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6 H2O + 2 Al = 2 Al(OH)3 + 3 H2
NaOH + CuSO4 = Cu(OH)2 + Na2SO4 =>
2 NaOH + CuSO4 = Cu(OH)2 + Na2SO4
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
NaNO2 + KMnO4 + H2O = NaNO3 + MnO2 + KOH =>
3 NaNO2 + 2 KMnO4 + H2O = 3 NaNO3 + 2 MnO2 + 2 KOH
K2Cr2O7 + CrCl2 + HCl = CrCl3 + KCl + H2O =>
K2Cr2O7 + 6 CrCl2 + 14 HCl = 8 CrCl3 + 2 KCl + 7 H2O
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
K2Cr2O7 + SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 SO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O
CH2CHCH3 + KMnO4 + H2O = CH3COOC2H5 + MnO2 + KOH =>
4 CH2CHCH3 + 4 KMnO4 + 2 H2O = 3 CH3COOC2H5 + 4 MnO2 + 4 KOH
FeS2 + Na2O2 = Fe2O3 + Na2SO4 + Na2O =>
2 FeS2 + 15 Na2O2 = Fe2O3 + 4 Na2SO4 + 11 Na2O
Pb3(PO4)4 + Bi(NO3)5 = Pb(NO3)4 + Bi3(PO4)5 =>
5 Pb3(PO4)4 + 12 Bi(NO3)5 = 15 Pb(NO3)4 + 4 Bi3(PO4)5
KI + H2SO = I2 + H2O + KSO4 + H2S =>
2 KI + 10 H2SO = I2 + 2 H2O + 2 KSO4 + 8 H2S
HC8H4O4 + Ca(OH)2 = Ca + C8H3O4 + H2O =>
HC8H4O4 + Ca(OH)2 = Ca + C8H3O4 + 2 H2O
HNO3 + P = H3PO4 + H2O + NO2 =>
5 HNO3 + P = H3PO4 + H2O + 5 NO2
K2Cr2O7 + NaNO2 + H2SO4 = H2O + Cr2(SO4)3 + K2SO4 + NaNO3 =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = 4 H2O + Cr2(SO4)3 + K2SO4 + 3 NaNO3
CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(aq) =>
2 CO2(g) + CaSiO3(s) + H2O(l) = SiO2(s) + Ca(HCO3)2(aq)
Mg + O2 = MgO2 =>
Mg + O2 = MgO2
Al2(SO4)3(aq) + K3PO4(aq) = AlPO4(s) + K2SO4(aq) =>
Al2(SO4)3(aq) + 2 K3PO4(aq) = 2 AlPO4(s) + 3 K2SO4(aq)
K2Cr2O7 + Na2SO3 + H2SO4 = H2O + Cr2(SO4)3 + K2SO4 + Na2SO4 =>
K2Cr2O7 + 3 Na2SO3 + 4 H2SO4 = 4 H2O + Cr2(SO4)3 + K2SO4 + 3 Na2SO4
SO2 + HNO3 = H2SO4 + NO2 =>
SO2 + 2 HNO3 = H2SO4 + 2 NO2
K2Cr2O7 + KI + H2SO4 = H2O + Cr2(SO4)3 + K2SO4 + I2 =>
K2Cr2O7 + 6 KI + 7 H2SO4 = 7 H2O + Cr2(SO4)3 + 4 K2SO4 + 3 I2
Cu2O(s) + C(s) = Cu(s) + CO(g) =>
Cu2O(s) + C(s) = 2 Cu(s) + CO(g)
MnO4{-} + H{+} + Br{-} = Mn{2+} + Br2 + H2O =>
2 MnO4{-} + 16 H{+} + 10 Br{-} = 2 Mn{2+} + 5 Br2 + 8 H2O
NaOH + HCl = H2O + NaCl =>
NaOH + HCl = H2O + NaCl
NiF2(aq) + Fe2(SO4)3(aq) = NiSO4(aq) + FeF3(s) =>
3 NiF2(aq) + Fe2(SO4)3(aq) = 3 NiSO4(aq) + 2 FeF3(s)
HOCl(aq) + HCl(aq) = H2O(l) + Cl2(g) =>
HOCl(aq) + HCl(aq) = H2O(l) + Cl2(g)
HCl(aq) + O2(g) = H2O(l) + Cl2(g) =>
4 HCl(aq) + O2(g) = 2 H2O(l) + 2 Cl2(g)
Al(s) + FeSO4(aq) = Al2(SO4)3(aq) + Fe(s) =>
2 Al(s) + 3 FeSO4(aq) = Al2(SO4)3(aq) + 3 Fe(s)
MnO + H2SO4 = MnSO4 + H2O =>
MnO + H2SO4 = MnSO4 + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
ZN + CuCl2 = ZNCl2 + Cu2 =>
2 ZN + 2 CuCl2 = 2 ZNCl2 + Cu2
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Fe(s) + Ni(NO3)2(aq) = Fe(NO3)3(aq) + Ni(s) =>
2 Fe(s) + 3 Ni(NO3)2(aq) = 2 Fe(NO3)3(aq) + 3 Ni(s)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
AGNO3 + NACL = NANO3 + AGCL =>
AGNO3 + NACL = NANO3 + AGCL
NaSo4 + BaCl2 = NaCl2 + BaSo4 =>
NaSo4 + BaCl2 = NaCl2 + BaSo4
AgNO3 + NaCl = NaNO3 + AgCl =>
AgNO3 + NaCl = NaNO3 + AgCl
CH3COOH + H2O = CH3COO + H3O =>
CH3COOH + H2O = CH3COO + H3O
Fe + H2O = H2 + FeO =>
Fe + H2O = H2 + FeO
Na + H2O = H2 + NaO =>
Na + H2O = H2 + NaO
HF + Cu2O = H2O + CuF =>
2 HF + Cu2O = H2O + 2 CuF
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
PbO2 + HCl = Cl2 + Pb(OH)2 =>
PbO2 + 2 HCl = Cl2 + Pb(OH)2
NH2OH + C4H7O2K = KOH + NH2C4H7O2 =>
NH2OH + C4H7O2K = KOH + NH2C4H7O2
CaCO3 + H2O + CO2 = HCO3 + Ca =>
CaCO3 + H2O + CO2 = 2 HCO3 + Ca
C10H18O + O2 = CO2 + H2O =>
C10H18O + 14 O2 = 10 CO2 + 9 H2O
TiO2 + C + Cl2 = TiCl4 + CO =>
TiO2 + 2 C + 2 Cl2 = TiCl4 + 2 CO
KI + KMnO4 + HCl = I2 + MnCl2 + KCl + H2O =>
10 KI + 2 KMnO4 + 16 HCl = 5 I2 + 2 MnCl2 + 12 KCl + 8 H2O
Cr2O7{2-} + H{+} + I{-} = Cr{3+} + I2 + H2O =>
Cr2O7{2-} + 14 H{+} + 6 I{-} = 2 Cr{3+} + 3 I2 + 7 H2O
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