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CaCO3 = CO2CaO
H2S(g) + H2O2(g) = H2(g) + SO2(g) =>
H2S(g) + H2O2(g) = 2 H2(g) + SO2(g)
NaOH + B2O3 = Na2B4O7 + H2O =>
2 NaOH + 2 B2O3 = Na2B4O7 + H2O
Na2SO3 + HCl = SO2(g) + H2O + NaCl =>
Na2SO3 + 2 HCl = SO2(g) + H2O + 2 NaCl
K3(Co(NO2)6) + KOH = KNO2 + Co(OH)3 =>
K3(Co(NO2)6) + 3 KOH = 6 KNO2 + Co(OH)3
KMnO4 + SO2 + H2O = K2SO4 + MnSO4 + H2SO4 =>
2 KMnO4 + 5 SO2 + 2 H2O = K2SO4 + 2 MnSO4 + 2 H2SO4
B2H6 + HMnO4 = H3BO3 + Mn + H2O =>
7 B2H6 + 12 HMnO4 = 14 H3BO3 + 12 Mn + 6 H2O
NaOH + Br2 + Bi2O3 = NaBiO3 + NaBr + H2O =>
6 NaOH + 2 Br2 + Bi2O3 = 2 NaBiO3 + 4 NaBr + 3 H2O
C6H6CH3Cl = C6H5CH3HCl =>
C6H6CH3Cl = C6H5CH3HCl
Mg + HMnO4 = H2 + MgMnO4 =>
2 Mg + 2 HMnO4 = H2 + 2 MgMnO4
C61H2 + O2 = CO2 + H2O =>
2 C61H2 + 123 O2 = 122 CO2 + 2 H2O
H2 + HN = NH3 =>
H2 + HN = NH3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
H2O + Ag + H3AsO3 = Ag{+} + AsH3 + OH{-} =>
3 H2O + 6 Ag + H3AsO3 = 6 Ag{+} + AsH3 + 6 OH{-}
CO2(g) + Ca(OH)2(aq) = CaCO3 + H2O(l) =>
CO2(g) + Ca(OH)2(aq) = CaCO3 + H2O(l)
Ge + S2 = GeS =>
2 Ge + S2 = 2 GeS
BaSO4 = Ba + SO4 =>
BaSO4 = Ba + SO4
Cu(OH)2 + BaCl2 = CuCl2 + Ba(OH)2 =>
Cu(OH)2 + BaCl2 = CuCl2 + Ba(OH)2
CuO + NH4NO3 + NH3*3H2O + KClO3 = KNO3 + [Cu(NH3)4](ClO3)2 + H2O =>
CuO + 2 NH4NO3 + 2 NH3*3H2O + 2 KClO3 = 2 KNO3 + [Cu(NH3)4](ClO3)2 + 7 H2O
H2O + Sn = H2 + SnO2 =>
2 H2O + Sn = 2 H2 + SnO2
C20H42 + O2 = C02 + H2O =>
2 C20H42 + 21 O2 = 20 C02 + 42 H2O
H2S(g) + SO2(g) = S(s) + H2O(l) =>
2 H2S(g) + SO2(g) = 3 S(s) + 2 H2O(l)
Zn + AsO3 + HCl = AsH3 + ZnCl2 + H2O =>
9 Zn + 2 AsO3 + 18 HCl = 2 AsH3 + 9 ZnCl2 + 6 H2O
Ca(s) + H2(SO4)(aq) = Ca(SO4)(s) + H2(g) =>
Ca(s) + H2(SO4)(aq) = Ca(SO4)(s) + H2(g)
CrCl3 + ClO{-} + H2O = Cr2O7{-2} + Cl{-} + H{+} =>
2 CrCl3 + 3 ClO{-} + 4 H2O = Cr2O7{-2} + 9 Cl{-} + 8 H{+}
SrCO3 + CH3COOH = (CH3COO)2Sr + H2CO3 =>
SrCO3 + 2 CH3COOH = (CH3COO)2Sr + H2CO3
Ca(aq) + HOH(aq) = Ca(OH)2(aq) + H2(aq) =>
Ca(aq) + 2 HOH(aq) = Ca(OH)2(aq) + H2(aq)
KClO3 + H2SO4 = KHSO4 + KClO4 + H2O + ClO2 =>
