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2 SO3 = 2 SO2 + O2
HCN + MnCO3 = H2CO3 + Mn(CN)2 =>
2 HCN + MnCO3 = H2CO3 + Mn(CN)2
BaO + CuO + TeO2 = BaCuTe2O6 =>
BaO + CuO + 2 TeO2 = BaCuTe2O6
CH3OH + Br2 = CH2BrOH + HBr =>
CH3OH + Br2 = CH2BrOH + HBr
C2H6 + O2 = CH3COOH + H2O =>
2 C2H6 + 3 O2 = 2 CH3COOH + 2 H2O
K3PO4 + HClO3 = KClO3 + H3PO4 =>
K3PO4 + 3 HClO3 = 3 KClO3 + H3PO4
Pb{2+}(aq) + Na2SO4(aq) = PbSO4(s) + Na{+}(aq) =>
Pb{2+}(aq) + Na2SO4(aq) = PbSO4(s) + 2 Na{+}(aq)
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Na + Mg3(PO4)2 = Na3(PO4) + Mg =>
6 Na + Mg3(PO4)2 = 2 Na3(PO4) + 3 Mg
Cu(NO3) + Zn(s) = Cu(s) + Zn(NO3)2 =>
2 Cu(NO3) + Zn(s) = 2 Cu(s) + Zn(NO3)2
I3{-} + S2O3{-2} = I{-} + S4O6{-2} =>
I3{-} + 2 S2O3{-2} = 3 I{-} + S4O6{-2}
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Zn(s) + CH3COOH = Zn(CH3COO)2(aq) + H2(g) =>
Zn(s) + 2 CH3COOH = Zn(CH3COO)2(aq) + H2(g)
Ba(OH)2 + K2CrO4 = BaCrO4 + KOH =>
Ba(OH)2 + K2CrO4 = BaCrO4 + 2 KOH
H2C6H6O6 + I2 = HI + C6H6O6 =>
H2C6H6O6 + I2 = 2 HI + C6H6O6
CS2 + IF5 = CF4 + S8 + I2 =>
20 CS2 + 16 IF5 = 20 CF4 + 5 S8 + 8 I2
(NH4)C2O4 + BaCl2 = BaC2O4 + (NH4)Cl2 =>
(NH4)C2O4 + BaCl2 = BaC2O4 + (NH4)Cl2
K2Cr2O7 + H2SO4 + C4H9OH = Cr2(SO4)3 + K2SO4 + C3H7COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C4H9OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 C3H7COOH + 11 H2O
Sn + NaNO3 + H2SO4 = SnO2 + NO2 + Na2SO4 + H2O =>
Sn + 4 NaNO3 + 2 H2SO4 = SnO2 + 4 NO2 + 2 Na2SO4 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
As2S3 + NaOH = Na3AsO3 + Na3AsS3 + H2O =>
As2S3 + 6 NaOH = Na3AsO3 + Na3AsS3 + 3 H2O
Fe2(CO3)3 + HNO3 = Fe(NO3)3 + CO2 + H2O =>
Fe2(CO3)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 CO2 + 3 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
O2LW3 + Z + ZW2 = LW2 + O2Z2W3 =>
O2LW3 + Z + ZW2 = LW2 + O2Z2W3
Mg(ClO3)2 + H2O = HClO3 + Mg(OH)2 =>
Mg(ClO3)2 + 2 H2O = 2 HClO3 + Mg(OH)2
Na2O = Na + O2 =>
2 Na2O = 4 Na + O2
Bi2O12S3 + CaCrO4 = Bi2(CrO4)3 + CaSO4 =>
Bi2O12S3 + 3 CaCrO4 = Bi2(CrO4)3 + 3 CaSO4
H4Fe(CN)6 + Ca(HO)2 = Ca2Fe(CN)6 + H2O =>
H4Fe(CN)6 + 2 Ca(HO)2 = Ca2Fe(CN)6 + 4 H2O
Ba(NO3)2 + NH2SO3H + H2O = Ba(NH2)2 + H2SO4 + HNO4 =>
5 Ba(NO3)2 + 8 NH2SO3H + 10 H2O = 5 Ba(NH2)2 + 8 H2SO4 + 8 HNO4
AlCl3 + FePO4 = AlPO4 + FeCl3 =>
AlCl3 + FePO4 = AlPO4 + FeCl3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
I3{-} + MnO4{-} + H2O = IO3{-} + MnO2 + OH{-} =>
3 I3{-} + 16 MnO4{-} + 5 H2O = 9 IO3{-} + 16 MnO2 + 10 OH{-}
K3(Fe(CN)6) + Cr2O3 + KOH = K4(Fe(CN)6) + K2CrO4 + H2O =>
6 K3(Fe(CN)6) + Cr2O3 + 10 KOH = 6 K4(Fe(CN)6) + 2 K2CrO4 + 5 H2O
HNO3 + H3PO3 = NO + H3PO4 + H2O =>
2 HNO3 + 3 H3PO3 = 2 NO + 3 H3PO4 + H2O
Ca(s) + H2O(l) = Ca(OH)2(aq) + H2(g) =>
Ca(s) + 2 H2O(l) = Ca(OH)2(aq) + H2(g)
B + F2 = BF3 =>
2 B + 3 F2 = 2 BF3
PB(OH)2 + NaOH = Na2[PB(OH)4] =>
PB(OH)2 + 2 NaOH = Na2[PB(OH)4]
H3PO4 + MnO2 = HPO4 + Mn + H2O =>
2 H3PO4 + MnO2 = 2 HPO4 + Mn + 2 H2O
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
K3[Fe(CN)6] + H2SO4 + H2O2 = K2SO4 + Fe2(SO4)3 + N2O5 + CO2 + H2O =>
2 K3[Fe(CN)6] + 6 H2SO4 + 60 H2O2 = 3 K2SO4 + Fe2(SO4)3 + 6 N2O5 + 12 CO2 + 66 H2O
NH4 + HCl = H + NH4Cl =>
NH4 + HCl = H + NH4Cl
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
IF3 + H2O = HF + HIO2 =>
IF3 + 2 H2O = 3 HF + HIO2
Na2O = Na + O =>
Na2O = 2 Na + O
CH3CH2(CH)2CH2CH3(l) + O2(g) = CO2(g) + H2O(g) =>
CH3CH2(CH)2CH2CH3(l) + 9 O2(g) = 6 CO2(g) + 6 H2O(g)
HCl + H2NC(CH2OH)3 = ClH3NC(CH2OH)3 =>
HCl + H2NC(CH2OH)3 = ClH3NC(CH2OH)3
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Al(s) + Mn(NO3)2(aq) = Al(NO3)3(aq) + Mn(s) =>
2 Al(s) + 3 Mn(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 Mn(s)
MgCO3 + H2O = MgCO3*3H2O =>
MgCO3 + 3 H2O = MgCO3*3H2O
Rb2S + Al2O3 = Rb2O + Al2S3 =>
3 Rb2S + Al2O3 = 3 Rb2O + Al2S3
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