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4 HCl + 2 KNO3 = 2 KCl + 2 NO2 + Cl2 + 2 H2O
Na2S + Bi(NO3)3 = Bi2S3 + Na + NO3 =>
3 Na2S + 2 Bi(NO3)3 = Bi2S3 + 6 Na + 6 NO3
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
Fe(ii) + S8 = FeS =>
8 Fe(ii) + S8 = 8 FeS
NaClO3(catalyst) = NaCl + O2 =>
2 NaClO3(catalyst) = 2 NaCl + 3 O2
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
(S2O3)2{-} + I2 = (S4O6)2{-} + I{-} =>
4(S2O3)2{-} + I2 = 2(S4O6)2{-} + 2 I{-}
BaI2 + H2O = Ba(OH)2 + HI =>
BaI2 + 2 H2O = Ba(OH)2 + 2 HI
KClH2S = KSH2Cl =>
KClH2S = KSH2Cl
Mg + AgNO3 = Ag + Mg(NO3)2 =>
Mg + 2 AgNO3 = 2 Ag + Mg(NO3)2
C3H6O + Cu + H2SO4 = C3H8O + CuSO4 =>
C3H6O + Cu + H2SO4 = C3H8O + CuSO4
K2Cr2O7 + HCl = CrCl3 + Cl2 + KOH + H2O =>
K2Cr2O7 + 12 HCl = 2 CrCl3 + 3 Cl2 + 2 KOH + 5 H2O
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
Br2 + Kl = Br2Kl2 =>
Br2 + 2 Kl = Br2Kl2
Cr(oh)3 + KOH + Cl2 = KCl + K2CrO4 + H2O =>
Cr(oh)3 + 24 KOH + 9 Cl2 = 18 KCl + 3 K2CrO4 + 12 H2O
Li3N + HOH = NH3 + LiOH =>
Li3N + 3 HOH = NH3 + 3 LiOH
Pb(CH3COO)2 + NaOH = Pb(OH)2 + Na(CH3COO) =>
Pb(CH3COO)2 + 2 NaOH = Pb(OH)2 + 2 Na(CH3COO)
Cr(oh)3 + KOH + Cl2 = KCl + K2CrO4 + H2O =>
Cr(oh)3 + 24 KOH + 9 Cl2 = 18 KCl + 3 K2CrO4 + 12 H2O
HCl(aq) + Hg2(NO3)2(aq) = HNO3 + HgCl =>
2 HCl(aq) + Hg2(NO3)2(aq) = 2 HNO3 + 2 HgCl
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Me4N + Br5 = Me4NBr5 =>
Me4N + Br5 = Me4NBr5
Ba + Fe(NO3)2 = Ba(NO3)2 + Fe =>
Ba + Fe(NO3)2 = Ba(NO3)2 + Fe
(NH4)2SO4 + C4H6BaO4 = C2H3O2NH4 + BaSO4 =>
(NH4)2SO4 + C4H6BaO4 = 2 C2H3O2NH4 + BaSO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
Al2(SO4)3 + Ba(OH)2 = Ba(SO4)3 + Al(OH) =>
Al2(SO4)3 + Ba(OH)2 = Ba(SO4)3 + 2 Al(OH)
Ag{+} + S2O3{2-} = Ag(S2O3)2{3-} =>
Ag{+} + 2 S2O3{2-} = Ag(S2O3)2{3-}
C1H4 + Cl = C + HCl =>
C1H4 + 4 Cl = C + 4 HCl
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
C2H6O + H2O = C2H4O2 + H2 =>
C2H6O + H2O = C2H4O2 + 2 H2
HCNO + OH = CNO + H2O =>
HCNO + OH = CNO + H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Sodiumiodide + bromine = sodiumbromide + iodine =>
2 NaI + Br2 = 2 NaBr + I2
Fe + CuCl2 = FeCl2 + Cu = =>
Fe + CuCl2 = FeCl2 + Cu
La + H2O = La(OH)3 + H2 =>
2 La + 6 H2O = 2 La(OH)3 + 3 H2
K[Al(OH)4] + FeCl3 = Fe(OH)3 + KCl + Al(OH)3 =>
3 K[Al(OH)4] + FeCl3 = Fe(OH)3 + 3 KCl + 3 Al(OH)3
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Al + O2 + H2O = Al(OH)3 =>
4 Al + 3 O2 + 6 H2O = 4 Al(OH)3
Na(OH)2 + Na2SO3 = NaSO3 + NaOH =>
Na(OH)2 + Na2SO3 = NaSO3 + 2 NaOH
Al4C3 + HCl = CH4 + AlCl3 = S2Cl2 + H2O = SO2 + HCl + S =>
Al4C3 + 12 HCl = 3 CH4 + 4 AlCl3
HCl + KMnO4 = Cl2 + KCl + MnCl2 + H2O =>
16 HCl + 2 KMnO4 = 5 Cl2 + 2 KCl + 2 MnCl2 + 8 H2O
FeSO4 + HIO2 + H2SO4 = I2 + Fe2(SO4)3 + H2O =>
6 FeSO4 + 2 HIO2 + 3 H2SO4 = I2 + 3 Fe2(SO4)3 + 4 H2O
(NH4)3PO4 + Pb(NO3)4 = Pb3(PO4)4 + NH4NO3 =>
4(NH4)3PO4 + 3 Pb(NO3)4 = Pb3(PO4)4 + 12 NH4NO3
Mg7 + Te = MgTe7 =>
Mg7 + 49 Te = 7 MgTe7
H2C2O4 + MnO2 + H{+} = Mn{2+} + CO2 + H2O =>
H2C2O4 + MnO2 + 2 H{+} = Mn{2+} + 2 CO2 + 2 H2O
(CH3COOH)2(aq) + NaOH(aq) = CH3COONa(aq) + H2O(l) =>
(CH3COOH)2(aq) + 2 NaOH(aq) = 2 CH3COONa(aq) + 2 H2O(l)
C3H6O2 + NH3 = C5H7NO2 + CO2 + H2 =>
2 C3H6O2 + NH3 = C5H7NO2 + CO2 + 4 H2
Ba(OH)2 + H3Po4 = Ba3(HPo4)3 + H2O =>
3 Ba(OH)2 + 3 H3Po4 = Ba3(HPo4)3 + 6 H2O
K + M = KM =>
K + M = KM
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