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2 NH4Br + H2SO3 = (NH4)2SO3 + 2 HBr
MnSO4 + H2O2 + NH4OH = H2MnO3 + (NH4)2SO4 + H2 =>
2 MnSO4 + H2O2 + 4 NH4OH = 2 H2MnO3 + 2(NH4)2SO4 + H2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Co2 + SO2 = Co2SO2 =>
Co2 + SO2 = Co2SO2
Li2O + SO2 = Li2(SO3) =>
Li2O + SO2 = Li2(SO3)
I2 + KBrO4 + H2O = HIO3 + KBr =>
4 I2 + 5 KBrO4 + 4 H2O = 8 HIO3 + 5 KBr
HNO3 + MgCl2 = Mg(NO3)2 + HCl =>
2 HNO3 + MgCl2 = Mg(NO3)2 + 2 HCl
K2Zn3[Fe(CN)6]2 + NaOH = Zn(OH)2 + K2Na6[Fe(CN)6]2 =>
K2Zn3[Fe(CN)6]2 + 6 NaOH = 3 Zn(OH)2 + K2Na6[Fe(CN)6]2
CuSO4 + C6H8O7 = C12H10Cu3O14 + H2SO4 =>
3 CuSO4 + 2 C6H8O7 = C12H10Cu3O14 + 3 H2SO4
R + H2SO4 = RSO4 + H2 =>
R + H2SO4 = RSO4 + H2
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
Ca + P = CaP =>
Ca + P = CaP
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
HCHO + H2O = HCOOH + H2 =>
HCHO + H2O = HCOOH + H2
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Na2O(s) + HCl(aq) = NaCl(aq) + H2O(l) =>
Na2O(s) + 2 HCl(aq) = 2 NaCl(aq) + H2O(l)
HCH3COO + Zn = ZnCH3COO + H2 =>
2 HCH3COO + 2 Zn = 2 ZnCH3COO + H2
CO2 + H2O = C6H12O6 + CO6 =>
9 CO2 + 6 H2O = C6H12O6 + 3 CO6
(NH4)2SO4 + Ba(CH3CO2)2 = NH4CH3CO2 + BaSO4 =>
(NH4)2SO4 + Ba(CH3CO2)2 = 2 NH4CH3CO2 + BaSO4
NO2(C6H4)NH2 + NaOH = NO2(C6H4)NH2Na + OH =>
NO2(C6H4)NH2 + NaOH = NO2(C6H4)NH2Na + OH
K2Zn3[Fe(CN)6]2 + NaOH = Zn(OH)2 + K2Na6[Fe(CN)6]2 =>
K2Zn3[Fe(CN)6]2 + 6 NaOH = 3 Zn(OH)2 + K2Na6[Fe(CN)6]2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
KNO3 = KNO2 + O32 =>
32 KNO3 = 32 KNO2 + O32
H2Cr2O7 + KOH = H2O + K2Cr2O7 =>
H2Cr2O7 + 2 KOH = 2 H2O + K2Cr2O7
Fe3I8 = FeI3 + FeI2 =>
Fe3I8 = 2 FeI3 + FeI2
H2O + C4H10O = C2H5OH =>
H2O + C4H10O = 2 C2H5OH
CH2OH9CHOHCH2OH + O2 = CO2 + H2O =>
2 CH2OH9CHOHCH2OH + 11 O2 = 6 CO2 + 16 H2O
H + N4 = HN4 =>
H + N4 = HN4
Na2(SO3) + KCl = NaCl + K2(SO3) =>
Na2(SO3) + 2 KCl = 2 NaCl + K2(SO3)
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Sr2CO3 + Na3PO4 = Sr3PO4 + Na2CO3 =>
3 Sr2CO3 + 2 Na3PO4 = 2 Sr3PO4 + 3 Na2CO3
H2C3H2O4 + NaOH = H2O + Na2C3H2O4 =>
H2C3H2O4 + 2 NaOH = 2 H2O + Na2C3H2O4
KMnO4 = MnO2 + K + O2 =>
KMnO4 = MnO2 + K + O2
SeO3 + HCl = Cl2 + H2O + Se =>
SeO3 + 6 HCl = 3 Cl2 + 3 H2O + Se
BaO + Li = LiO + Ba =>
BaO + Li = LiO + Ba
Na2SO4 + H2O = NaOH + H2SO4 =>
Na2SO4 + 2 H2O = 2 NaOH + H2SO4
BaO + Cl = BaCl2 + O2 =>
2 BaO + 4 Cl = 2 BaCl2 + O2
Zn4Cu + HCl = H2 + ZnCl2 + Cu2 =>
2 Zn4Cu + 16 HCl = 8 H2 + 8 ZnCl2 + Cu2
(NH4)2SO4(aq) + NaI(aq) = NH4I(aq) + Na2SO4(aq) =>
(NH4)2SO4(aq) + 2 NaI(aq) = 2 NH4I(aq) + Na2SO4(aq)
NH2C2OOH + O2 = CO2 + N2 + H2O =>
4 NH2C2OOH + 7 O2 = 8 CO2 + 2 N2 + 6 H2O
ZnS(s) + O2(g) = ZnO(s) + SO2 =>
2 ZnS(s) + 3 O2(g) = 2 ZnO(s) + 2 SO2
(N2H4)(g) + (N2O4)(g) = (N2)(g) + (H2O)(g) =>
2(N2H4)(g) + (N2O4)(g) = 3(N2)(g) + 4(H2O)(g)
Co + HNO3 = Co(NO3)2 + H2O + N2 =>
5 Co + 12 HNO3 = 5 Co(NO3)2 + 6 H2O + N2
SiH + O2 = SiO + H2O =>
4 SiH + 3 O2 = 4 SiO + 2 H2O
CrO3 + HCl = CrO2Cl2 + HOH =>
CrO3 + 2 HCl = CrO2Cl2 + HOH
MnO4{-} + H{+} + e = MnO2 + H2O =>
MnO4{-} + 4 H{+} + 3e = MnO2 + 2 H2O
OH{-} + I2 + Cl2 = IO3{-} + Cl{-} + H2O =>
12 OH{-} + I2 + 5 Cl2 = 2 IO3{-} + 10 Cl{-} + 6 H2O
K2CO3 + NaC2H3O2 = KC2H3O2 + Na2CO3 =>
K2CO3 + 2 NaC2H3O2 = 2 KC2H3O2 + Na2CO3
(NH4)2SO4(aq) + NaI(aq) = NH4I(aq) + Na2SO4(aq) =>
(NH4)2SO4(aq) + 2 NaI(aq) = 2 NH4I(aq) + Na2SO4(aq)
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