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3 Fe{3+} + 9 Br{-} = Fe3 + 9 Br
Fe(s) + O(g) = Fe3O4(s) =>
3 Fe(s) + 4 O(g) = Fe3O4(s)
FeCl3 + K3[Fe(Cn)6] = Fe3[Fe(Cn)6]3 + KCl =>
3 FeCl3 + 3 K3[Fe(Cn)6] = Fe3[Fe(Cn)6]3 + 9 KCl
Sn(s) + Cl2(g) = SnCl4(l) =>
Sn(s) + 2 Cl2(g) = SnCl4(l)
P + NaOH + H2O = PH3 + NaH2PO2 =>
4 P + 3 NaOH + 3 H2O = PH3 + 3 NaH2PO2
HI + Fe(OH)3 = FeI2(OH) + H2O =>
2 HI + Fe(OH)3 = FeI2(OH) + 2 H2O
KOH + CaCo3 = KCo3 + CaOH =>
KOH + CaCo3 = KCo3 + CaOH
NH4NO3 + H2O2 = NO2 + H2O =>
NH4NO3 + 3 H2O2 = 2 NO2 + 5 H2O
B(s) + F(g) = BF3 =>
B(s) + 3 F(g) = BF3
Ba + P2 = BaP =>
2 Ba + P2 = 2 BaP
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
CO2 + HO2 = C6H12O6 + O2 =>
6 CO2 + 12 HO2 = C6H12O6 + 15 O2
K3PO4 + HCl = KCl + H3PO4 =>
K3PO4 + 3 HCl = 3 KCl + H3PO4
CoCl2 + NaHO + NaClO3 = NaCl + Co2O3 + H2O =>
6 CoCl2 + 12 NaHO + NaClO3 = 13 NaCl + 3 Co2O3 + 6 H2O
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
Cu(s) + H2SO4 = CuSO4 + SO2 + H2O =>
Cu(s) + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
LiSH = H2S + Li2S =>
2 LiSH = H2S + Li2S
H2C6H6O6 + NaOH = Na2C6H6O6 + H2O =>
H2C6H6O6 + 2 NaOH = Na2C6H6O6 + 2 H2O
CaSO4 + KCl = CaCl2 + K2SO4 =>
CaSO4 + 2 KCl = CaCl2 + K2SO4
FeCl2 + Br2 = Br2Cl2 + Fe =>
FeCl2 + Br2 = Br2Cl2 + Fe
H2SO4(aq) + TiO2(s) = TiSO4 + H2O2 =>
H2SO4(aq) + TiO2(s) = TiSO4 + H2O2
NaHS + HCl = NaCl + H2S =>
NaHS + HCl = NaCl + H2S
AlCl3 + Na2SO4 = Al2(SO4)3 + NaCl =>
2 AlCl3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaCl
Sb2S3 + HNO3 = Sb2O5 + H2SO4 + NO2 + H2O =>
Sb2S3 + 28 HNO3 = Sb2O5 + 3 H2SO4 + 28 NO2 + 11 H2O
NH2(g) + O2(g) = NO(g) + H2O(g) =>
NH2(g) + O2(g) = NO(g) + H2O(g)
NaBO2 + H2O2 + H2O = NaBO3*4H2O =>
NaBO2 + H2O2 + 3 H2O = NaBO3*4H2O
KNO2 + HCl = KCl + HNO2 =>
KNO2 + HCl = KCl + HNO2
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4 + NaNO3 =>
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4 + 2 NaNO3
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Al + NaClO = Al(ClO)3 + Na =>
Al + 3 NaClO = Al(ClO)3 + 3 Na
Mg + (NH4)2HPO4 = MgHPO4 + NH4 =>
Mg + (NH4)2HPO4 = MgHPO4 + 2 NH4
Al(NO3)3 + NH3 = AlH3 + N(NO3)3 =>
Al(NO3)3 + NH3 = AlH3 + N(NO3)3
Na(ClO3) = NaCl + O2 =>
2 Na(ClO3) = 2 NaCl + 3 O2
CuSO4(aq) + Na2CO3(aq) + H2O = Cu(OH)2 + CO2 + Na2SO4 =>
CuSO4(aq) + Na2CO3(aq) + H2O = Cu(OH)2 + CO2 + Na2SO4
HCl + SO3 = ClSO3H =>
HCl + SO3 = ClSO3H
FeS2(g) + O2(g) = Fe2O3 + SO2(g) =>
4 FeS2(g) + 11 O2(g) = 2 Fe2O3 + 8 SO2(g)
Cr2O7{2-} + S + H2O = Cr2O3 + SO2 + OH{-} =>
2 Cr2O7{2-} + 3 S + 2 H2O = 2 Cr2O3 + 3 SO2 + 4 OH{-}
KIO3 + HCl = KICl2 + Cl2 + H2O =>
KIO3 + 6 HCl = KICl2 + 2 Cl2 + 3 H2O
Po + O2 = Po2O6 =>
2 Po + 3 O2 = Po2O6
P4 + O = P4O6 =>
P4 + 6 O = P4O6
NH4ReO4 + H2 = Re + H2O + NH3 =>
2 NH4ReO4 + 7 H2 = 2 Re + 8 H2O + 2 NH3
Cu + NaOH + H2O = Na2(Cu(OH)4) + H2 =>
Cu + 2 NaOH + 2 H2O = Na2(Cu(OH)4) + H2
CaSO3 + HF = H2SO3 + CaF2 =>
CaSO3 + 2 HF = H2SO3 + CaF2
MgSO4 + Sr(OH)2 = Mg(OH)2 + Sr(SO4) =>
MgSO4 + Sr(OH)2 = Mg(OH)2 + Sr(SO4)
KOH = K2O + H2O =>
2 KOH = K2O + H2O
Al2(SO4)3 + NaI = AlI3 + Na2(SO4) =>
Al2(SO4)3 + 6 NaI = 2 AlI3 + 3 Na2(SO4)
H2(C2O4) + NaOH = Na2(C2O4) + H2O =>
H2(C2O4) + 2 NaOH = Na2(C2O4) + 2 H2O
Cs2 + Cl2 = CsCl =>
Cs2 + Cl2 = 2 CsCl
CH4 + NH3 + O2 = HNC + H2O =>
2 CH4 + 2 NH3 + 3 O2 = 2 HNC + 6 H2O
SiCl4 = Si + Cl2 =>
SiCl4 = Si + 2 Cl2
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