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4 Mg + O2 = 2 Mg2O
KMnO4 + H2SO4 = Mn2O7 + H2O + KHSO4 =>
2 KMnO4 + 2 H2SO4 = Mn2O7 + H2O + 2 KHSO4
I2 + Na2SO3 + H2SO4 = S + NaIO3 + H2O =>
I2 + Na2SO3 + H2SO4 = 2 S + 2 NaIO3 + H2O
K2CrO4 + Ba(NO3)2 = KNO3 + BaCrO4 =>
K2CrO4 + Ba(NO3)2 = 2 KNO3 + BaCrO4
Zn + HCl + NaNO3 = ZnCl2 + NH4NO3 + NaCl + H2O =>
4 Zn + 10 HCl + 2 NaNO3 = 4 ZnCl2 + NH4NO3 + 2 NaCl + 3 H2O
KMnO4 + HCl = KCl + Cl2 + MnCl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 5 Cl2 + 2 MnCl2 + 8 H2O
CuSO4 = CuO + SO3 =>
CuSO4 = CuO + SO3
C31H64 + O2 = C2O + H2O =>
4 C31H64 + 95 O2 = 62 C2O + 128 H2O
Mg2 + HNO3 = MgNO3 + H =>
Mg2 + 2 HNO3 = 2 MgNO3 + 2 H
C2H4 + KMnO4 + H2O = C2H6O2 + MnO2 + KOH =>
3 C2H4 + 2 KMnO4 + 4 H2O = 3 C2H6O2 + 2 MnO2 + 2 KOH
Ca3P2 + HNO3 = Ca(NO3)2 + NO + H3PO4 + H2O =>
3 Ca3P2 + 34 HNO3 = 9 Ca(NO3)2 + 16 NO + 6 H3PO4 + 8 H2O
HBr(aq) + LiOH(s) = H2O(l) + LiBr(aq) =>
HBr(aq) + LiOH(s) = H2O(l) + LiBr(aq)
CH3COOK + H2O = CH3COOH + KOH =>
CH3COOK + H2O = CH3COOH + KOH
H4P2O7 + KOH = K3HP2O7 + H2O =>
H4P2O7 + 3 KOH = K3HP2O7 + 3 H2O
N2H4 + H2O = NH3 + O2 =>
2 N2H4 + 2 H2O = 4 NH3 + O2
CaClO4 = Ca + ClO4 =>
CaClO4 = Ca + ClO4
Ni + HNO2 = Ni(NO2)2 + H2 =>
Ni + 2 HNO2 = Ni(NO2)2 + H2
P2O5 + NH4OH = (NH4)2HPO4 + H2O =>
P2O5 + 4 NH4OH = 2(NH4)2HPO4 + H2O
Co(NO3)2 + Ca3(PO4)2 = Co3(PO4)2 + Ca(NO3)2 =>
3 Co(NO3)2 + Ca3(PO4)2 = Co3(PO4)2 + 3 Ca(NO3)2
(NH4)2SO4 + H2SO4 = (NH4)HSO4 =>
(NH4)2SO4 + H2SO4 = 2(NH4)HSO4
F + NaOH = NaF + O2 + H2O =>
4 F + 4 NaOH = 4 NaF + O2 + 2 H2O
CO(NH2)2 + OBr{-} = CO3{-2} + H2 + N2 + Br =>
CO(NH2)2 + 2 OBr{-} = CO3{-2} + 2 H2 + N2 + 2 Br
NH4OH + O2 = N2O + H2O =>
2 NH4OH + 2 O2 = N2O + 5 H2O
Cu(NO3)2(aq) + KI(aq) = CuI(s) + I2(aq) + KNO3(aq) =>
2 Cu(NO3)2(aq) + 4 KI(aq) = 2 CuI(s) + I2(aq) + 4 KNO3(aq)
Ca(OH)2 + H2SiO3 = Ca(SiO3) + H2O =>
Ca(OH)2 + H2SiO3 = Ca(SiO3) + 2 H2O
