSO4 + NaCl =>
BaCl2(aq)Na2SO4 = BaSO4 + 2 NaCl
C4H10O + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
C4H10O + 4 K2Cr2O7 + 16 H2SO4 = 4 CO2 + 4 Cr2(SO4)3 + 4 K2SO4 + 21 H2O
SrCl2 + K2Cr2O7 = SrCr2O7 + KCl =>
SrCl2 + K2Cr2O7 = SrCr2O7 + 2 KCl
Na3Po4 + CoCl2 = Co3Po4 + NaCl2 =>
Na3Po4 + 3 CoCl2 = Co3Po4 + 3 NaCl2
CH3COONa + KOH = CH4 + K2CO3 + NaOH =>
CH3COONa + 2 KOH = CH4 + K2CO3 + NaOH
Na2B2(O2)2(OH)4*6H2O + KI + HCl = NaCl + K2Cl + B2O3 + H2O + I2 =>
Na2B2(O2)2(OH)4*6H2O + 8 KI + 6 HCl = 2 NaCl + 4 K2Cl + B2O3 + 11 H2O + 4 I2
P + F2 = PF5 =>
2 P + 5 F2 = 2 PF5
H2Se + K = K2Se + H2 =>
H2Se + 2 K = K2Se + H2
Al + CuCl2 = Cu + AlCl2 =>
Al + CuCl2 = Cu + AlCl2
Ca(No3)2 + LiOH = Ca(OH)2 + LiNo3 =>
Ca(No3)2 + 2 LiOH = Ca(OH)2 + 2 LiNo3
CaCO3 + HCl = CaCl + HCO3 =>
CaCO3 + HCl = CaCl + HCO3
Zn(NO3)2 + NaCl = ZnCl + Na(NO3)2 =>
Zn(NO3)2 + NaCl = ZnCl + Na(NO3)2
MgO + ZnO = Mg(ZnO2) =>
MgO + ZnO = Mg(ZnO2)
Mn2O5 + C = Mn + CO2 =>
2 Mn2O5 + 5 C = 4 Mn + 5 CO2
Zn + H3P = Zn3P2 + H2 =>
3 Zn + 2 H3P = Zn3P2 + 3 H2
Cr{3+} + ClO4{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
8 Cr{3+} + 3 ClO4{-} + 40 OH{-} = 8 CrO4{2-} + 3 Cl{-} + 20 H2O
LiNO2 + O2 = LiNO3 =>
2 LiNO2 + O2 = 2 LiNO3
CH3COOH + C3H7OH = CH3COOC3H7 + H2O =>
CH3COOH + C3H7OH = CH3COOC3H7 + H2O
CH3COO{-} + Fe{3+} + H2O = Fe(OH)2CH3COO + CH3COOH =>
3 CH3COO{-} + Fe{3+} + 2 H2O = Fe(OH)2CH3COO + 2 CH3COOH
CH4N2O + S + C2H5OH + C6H8O7 = C12H14N4O4S2 + H2O =>
2 CH4N2O + 2 S + 2 C2H5OH + C6H8O7 = C12H14N4O4S2 + 7 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Pb(C2H3O2)2(aq) + NaOH(aq) = Pb(OH)2 + NaC2H3O2 =>
Pb(C2H3O2)2(aq) + 2 NaOH(aq) = Pb(OH)2 + 2 NaC2H3O2
NaClO4 + NH4Cl = NaCl + N2 + HCl + H2O =>
3 NaClO4 + 8 NH4Cl = 3 NaCl + 4 N2 + 8 HCl + 12 H2O
H4SiO4 + Rb2O = Rb4SiO4 + H2O =>
H4SiO4 + 2 Rb2O = Rb4SiO4 + 2 H2O
NaHPO4 + AgNO3 = AgHPO4 + NaNO3 =>
NaHPO4 + AgNO3 = AgHPO4 + NaNO3
KI + HOCl = KCl + HOI =>
KI + HOCl = KCl + HOI
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Ag + S = Ag2S =>
2 Ag + S = Ag2S
FeCl2 + SnCl2 + S = Fe2SnS4 + Cl =>
2 FeCl2 + SnCl2 + 4 S = Fe2SnS4 + 6 Cl
Na2SiO3 + MgBr2 = NaBr + MgSiO3 =>
Na2SiO3 + MgBr2 = 2 NaBr + MgSiO3
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
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