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S2 + 4 O = 2 SO2
Cu + P = Cu3P2 =>
3 Cu + 2 P = Cu3P2
K2SiO3 + CuBr2 = KBr + SiO3Cu =>
K2SiO3 + CuBr2 = 2 KBr + SiO3Cu
NaCl + Ba(C2H3O2)2 = NaC2H3O2 + BaCl2 =>
2 NaCl + Ba(C2H3O2)2 = 2 NaC2H3O2 + BaCl2
FeCl3 + (NH4)SCN = Fe(SCN)3 + (NH4)Cl =>
FeCl3 + 3(NH4)SCN = Fe(SCN)3 + 3(NH4)Cl
SrCl2 + O2 = Sr(ClO)2 =>
SrCl2 + O2 = Sr(ClO)2
(NH4)3PO4 + Mg(NO3)2 = Mg3(PO4)2 + NH4NO3 =>
2(NH4)3PO4 + 3 Mg(NO3)2 = Mg3(PO4)2 + 6 NH4NO3
Ag + CO2 = Ag2C2O4 =>
2 Ag + 2 CO2 = Ag2C2O4
C2H4 + O = CO2 + H2O =>
C2H4 + 6 O = 2 CO2 + 2 H2O
Fe + NHO3 = Fe(NO3)3 + H2 =>
2 Fe + 6 NHO3 = 2 Fe(NO3)3 + 3 H2
KClO4 + S = SO3 + KCl =>
3 KClO4 + 4 S = 4 SO3 + 3 KCl
C5H10(l) + O2(g) = CO(g) + H2O(g) =>
C5H10(l) + 5 O2(g) = 5 CO(g) + 5 H2O(g)
Ca + Fe = CaFe2 =>
Ca + 2 Fe = CaFe2
FeO(s) + H2(g) = Fe(l) + H2O(g) =>
FeO(s) + H2(g) = Fe(l) + H2O(g)
Mg(NO3)2 + Ga2(SO4)3 = MgSO4 + Ga(NO3)3 =>
3 Mg(NO3)2 + Ga2(SO4)3 = 3 MgSO4 + 2 Ga(NO3)3
H2O + C = H2 + CO =>
H2O + C = H2 + CO
CH4 + CI2 = CI4 + HCI =>
CH4 + 4 CI2 = CI4 + 4 HCI
KOH(aq) + BaCl2(aq) = Ba(OH)2(aq) + KCl(s) =>
2 KOH(aq) + BaCl2(aq) = Ba(OH)2(aq) + 2 KCl(s)
F2O + NaOH = NaF + O2 + H2O =>
F2O + 2 NaOH = 2 NaF + O2 + H2O
H2S + PbCl2 = PbS + HCl =>
H2S + PbCl2 = PbS + 2 HCl
Ca + K2O = K2 + CaO =>
Ca + K2O = K2 + CaO
C8H9NO + O2 = CO2 + H2O + N =>
4 C8H9NO + 39 O2 = 32 CO2 + 18 H2O + 4 N
NO3{-} + As2S3 + H2O = AsO4{-3} + NO + SO4{-2} + H{+} =>
28 NO3{-} + 3 As2S3 + 4 H2O = 6 AsO4{-3} + 28 NO + 9 SO4{-2} + 8 H{+}
NaCl(aq) + KOH(aq) = KCl(aq) + NaOH(aq) =>
NaCl(aq) + KOH(aq) = KCl(aq) + NaOH(aq)
FeS2 + O = Fe2O3 + SO2 =>
2 FeS2 + 11 O = Fe2O3 + 4 SO2
C2H4O2 + C6H14O = C7H14O2 + H2O =>
6 C2H4O2 + 5 C6H14O = 6 C7H14O2 + 5 H2O
Al2O3 + Cl = AlCl3 + O =>
Al2O3 + 6 Cl = 2 AlCl3 + 3 O
Zn(CIO3)2 = Zn2 + CIO3 =>
2 Zn(CIO3)2 = Zn2 + 4 CIO3
(CH3COO)2Ca = CaCO3 + (CH3)2CO =>
(CH3COO)2Ca = CaCO3 + (CH3)2CO
CoCl2 + K2CrO4 = CoCrO4 + KCl =>
CoCl2 + K2CrO4 = CoCrO4 + 2 KCl
Al(s) + Fe2O3(aq) = Al2O3(aq) + Fe(s) =>
2 Al(s) + Fe2O3(aq) = Al2O3(aq) + 2 Fe(s)
Na + MgCl2 = Mg2 + NaCl =>
4 Na + 2 MgCl2 = Mg2 + 4 NaCl
CO2(g) + H20(l) = C6H12O6 + O2 =>
30 CO2(g) + 3 H20(l) = 5 C6H12O6 + 15 O2
H + IO = HIO =>
H + IO = HIO
K2SnO2 + Br2 + KOH = K2SnO3 + KBr + H2O =>
K2SnO2 + Br2 + 2 KOH = K2SnO3 + 2 KBr + H2O
FeSO3 + HCl = FeCl2 + H2SO3 =>
FeSO3 + 2 HCl = FeCl2 + H2SO3
NH4Br + H2SO4 + KMnO4 = Br2 + MnSO4 + H2O + K2SO4 + (NH4)2SO4 =>
10 NH4Br + 8 H2SO4 + 2 KMnO4 = 5 Br2 + 2 MnSO4 + 8 H2O + K2SO4 + 5(NH4)2SO4
NaCl + BaCl2 = NaBa + Cl =>
NaCl + BaCl2 = NaBa + 3 Cl
Na2O + Cl = NaCl + O =>
Na2O + 2 Cl = 2 NaCl + O
W + Si = WSi2 =>
W + 2 Si = WSi2
H + Al = HAl =>
H + Al = HAl
NH3 + H3O = NH4 + OH =>
2 NH3 + H3O = 2 NH4 + OH
K2MnO4 + H2SO4 = KMnO4 + MnO2 + K2SO4 + H2O =>
3 K2MnO4 + 2 H2SO4 = 2 KMnO4 + MnO2 + 2 K2SO4 + 2 H2O
AgNO3(aq) + NaOH(aq) = NaNO3(aq) + H2O(l)Ag2O =>
2 AgNO3(aq) + 2 NaOH(aq) = 2 NaNO3(aq) + H2O(l)Ag2O
P + FeO = P4O10 + Fe =>
4 P + 10 FeO = P4O10 + 10 Fe
K2S + Zn = ZnS + K =>
K2S + Zn = ZnS + 2 K
CH3CH2CH2OH + Cr2O7{-2} + H{+} = CH3CH2COOH + Cr{3+} + H2O =>
3 CH3CH2CH2OH + 2 Cr2O7{-2} + 16 H{+} = 3 CH3CH2COOH + 4 Cr{3+} + 11 H2O
CoCl2 + Na2C2O4 = CoC2O4 + NaCl =>
CoCl2 + Na2C2O4 = CoC2O4 + 2 NaCl
PbO2 + Pb + H2SO4 = PbSO4 + H2O =>
PbO2 + Pb + 2 H2SO4 = 2 PbSO4 + 2 H2O
F2 + NH3 = N2F4 + HF =>
5 F2 + 2 NH3 = N2F4 + 6 HF
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