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4 Fe + 6 H3O{+} = 2 Fe2{3+} + 6 H2O + 3 H2
Cu + KOH + H2O = KCuO2 + H2 =>
2 Cu + 2 KOH + 2 H2O = 2 KCuO2 + 3 H2
PtCl4 + Cl2 = PtCl26 =>
PtCl4 + 11 Cl2 = PtCl26
K2CO3 + HIO3 = KIO3 + CO2 + H2O =>
K2CO3 + 2 HIO3 = 2 KIO3 + CO2 + H2O
KAl(OH)4 + H2SO4(aq) = Al(OH)3(s) + K2SO4(aq) + H2O(l) =>
2 KAl(OH)4 + H2SO4(aq) = 2 Al(OH)3(s) + K2SO4(aq) + 2 H2O(l)
Se2O3 + Cl2 + S2Cl2 = SeCl3 + SOCl2 =>
2 Se2O3 + 9 Cl2 + 3 S2Cl2 = 4 SeCl3 + 6 SOCl2
I({-}) + IO3({-}) + H{+} = I2 + H2O =>
5 I({-}) + IO3({-}) + 6 H{+} = 3 I2 + 3 H2O
PbO2 + H2O + Cr2(SO4)3 = PbO + H2SO4 + H2CrO4 =>
3 PbO2 + 5 H2O + Cr2(SO4)3 = 3 PbO + 3 H2SO4 + 2 H2CrO4
SO3 + Cl2 = SO2 + ClO =>
2 SO3 + Cl2 = 2 SO2 + 2 ClO
HCl = (HCl)2 =>
2 HCl = (HCl)2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Ca(HCO3)2(aq) + H2SO4(aq) = CaSO4 + H2O + CO2 =>
Ca(HCO3)2(aq) + H2SO4(aq) = CaSO4 + 2 H2O + 2 CO2
HSO3NH2 + KOH = KSO3NH2 + H2O =>
HSO3NH2 + KOH = KSO3NH2 + H2O
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
HBr + SO4 = H2SO4 + Br =>
2 HBr + SO4 = H2SO4 + 2 Br
H4P2O7 + KOH = K4P2O7 + H2O =>
H4P2O7 + 4 KOH = K4P2O7 + 4 H2O
FeCl + LiOH = LiCl + FeOH =>
FeCl + LiOH = LiCl + FeOH
NaCl(s) = Cl(g) + Na(s) =>
NaCl(s) = Cl(g) + Na(s)
CH3CSNH2 + H2O = CH3COOH + NH3 + H2S =>
CH3CSNH2 + 2 H2O = CH3COOH + NH3 + H2S
(NH4)2CO3 + CrCl3 = NH4Cl + Cr2(CO3)3 =>
3(NH4)2CO3 + 2 CrCl3 = 6 NH4Cl + Cr2(CO3)3
CH3OH + KBr = CH3Br + KOH =>
CH3OH + KBr = CH3Br + KOH
K3Fe(SCN)6 + Na2Cr2O7 + H2SO4 = Fe(NO3)3 + Cr2(SO4)3 + CO3 + H2O + NaSO4 + KNO3 =>
K3Fe(SCN)6 + 27 Na2Cr2O7 + 129 H2SO4 = Fe(NO3)3 + 27 Cr2(SO4)3 + 6 CO3 + 129 H2O + 54 NaSO4 + 3 KNO3
PbO2(s) + Pb(s) + H2SO4(aq) = PbSO4(s) + H2O =>
PbO2(s) + Pb(s) + 2 H2SO4(aq) = 2 PbSO4(s) + 2 H2O
FeCr2O4 + K2CO3 + O2 = K2CrO3 + Fe2O3 + CO2 =>
4 FeCr2O4 + 8 K2CO3 + 3 O2 = 8 K2CrO3 + 2 Fe2O3 + 8 CO2
KBrO3 + H2O + KBr = KOH + Br =>
KBrO3 + 3 H2O + 5 KBr = 6 KOH + 6 Br
Pb + H3PO4 = H2 + Pb3(PO4)2 =>
3 Pb + 2 H3PO4 = 3 H2 + Pb3(PO4)2
CH3COONa + NaHCO3 = CH3COOH + Na2CO3 =>
CH3COONa + NaHCO3 = CH3COOH + Na2CO3
CH3NH3Cl = HCl + CH3NH2 =>
CH3NH3Cl = HCl + CH3NH2
NH3(g) + HNO3(aq) = NH4NO3 =>
NH3(g) + HNO3(aq) = NH4NO3
Ag + CO2 + V2O5 = Ag2V4O11 + CO =>
2 Ag + CO2 + 2 V2O5 = Ag2V4O11 + CO
Fe + H3O{+} = Fe2{3+} + H2O + H2 =>
4 Fe + 6 H3O{+} = 2 Fe2{3+} + 6 H2O + 3 H2
NH2 + NO = N2 + H2O =>
NH2 + NO = N2 + H2O
H2C2O2 + OH = H2O + C2O2 =>
H2C2O2 + 2 OH = 2 H2O + C2O2
CuO + C5H12O = C4H9CHO + Cu + H2O =>
CuO + C5H12O = C4H9CHO + Cu + H2O
KOH + O2 + MnO2 = K2MnO4 + H2O =>
4 KOH + O2 + 2 MnO2 = 2 K2MnO4 + 2 H2O
HBr + C3H6 = C3H7 + Br =>
HBr + C3H6 = C3H7 + Br
(NH4)OH + H2C2O4 = (NH4)2C2O4 + H2(OH)2 =>
2(NH4)OH + H2C2O4 = (NH4)2C2O4 + H2(OH)2
Fe + Cu3(PO4) = FePO4 + Cu =>
Fe + Cu3(PO4) = FePO4 + 3 Cu
CdSO4 + K2S = KSO4 + Cd2S =>
2 CdSO4 + K2S = 2 KSO4 + Cd2S
H3PO4 + (NH3) = (NH4)3PO4 =>
H3PO4 + 3(NH3) = (NH4)3PO4
H3NOHCl + KMnO4 + H2SO4 = N2 + MnSO4 + K2SO4 + H2O + HCl =>
10 H3NOHCl + 2 KMnO4 + 3 H2SO4 = 5 N2 + 2 MnSO4 + K2SO4 + 18 H2O + 10 HCl
C2H4O = CH4 + CO =>
C2H4O = CH4 + CO
NaClH2SO4 = NaHSO4 + HCl =>
NaClH2SO4 = NaHSO4 + HCl
N2O3 + KMnO4 + H2SO4 = HNO3 + K2SO4 + MnSO4 + H2O =>
5 N2O3 + 4 KMnO4 + 6 H2SO4 = 10 HNO3 + 2 K2SO4 + 4 MnSO4 + H2O
Cr + S8 = Cr2S3 =>
16 Cr + 3 S8 = 8 Cr2S3
CH4 + H2SO4 = CH3SO4 + H2 =>
2 CH4 + 2 H2SO4 = 2 CH3SO4 + 3 H2
NaOH + HCl = H2O(l) + NaCl(aq) =>
NaOH + HCl = H2O(l) + NaCl(aq)
Na2S + K3IO = Na3IO + K2S =>
3 Na2S + 2 K3IO = 2 Na3IO + 3 K2S
K{2}CrO{4} + AgNO{3} = KNO{3} + Ag{2}CrO{4} =>
K{2}CrO{4} + AgNO{3} = KNO{3} + Ag{2}CrO{4}
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