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CH4 + 2 O2 = CO2 + 2 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
KOH + MgSO4 = Mg(OH)2 + K2SO4 =>
2 KOH + MgSO4 = Mg(OH)2 + K2SO4
RE2O7 + CO = RE2(CO)10 + CO2 =>
RE2O7 + 17 CO = RE2(CO)10 + 7 CO2
CH4 + Cl2 = CH3Cl + HCl =>
CH4 + Cl2 = CH3Cl + HCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
IO{-}3 + I{-} + H{+} = I2 + H2O =>
IO{-}3 + I{-} + 2 H{+} = I2 + H2O
K + I2 = KI =>
2 K + I2 = 2 KI
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
H3PO4 + Na2CO3 = Na3PO4 + H2O + CO2 =>
2 H3PO4 + 3 Na2CO3 = 2 Na3PO4 + 3 H2O + 3 CO2
K + I2 = KI =>
2 K + I2 = 2 KI
HNO3 + NaHO = NaNO3 + H2O =>
HNO3 + NaHO = NaNO3 + H2O
H2 + F2 = HF =>
H2 + F2 = 2 HF
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
S + O = SO2 =>
S + 2 O = SO2
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
CaCl2 + Na2SO4 = CaSO4 + NaCl =>
CaCl2 + Na2SO4 = CaSO4 + 2 NaCl
(NH4)2SO4 + BaCl2 = BaSO4 + NH4Cl =>
(NH4)2SO4 + BaCl2 = BaSO4 + 2 NH4Cl
Ni(CN)2 + H3O = H2O + Ni + HCN =>
Ni(CN)2 + 2 H3O = 2 H2O + Ni + 2 HCN
P + HNO3 = H3PO4 + NO2 + H2O =>
P + 5 HNO3 = H3PO4 + 5 NO2 + H2O
HCl + K2SO3 = KCl + H2O + SO2 =>
2 HCl + K2SO3 = 2 KCl + H2O + SO2
C6H5OH + HBr = C6H5Br + H2O =>
C6H5OH + HBr = C6H5Br + H2O
Cu(OH)2 + NH4Cl = CuCl2 + NH3 + H2O =>
Cu(OH)2 + 2 NH4Cl = CuCl2 + 2 NH3 + 2 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
MgO(s) + H2O(l) = Mg(OH)2(s) =>
MgO(s) + H2O(l) = Mg(OH)2(s)
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
BaS + CuSO4 = BaSO4 + CuS =>
BaS + CuSO4 = BaSO4 + CuS
KMnO4 + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 2 KCl + 5 Cl2 + 8 H2O
H2SO4 + Cr(OH)3 = Cr2(SO4)3 + H2O =>
3 H2SO4 + 2 Cr(OH)3 = Cr2(SO4)3 + 6 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
K + O2 = K2O =>
4 K + O2 = 2 K2O
Ba3(PO4)2 + H3O = H2O + Ba + HPO4 =>
Ba3(PO4)2 + 2 H3O = 2 H2O + 3 Ba + 2 HPO4
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
Mg + H2O = MgO + H2 =>
Mg + H2O = MgO + H2
Cu(OH)2 + NH4Cl = CuCl2 + NH3 + H2O =>
Cu(OH)2 + 2 NH4Cl = CuCl2 + 2 NH3 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
NH4Cl + KNO3 = NH4NO3 + KCl =>
NH4Cl + KNO3 = NH4NO3 + KCl
Fe + O2 = Fe2O2 =>
2 Fe + O2 = Fe2O2
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
CO + H2 = CH3OH =>
CO + 2 H2 = CH3OH
Al + AgNO3 = Ag + Al(NO3)3 =>
Al + 3 AgNO3 = 3 Ag + Al(NO3)3
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
RbBr + AgCl = AgBr + RbCl =>
RbBr + AgCl = AgBr + RbCl
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