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2 ZnS + 3 O2 = 2 ZnO + 2(SO2)
CH3CONH2 + Br2 + NaOH = CH3NH2 + Na2CO3 + NaBr + H2O =>
CH3CONH2 + Br2 + 4 NaOH = CH3NH2 + Na2CO3 + 2 NaBr + 2 H2O
CaO2 + H2O = Ca(OH)2 + O2 =>
2 CaO2 + 2 H2O = 2 Ca(OH)2 + O2
Pb + ZnBr2 = Pb2Br + Zn2 =>
8 Pb + 2 ZnBr2 = 4 Pb2Br + Zn2
NaS + CuCl = NaCl + CuS =>
NaS + CuCl = NaCl + CuS
Mn2O7 + CaO = Ca(MnO4)2 =>
Mn2O7 + CaO = Ca(MnO4)2
Li + HCl = LiCl2 + H2 =>
Li + 2 HCl = LiCl2 + H2
Ac3 + O2 = Ac2O3 =>
4 Ac3 + 9 O2 = 6 Ac2O3
PbO2 + NaOH + Cr2O3 = Na2PbO2 + Na2CrO4 + H2O =>
3 PbO2 + 10 NaOH + Cr2O3 = 3 Na2PbO2 + 2 Na2CrO4 + 5 H2O
SO4{2-} + C6H12O6 = H2S + C2H3O2{-} + H2CO3 =>
SO4{2-} + C6H12O6 = H2S + 2 C2H3O2{-} + 2 H2CO3
P + O2 = P2O3(s) =>
4 P + 3 O2 = 2 P2O3(s)
N2O4(l) + (CH3)2N2H2(g) = CO2(g) + N2(g) + H2O(l) =>
2 N2O4(l) + (CH3)2N2H2(g) = 2 CO2(g) + 3 N2(g) + 4 H2O(l)
HgSO4 + NaCl = Hg2Cl2 + Na2SO4 + Cl =>
2 HgSO4 + 4 NaCl = Hg2Cl2 + 2 Na2SO4 + 2 Cl
PO + H = P + H2O =>
PO + 2 H = P + H2O
KCIO4 = KCI(s) + O2(g) =>
KCIO4 = KCI(s) + 2 O2(g)
Ca3(PO4)2 + Al = Ca3P2 + Al2O3 =>
3 Ca3(PO4)2 + 16 Al = 3 Ca3P2 + 8 Al2O3
NaH2C3H5O(COOH)3 + FeSO4 + H2O = Fe(C3H5O(COO)3)2 + H3O + Na2SO4 =>
2 NaH2C3H5O(COOH)3 + FeSO4 + 10 H2O = Fe(C3H5O(COO)3)2 + 10 H3O + Na2SO4
CoI2 + AgC2H3O2 = Co(C2H3O2)2 + AgI =>
CoI2 + 2 AgC2H3O2 = Co(C2H3O2)2 + 2 AgI
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
N2O + H2 = NH3 + H2O =>
N2O + 4 H2 = 2 NH3 + H2O
Al(NO3)3 + NH4(OH) = Al(OH)3 + NH4(NO3) =>
Al(NO3)3 + 3 NH4(OH) = Al(OH)3 + 3 NH4(NO3)
C4H3O6{-} + O2 + H{+} = CO2 + H2O =>
C4H3O6{-} + 2 O2 + H{+} = 4 CO2 + 2 H2O
NH4ClO4 + Mg = MgCl2 + N2 + H2O + O2 =>
2 NH4ClO4 + Mg = MgCl2 + N2 + 4 H2O + 2 O2
Fe2 + F2 = FeF1 =>
Fe2 + F2 = 2 FeF1
Hg(NO3)2(s) = HgO(s) + NO2(g) + O2(g) =>
2 Hg(NO3)2(s) = 2 HgO(s) + 4 NO2(g) + O2(g)
NaOH + Cl2O = NaCl + HO + O2 =>
4 NaOH + 2 Cl2O = 4 NaCl + 4 HO + O2
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq) =>
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq)
NH4I(aq) + KOH(aq) = KI + H2O + NH3 =>
NH4I(aq) + KOH(aq) = KI + H2O + NH3
[Ag(NH3)2]OH + CH3CO2H = CH3COO + Ag + NH3 + H2O =>
[Ag(NH3)2]OH + CH3CO2H = CH3COO + Ag + 2 NH3 + H2O
CH3CH2CH2OH + CH3COOH = CH3CH2CH2COOCH3 + H2O =>
CH3CH2CH2OH + CH3COOH = CH3CH2CH2COOCH3 + H2O
C2H6 + HNO3 = C5H12 + NO2 + H2O =>
5 C2H6 + 6 HNO3 = 2 C5H12 + 6 NO2 + 6 H2O
Cu(CIO3)2 + CaS = CuS + Ca(CIO3)2 =>
Cu(CIO3)2 + CaS = CuS + Ca(CIO3)2
K2CO3(aq) + CuSO4(aq) = K2SO4(aq) + CuCO3(s) =>
K2CO3(aq) + CuSO4(aq) = K2SO4(aq) + CuCO3(s)
Cu2C2 + HNO3 = Cu(NO3)2 + CO2 + H2O + NO2 =>
Cu2C2 + 16 HNO3 = 2 Cu(NO3)2 + 2 CO2 + 8 H2O + 12 NO2
Ag + HCI = AgHCI =>
Ag + HCI = AgHCI
V + H2SO4 = V(SO4)2 + H2 =>
V + 2 H2SO4 = V(SO4)2 + 2 H2
Al2(SO4)3 + Na2S + S = Al2S3 + Na2(SO4)3 =>
Al2(SO4)3 + Na2S + 2 S = Al2S3 + Na2(SO4)3
N2 + LiH = Li3N + NH3 =>
N2 + 3 LiH = Li3N + NH3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C3H6O3 + C2H4O3 = C5H8O6 + H2O =>
C3H6O3 + 6 C2H4O3 = 3 C5H8O6 + 3 H2O
Cu2 + SO4 = Cu2SO4 =>
Cu2 + SO4 = Cu2SO4
Zn + CaO = ZnO + Ca =>
Zn + CaO = ZnO + Ca
C6H5OH + NaOH = C6H5OOH + NaH =>
C6H5OH + NaOH = C6H5OOH + NaH
Li2O + H2O = H2O2 + Li =>
Li2O + H2O = H2O2 + 2 Li
NaO3 + H2 = NaO2 + H2O =>
NaO3 + H2 = NaO2 + H2O
Sn{-} + Fe{3+} = Sn + Fe =>
3 Sn{-} + Fe{3+} = 3 Sn + Fe
NH3(g) + NO2(g) = N2(g) + H2O =>
8 NH3(g) + 6 NO2(g) = 7 N2(g) + 12 H2O
C6H2O3 + H2O = C6H4O4 =>
C6H2O3 + H2O = C6H4O4
Al2 + Br3 = AlBr =>
3 Al2 + 2 Br3 = 6 AlBr
NH4NO3*CaCO3MgCO3 = H2O + N2 + O2 + CaCO3 + MgCO3 =>
2 NH4NO3*CaCO3MgCO3 = 4 H2O + 2 N2 + O2 + 2 CaCO3 + 2 MgCO3
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