3 KClO3 + 2 H2SO4 = 2 KHSO4 + KClO4 + H2O + 2 ClO2
Ba(OH)2*H2O(s) + NH4SCN(s) = Ba(SCN)2(s) + H2O(l) + NH3(g) =>
Ba(OH)2*H2O(s) + 2 NH4SCN(s) = Ba(SCN)2(s) + 3 H2O(l) + 2 NH3(g)
Al2(SO4)3*18H2O + Na2CO3 = Al(OH)3 + Na2SO4 + CO2 + H2O =>
Al2(SO4)3*18H2O + 3 Na2CO3 = 2 Al(OH)3 + 3 Na2SO4 + 3 CO2 + 15 H2O
Fe3{+} + I{-} = I2 + Fe{-} =>
Fe3{+} + 4 I{-} = 2 I2 + 3 Fe{-}
NaCl(ag) + H2O(l) = NaOH(aq) + H2(g)Cl2(g) =>
2 NaCl(ag) + 2 H2O(l) = 2 NaOH(aq) + H2(g)Cl2(g)
C2H5Cl + HCl + H2SO4 = C2H3Cl3O + H2O + S =>
C2H5Cl + 2 HCl + H2SO4 = C2H3Cl3O + 3 H2O + S
Na3Po4(aq) + Ca(No3)2(aq) = Ca3(Po4)2(s) + NaNo3(aq) =>
2 Na3Po4(aq) + 3 Ca(No3)2(aq) = Ca3(Po4)2(s) + 6 NaNo3(aq)
CuSO3 + AuCl = CuCl + AuSO3 =>
CuSO3 + AuCl = CuCl + AuSO3
C4H9SH(g) + O2(g) = SO2(g) + CO2(g) + H2O(g) =>
2 C4H9SH(g) + 15 O2(g) = 2 SO2(g) + 8 CO2(g) + 10 H2O(g)
K2Cr2O7(aq) + FeSO4(aq) + H2SO4(aq) = Cr2(SO4)3(aq) + Fe2(SO4)3(aq) + K2SO4(aq) + H2O() =>
K2Cr2O7(aq) + 6 FeSO4(aq) + 7 H2SO4(aq) = Cr2(SO4)3(aq) + 3 Fe2(SO4)3(aq) + K2SO4(aq) + 7 H2O()
HCNS + KMnO4 + H2SO4 = MnSO4 + KHSO4 + HCN + H2O =>
5 HCNS + 6 KMnO4 + 7 H2SO4 = 6 MnSO4 + 6 KHSO4 + 5 HCN + 4 H2O
A + DS(aq) = AS(aq) + D =>
A + DS(aq) = AS(aq) + D
FeBr2 + Li2S = FeS + LiBr =>
FeBr2 + Li2S = FeS + 2 LiBr
OH + CaH = Ca + H2O =>
OH + CaH = Ca + H2O
CH5COOC2H5 + O2 = CO2 + H2O =>
2 CH5COOC2H5 + 11 O2 = 8 CO2 + 10 H2O
C6H5COOH + C6H5CH2OH = C6H5COOCH2C6H5 + H2O =>
C6H5COOH + C6H5CH2OH = C6H5COOCH2C6H5 + H2O
Ba + MgI2 = Ba2Mg2 + I2 =>
2 Ba + 2 MgI2 = Ba2Mg2 + 2 I2
Na2CrO4 + H2SO4 + K2SO4 = K2Cr2O7 + Na2SO4 + H2O =>
2 Na2CrO4 + H2SO4 + K2SO4 = K2Cr2O7 + 2 Na2SO4 + H2O
AlN + KOH + H2O = Al(OH)3 + KNO3 + H2 =>
AlN + KOH + 5 H2O = Al(OH)3 + KNO3 + 4 H2
K2CO4 + SrCl2 = SrCO4 + KCl =>
K2CO4 + SrCl2 = SrCO4 + 2 KCl
NH4Cl + CH3COONa = CH3COOH + NH3 + NaCl =>
NH4Cl + CH3COONa = CH3COOH + NH3 + NaCl
Fe + MgBr = FeBr + Mg =>
Fe + MgBr = FeBr + Mg
FeCl3 + KOH = Fe(OH)3 + KCl* =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl*
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