Fe(NH4)2(SO4)2*6H2O + H2C2O4*2H2O = FeC2O4*H2O + (NH4)2SO4 + H2SO4 + H2O =>
Fe(NH4)2(SO4)2*6H2O + H2C2O4*2H2O = FeC2O4*H2O + (NH4)2SO4 + H2SO4 + 7 H2O
ClO2 + NaOH = NaCl + NaClO4 + H2O =>
8 ClO2 + 8 NaOH = 3 NaCl + 5 NaClO4 + 4 H2O
Mg + H2O = MgO + H2 =>
Mg + H2O = MgO + H2
S + Ce2 = SCe2 =>
S + Ce2 = SCe2
AgNO3 + NaBH4 = AgBH4 + NaNO3 =>
AgNO3 + NaBH4 = AgBH4 + NaNO3
Sb2S3 + HNO3 = H3SbO4 + SO2 + NO2 + H2O =>
Sb2S3 + 22 HNO3 = 2 H3SbO4 + 3 SO2 + 22 NO2 + 8 H2O
Sr + H2SO4 = SrSO4 + H2S + H2O =>
4 Sr + 5 H2SO4 = 4 SrSO4 + H2S + 4 H2O
CO2(g) + H2O(g) = C6H12O6 + O2(g) =>
6 CO2(g) + 6 H2O(g) = C6H12O6 + 6 O2(g)
NH3 + O3 = N2 + H2O =>
2 NH3 + O3 = N2 + 3 H2O
FeO + S = FeS + O2 =>
2 FeO + 2 S = 2 FeS + O2
ZnCO3 + HCl = ZnCl2 + H2CO3 =>
ZnCO3 + 2 HCl = ZnCl2 + H2CO3
Cu + NH4OH = Cu(OH)2 + NH4 =>
Cu + 2 NH4OH = Cu(OH)2 + 2 NH4
Al(s) + S(s) = Al2S3(s) =>
2 Al(s) + 3 S(s) = Al2S3(s)
P4H10(s) + H2O(l) = H3PO4(l) + H2(g) =>
P4H10(s) + 16 H2O(l) = 4 H3PO4(l) + 15 H2(g)
Ca5(PO4)3F + H2SO4 + H2O = H3PO4 + CaSO4*H2O + HF =>
Ca5(PO4)3F + 5 H2SO4 + 5 H2O = 3 H3PO4 + 5 CaSO4*H2O + HF
Na2Co3(aq) + SrCl2(aq) = SrCo3(s) + NaCl(aq) =>
Na2Co3(aq) + SrCl2(aq) = SrCo3(s) + 2 NaCl(aq)
Fe(NO3)2 + Ba(OH)2 = Fe(OH)2 + Ba(NO3)2 =>
Fe(NO3)2 + Ba(OH)2 = Fe(OH)2 + Ba(NO3)2
Fe + CuCl2 = FeCl3 + Cu =>
2 Fe + 3 CuCl2 = 2 FeCl3 + 3 Cu
OH{-} + Fe(OH)3 + ClO{-} = FeO42{-} + Cl{-} + H2O =>
OH{-} + Fe(OH)3 + 40 ClO{-} = FeO42{-} + 40 Cl{-} + 2 H2O
KAl(SO4)2 + NaOH = KAl(OH)4 + Na2SO4 =>
KAl(SO4)2 + 4 NaOH = KAl(OH)4 + 2 Na2SO4
(NH4)3PO4 + H2O = H3PO4 + (NH4)2O =>
2(NH4)3PO4 + 3 H2O = 2 H3PO4 + 3(NH4)2O
CH3COOH + NaOH(aq) = CH3COONa(aq) + H2O(l) =>
CH3COOH + NaOH(aq) = CH3COONa(aq) + H2O(l)
HBr = H2 + Br =>
2 HBr = H2 + 2 Br
CH3COOH + HNO3 = CH3COO + H2O + NO =>
3 CH3COOH + HNO3 = 3 CH3COO + 2 H2O + NO
Zn + HOH = Zn(OH) + H2 =>
2 Zn + 2 HOH = 2 Zn(OH) + H2
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