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4 P + 5 O2 = 2 P2O5
Cu(OH)2 + H2C2O4 = CuC2O4 + H2O =>
Cu(OH)2 + H2C2O4 = CuC2O4 + 2 H2O
Cu2S + O2 = CuO + SO2 =>
Cu2S + 2 O2 = 2 CuO + SO2
As4O6 + IO4{-} + OH{-} = IO3{-} + AsO43{-} + H2O =>
As4O6 + 164 IO4{-} + 4 OH{-} = 164 IO3{-} + 4 AsO43{-} + 2 H2O
C6H5CH2OH + KMnO4 = C6H5COOH + H2O + MnO2 + K =>
C6H5CH2OH + KMnO4 = C6H5COOH + H2O + MnO2 + K
As4O6 + IO4{-} + OH{-} = IO3{-} + AsO4{3-} + H2O =>
As4O6 + 4 IO4{-} + 12 OH{-} = 4 IO3{-} + 4 AsO4{3-} + 6 H2O
C2H5OH + KMnO4 = CH3COOH + MnO2 + H2O + K =>
C2H5OH + KMnO4 = CH3COOH + MnO2 + H2O + K
C10H22 = C6H14 + C2H4 =>
C10H22 = C6H14 + 2 C2H4
Mn(OH)2 + O2 + H2O = Mn(OH)3 =>
4 Mn(OH)2 + O2 + 2 H2O = 4 Mn(OH)3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NH4OH + H2S = H3O + NH4S =>
NH4OH + H2S = H3O + NH4S
NH4OH + H2S = (NH4)2S + H2O =>
2 NH4OH + H2S = (NH4)2S + 2 H2O
Ai(s) + H2SO4(aq) = Ai2(SO4)3(aq) + H2(g) =>
2 Ai(s) + 3 H2SO4(aq) = Ai2(SO4)3(aq) + 3 H2(g)
H2S + KMnO4 = S + MnO2 + KOH + H2O =>
3 H2S + 2 KMnO4 = 3 S + 2 MnO2 + 2 KOH + 2 H2O
CuCl2 + NH4OH = [Cu(NH3)4]Cl2 + H2O =>
CuCl2 + 4 NH4OH = [Cu(NH3)4]Cl2 + 4 H2O
Cl2O7 + H2O = HClO4 =>
Cl2O7 + H2O = 2 HClO4
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
TlCl + NaClO + NaOH = Tl2O3 + NaCl + H2O =>
2 TlCl + 2 NaClO + 2 NaOH = Tl2O3 + 4 NaCl + H2O
Cl2O + H2O = HClO =>
Cl2O + H2O = 2 HClO
CH3(CH2)5CH3 + O2 = CO2 + H2O =>
CH3(CH2)5CH3 + 11 O2 = 7 CO2 + 8 H2O
AgBr + NH3 = Ag(NH3)2 + Br2 =>
2 AgBr + 4 NH3 = 2 Ag(NH3)2 + Br2
K2O + CO2 = K2CO3 =>
K2O + CO2 = K2CO3
Ai(s)(OH)3(s) = Ai2O3(s) + H2O(l) =>
2 Ai(s)(OH)3(s) = Ai2O3(s) + 3 H2O(l)
NaOH + HNO3 = H2O + NaNO3 =>
NaOH + HNO3 = H2O + NaNO3
NH4OH + H2CO3 = (NH4)2CO3 + H2O =>
2 NH4OH + H2CO3 = (NH4)2CO3 + 2 H2O
CH3CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH3 + 5 O2 = 3 CO2 + 4 H2O
PbO2 + Mn(NO3)2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
5 PbO2 + 2 Mn(NO3)2 + 6 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 2 H2O
NH4ClO4 = Cl2 + N2 + O2 + H2O =>
2 NH4ClO4 = Cl2 + N2 + 2 O2 + 4 H2O
CH3CH3 + O2 = CO2 + H2O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
NH4OH + CH3COOH = CH3COONH4 + H2O =>
NH4OH + CH3COOH = CH3COONH4 + H2O
ZN(OH)2 + CH3COOH = (CH3COO)2ZN + H2O =>
ZN(OH)2 + 2 CH3COOH = (CH3COO)2ZN + 2 H2O
Na2CO3 + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3 + Ca(OH)2 = 2 NaOH + CaCO3
Zn(OH)2 + CH3COOH = (CH3COO)2Zn + H2O =>
Zn(OH)2 + 2 CH3COOH = (CH3COO)2Zn + 2 H2O
NH3(g) + Ci2(g) = NH4Ci(s) + NCi3(g) =>
4 NH3(g) + 3 Ci2(g) = 3 NH4Ci(s) + NCi3(g)
Cu(OH)2 + CH3COOH = (CH3COO)2Cu + H2O =>
Cu(OH)2 + 2 CH3COOH = (CH3COO)2Cu + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
NiS(s) + O2(g) = NiO(s) + SO2(g) =>
2 NiS(s) + 3 O2(g) = 2 NiO(s) + 2 SO2(g)
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
CuS + O2 = CuO + SO2 =>
2 CuS + 3 O2 = 2 CuO + 2 SO2
Cr2(SO4)3 + H2O2 + NaOH = NaCrO4 + H2O + Na2SO4 =>
Cr2(SO4)3 + 4 H2O2 + 8 NaOH = 2 NaCrO4 + 8 H2O + 3 Na2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K2Cr2O7 + Al + H2SO4 = CrSO4 + Al2(SO4)3 + K2SO4 + H2O =>
3 K2Cr2O7 + 8 Al + 21 H2SO4 = 6 CrSO4 + 4 Al2(SO4)3 + 3 K2SO4 + 21 H2O
FeS + HCl = H2S + FeCl2 =>
FeS + 2 HCl = H2S + FeCl2
CaCO3 + I2 = Ca(IO)2 + CO =>
CaCO3 + I2 = Ca(IO)2 + CO
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
H2CO3 + H2O = H3O + CO3 =>
H2CO3 + 2 H2O = 2 H3O + CO3
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(i) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(i)
SO3 + Mg(OH)2 = MgSO4 + H2O =>
SO3 + Mg(OH)2 = MgSO4 + H2O
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