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H2SO4 + Fe + S = FeSO4 + H2S
CrO7{-2} + Sn{2+} + H{+} = Cr{3+} + Sn{4+} + H2O =>
2 CrO7{-2} + 9 Sn{2+} + 28 H{+} = 2 Cr{3+} + 9 Sn{4+} + 14 H2O
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
Li + HCl = LiCl + H2 =>
2 Li + 2 HCl = 2 LiCl + H2
Cu + H(OH) = Cu(OH)2 + H2 =>
Cu + 2 H(OH) = Cu(OH)2 + H2
Na3[Al(OH)6] + H2S = Al(OH)3 + Na2S + H2O =>
2 Na3[Al(OH)6] + 3 H2S = 2 Al(OH)3 + 3 Na2S + 6 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
H2C2O4 = CO2 + H{+} + {-} =>
H2C2O4 = 2 CO2 + 2 H{+} + 2e
BaCr2O7 + CH3COOH = (CH3COO)2Ba + H2Cr2O7 =>
BaCr2O7 + 2 CH3COOH = (CH3COO)2Ba + H2Cr2O7
Cu(OH)2 + NO3 = Cu(NO3)2 + H2O + O2 =>
2 Cu(OH)2 + 4 NO3 = 2 Cu(NO3)2 + 2 H2O + O2
C2H7NO2 + H2O = NH4OH + CH3COOH =>
C2H7NO2 + H2O = NH4OH + CH3COOH
FeS + CN = Fe(CN)6 + S =>
FeS + 6 CN = Fe(CN)6 + S
Al(OH)3 + OH{-} = [Al(OH)4]{-} =>
Al(OH)3 + OH{-} = [Al(OH)4]{-}
KNO2 + NH3 = KOH + N2 + H2O =>
KNO2 + NH3 = KOH + N2 + H2O
Sb(OH)3 + HCl = H[SbCl4] + H2O =>
Sb(OH)3 + 4 HCl = H[SbCl4] + 3 H2O
O2 = O9 =>
9 O2 = 2 O9
CaI2 = Ca2 + I2 =>
2 CaI2 = Ca2 + 2 I2
Li2SO4 + KF = LiF + K2SO4 =>
Li2SO4 + 2 KF = 2 LiF + K2SO4
KOH + H3Po = K3Po + H2O =>
3 KOH + H3Po = K3Po + 3 H2O
C2H2 + Br2 = C2H2Br4 =>
C2H2 + 2 Br2 = C2H2Br4
H2S + BaSO4 = BaS + H2SO4 =>
H2S + BaSO4 = BaS + H2SO4
HNO3 + Na2S = HNO2 + NaNO3 + S + H2O =>
3 HNO3 + Na2S = HNO2 + 2 NaNO3 + S + H2O
C2H5OH + Cu = C2H3OHCu + H2 =>
C2H5OH + Cu = C2H3OHCu + H2
H2(NO3)2 + Be(OH)2 = Be(NO3)2 + HOH =>
H2(NO3)2 + Be(OH)2 = Be(NO3)2 + 2 HOH
Na2O + FeO = Na4FeO3 =>
2 Na2O + FeO = Na4FeO3
WO3 + H2 = WO2 + H2O =>
WO3 + H2 = WO2 + H2O
Fr + Br = FrBr =>
Fr + Br = FrBr
Mg + (HCl) = H + MgCl =>
Mg + (HCl) = H + MgCl
CH3CO2H + SOCl2 = CH3CO2SOCl + HCl =>
CH3CO2H + SOCl2 = CH3CO2SOCl + HCl
NaCl + HNo3 = NaNo3 + HCl =>
NaCl + HNo3 = NaNo3 + HCl
H2Cr2O7 + Sn(OH)4 = Sn(Cr2O7)2 + H2O =>
2 H2Cr2O7 + Sn(OH)4 = Sn(Cr2O7)2 + 4 H2O
KOH + I2 = KI + KIO3 + H2O =>
6 KOH + 3 I2 = 5 KI + KIO3 + 3 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H3PO4 + CaCl2 = Ca3(PO4)2 + HCl =>
2 H3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 HCl
Ba(No3)2(aq) + Na3Po4(aq) = Ba3(Po4)2(s) + NaNo3(aq) =>
3 Ba(No3)2(aq) + 2 Na3Po4(aq) = Ba3(Po4)2(s) + 6 NaNo3(aq)
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
ClCH2CH2Cl + Zn = CH2CH2 + ZnCl2 =>
ClCH2CH2Cl + Zn = CH2CH2 + ZnCl2
C4H8Cl2 + NaOH = C4H8OHCl + NaCl =>
C4H8Cl2 + NaOH = C4H8OHCl + NaCl
PhO2 = PhO + O2 =>
2 PhO2 = 2 PhO + O2
CO2 + HCl = COCl2 + H2O =>
CO2 + 2 HCl = COCl2 + H2O
Br2 + KCl = KBr + Cl2 =>
Br2 + 2 KCl = 2 KBr + Cl2
Fe{3+}{+} + SCN{-} = Fe(SCN){2+} =>
Fe{3+}{+} + SCN{-} = Fe(SCN){2+}
C2H19NO4 + O2 = HNO3 + CO2 + H2O =>
C2H19NO4 + 6 O2 = HNO3 + 2 CO2 + 9 H2O
Al2(SO4)3 + Na3PO4 = AlPO4 + Na2SO4 =>
Al2(SO4)3 + 2 Na3PO4 = 2 AlPO4 + 3 Na2SO4
NH4NO3 + CH2O = (CH2)6N4 + HNO3 + H2O =>
4 NH4NO3 + 6 CH2O = (CH2)6N4 + 4 HNO3 + 6 H2O
Sn + HNO3 = SnO2 + NO2 + H2O =>
Sn + 4 HNO3 = SnO2 + 4 NO2 + 2 H2O
SrCO3 = SrO2 + CO =>
SrCO3 = SrO2 + CO
Al(OH)3 + H2SO3 = Al2(SO3)3 + H2O =>
2 Al(OH)3 + 3 H2SO3 = Al2(SO3)3 + 6 H2O
Na2HPO4 + Al(NO3)3 = NaNO3 + Al2(PO4)3 + H3 =>
3 Na2HPO4 + 2 Al(NO3)3 = 6 NaNO3 + Al2(PO4)3 + H3
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