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P4 + 5 O2 = 2 P2O5
Fe{3+} + Fe(CN)6{4-} = Fe4[Fe(CN)6]3 =>
4 Fe{3+} + 3 Fe(CN)6{4-} = Fe4[Fe(CN)6]3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Fe(s) + HCl(ac) = FeCl3 + H2 =>
2 Fe(s) + 6 HCl(ac) = 2 FeCl3 + 3 H2
H2 + (OH)3 = H2O =>
3 H2 + 2(OH)3 = 6 H2O
NaHCO3(ac) + HCl(ac) = NaCl(ac) + CO2(g) + H2O =>
NaHCO3(ac) + HCl(ac) = NaCl(ac) + CO2(g) + H2O
(COOH)2 + Ca(OH)2 = (COO)2Ca + H2O =>
(COOH)2 + Ca(OH)2 = (COO)2Ca + 2 H2O
Cu(OH)2 + KClO + KOH = KCuO2 + KCl + HOH =>
2 Cu(OH)2 + KClO + 2 KOH = 2 KCuO2 + KCl + 3 HOH
AlN + HBr = AlBr + HN =>
AlN + HBr = AlBr + HN
Cr(s) + Na{+}(aq) = Cr{+}(aq) + Na(s) =>
Cr(s) + Na{+}(aq) = Cr{+}(aq) + Na(s)
OCl{-} + S2O3{2-} + OH{-} = SO4{2-} + Cl{-} + H2O =>
4 OCl{-} + S2O3{2-} + 2 OH{-} = 2 SO4{2-} + 4 Cl{-} + H2O
Cu2O + MgBr2 = MgO + Cu2Br2 =>
Cu2O + MgBr2 = MgO + Cu2Br2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Na2CrO4 + H2S + H2O = Cr(OH)3 + S + NaOH =>
2 Na2CrO4 + 3 H2S + 2 H2O = 2 Cr(OH)3 + 3 S + 4 NaOH
Cu + Zn(NO3)2 = Cu(NO3)2 + Zn =>
Cu + Zn(NO3)2 = Cu(NO3)2 + Zn
C3H8O + C5H10O2 = C6H12O2 + H2O =>
C3H8O + 3 C5H10O2 = 3 C6H12O2 + H2O
CuBr2 + AlCl3 = CuCl2 + AlBr3 =>
3 CuBr2 + 2 AlCl3 = 3 CuCl2 + 2 AlBr3
CsCl + Ag2SO4 = Cs2SO4 + AgCl =>
2 CsCl + Ag2SO4 = Cs2SO4 + 2 AgCl
Ba(OH)2 + NaI = BaI2 + NaOH =>
Ba(OH)2 + 2 NaI = BaI2 + 2 NaOH
KClO2 + HI = KCl + I2 + H2O =>
KClO2 + 4 HI = KCl + 2 I2 + 2 H2O
Li2Cr2O7 + HCl = H2O + Cl2 + LiCl + CrCl3 =>
Li2Cr2O7 + 14 HCl = 7 H2O + 3 Cl2 + 2 LiCl + 2 CrCl3
NO2 + H3N = H2O + N2O =>
8 NO2 + 6 H3N = 9 H2O + 7 N2O
Zn(OH)2 + NH4OH = [Zn(NH3)4](OH)2 + H2O =>
Zn(OH)2 + 4 NH4OH = [Zn(NH3)4](OH)2 + 4 H2O
Cd{2+} + OH{-} = Cd(OH)2 =>
Cd{2+} + 2 OH{-} = Cd(OH)2
FeCl2 + H2S = FeS + HCl =>
FeCl2 + H2S = FeS + 2 HCl
BaF2 + LiBr = BaBr2 + LiF =>
BaF2 + 2 LiBr = BaBr2 + 2 LiF
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Sr(OH)2 + H3O = Sr + H2O =>
Sr(OH)2 + 2 H3O = Sr + 4 H2O
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C2H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g)
Na2CrO4 + FeCl3 = NaCl + Fe2(CrO4)3 =>
3 Na2CrO4 + 2 FeCl3 = 6 NaCl + Fe2(CrO4)3
C2H4Cl2 + KOH = KCl + H2O + C2H2 =>
C2H4Cl2 + 2 KOH = 2 KCl + 2 H2O + C2H2
C + H2O = CO + H2 =>
C + H2O = CO + H2
CH3MgBr + CdBr2 = (CH3)2Cd + MgBr2 =>
2 CH3MgBr + CdBr2 = (CH3)2Cd + 2 MgBr2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Fe + Hg(NO3) = Fe(NO3)2 + Hg =>
Fe + 2 Hg(NO3) = Fe(NO3)2 + 2 Hg
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Fe + HI = FeI3 + H2 =>
2 Fe + 6 HI = 2 FeI3 + 3 H2
H(NO)3 + KOH = K(NO)3 + H2O =>
H(NO)3 + KOH = K(NO)3 + H2O
V2O5 + HCl = VO2{+} + Cl{-} + H2O =>
V2O5 + 2 HCl = 2 VO2{+} + 2 Cl{-} + H2O
V(SO4)2 + O2 + H2O = VO2SO4 + H2SO4 =>
2 V(SO4)2 + O2 + 2 H2O = 2 VO2SO4 + 2 H2SO4
P4 + Cl = PCl3 =>
P4 + 12 Cl = 4 PCl3
CH3(CH22)CH3 + O2 = CO2 + H2O =>
CH3(CH22)CH3 + 10 O2 = 3 CO2 + 14 H2O
AsO4{-3} + AgNO3 = Ag3AsO4 + NO3{-} =>
AsO4{-3} + 3 AgNO3 = Ag3AsO4 + 3 NO3{-}
AgNO3 + KIO3 = AgO3 + KI(NO3) =>
AgNO3 + KIO3 = AgO3 + KI(NO3)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ca(C2H3O2)2H2O + K2CO3 = CaCO3 + KC2H3O2 + H2O =>
Ca(C2H3O2)2H2O + K2CO3 = CaCO3 + 2 KC2H3O2 + H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
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