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P4 + 4 NaOH + 2 H2O = 2 PH3 + 2 Na2HPO3
KAlSi3O8 + H2O = K + Al(OH)4 + H4SiO4 =>
KAlSi3O8 + 8 H2O = K + Al(OH)4 + 3 H4SiO4
P2S5 + PCl5 = PSCl3 =>
P2S5 + 3 PCl5 = 5 PSCl3
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
Al(NO3)3 + H2SO4 = Al2(SO4)3 + HNO3 =>
2 Al(NO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 HNO3
PbO2 + HNO3 = Pb(NO)3 + O2 + H2O =>
4 PbO2 + 12 HNO3 = 4 Pb(NO)3 + 13 O2 + 6 H2O
Mg(s)ZnSO4(aq) = Zn(s)MgSO4(aq) =>
Mg(s)ZnSO4(aq) = Zn(s)MgSO4(aq)
CaCl2 + H2O + CO2 = CaCO3 + HCl =>
CaCl2 + H2O + CO2 = CaCO3 + 2 HCl
LiCl + Ca(NO3)2 = CaCl2 + LiNO3 =>
2 LiCl + Ca(NO3)2 = CaCl2 + 2 LiNO3
Ag3(PO4)2 = Ag{2+} + PO4{3-} =>
Ag3(PO4)2 = 3 Ag{2+} + 2 PO4{3-}
BaSO4 + KMnO4 = O2 + BaMnO + KSO4 =>
2 BaSO4 + 2 KMnO4 = 3 O2 + 2 BaMnO + 2 KSO4
Ca3(PO4)2 + HNO3 = Ca(NO3)2 + H3PO4 =>
Ca3(PO4)2 + 6 HNO3 = 3 Ca(NO3)2 + 2 H3PO4
HCl = H + Cl =>
HCl = H + Cl
CuOCO = Cu + CO2 =>
CuOCO = Cu + CO2
CaO + Mg(OH)2 = Ca(OH)2 + MgO =>
CaO + Mg(OH)2 = Ca(OH)2 + MgO
CH3OH + O = HCHO + H2O =>
CH3OH + O = HCHO + H2O
BI(OH)2NO3 + HNO3 = BI(NO3)3 + H2O =>
BI(OH)2NO3 + 2 HNO3 = BI(NO3)3 + 2 H2O
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
Al(OH)3 + NH4OH = NH4[Al(OH)4] =>
Al(OH)3 + NH4OH = NH4[Al(OH)4]
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
CH3NH2 + H2SO4 = CH3NH3{+} + HSO4{-} =>
CH3NH2 + H2SO4 = CH3NH3{+} + HSO4{-}
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
KI + Pb(NO3)2 = KNO3 + PbI2 =>
2 KI + Pb(NO3)2 = 2 KNO3 + PbI2
Ca(OH0)2 + Mg(HCO3)2 = Ca(HCO3)2 + Mg(OH)2 =>
Ca(OH0)2 + Mg(HCO3)2 = Ca(HCO3)2 + Mg(OH)2
CH3COOH + H2O = CH3CH2OH + O2 =>
CH3COOH + H2O = CH3CH2OH + O2
C2H10O5 + O2 = H2O + CO2 =>
C2H10O5 + 2 O2 = 5 H2O + 2 CO2
HI + Na2S2O3 = NaI + H2S2O3 =>
2 HI + Na2S2O3 = 2 NaI + H2S2O3
Cl2 + F{-} = F2 + Cl{-} =>
Cl2 + 2 F{-} = F2 + 2 Cl{-}
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
CH3CH2CHCHCH2CH3 + KMnO4 + H2SO4 = CH3CHCOOH + K2SO4 + MnSO4 + H2O =>
CH3CH2CHCHCH2CH3 + 2 KMnO4 + 3 H2SO4 = 2 CH3CHCOOH + K2SO4 + 2 MnSO4 + 4 H2O
LiOH(aq) + CuSO4(aq) = Li2SO4(aq) + Cu(OH)2(s) =>
2 LiOH(aq) + CuSO4(aq) = Li2SO4(aq) + Cu(OH)2(s)
Zn(OH)2 = ZnO + H2O =>
Zn(OH)2 = ZnO + H2O
S + F = SF6 =>
S + 6 F = SF6
H2O + CH3CH2CO2H = CH4 + CO2 =>
2 H2O + 4 CH3CH2CO2H = 7 CH4 + 5 CO2
FeSO4 + NH3 = [Fe(NH3)4]{2+} + SO4{2-} =>
FeSO4 + 4 NH3 = [Fe(NH3)4]{2+} + SO4{2-}
(I)2 + (Na)2(S)2(O)3 = NaI + (Na)2(S)4(O)6 =>
(I)2 + 2(Na)2(S)2(O)3 = 2 NaI + (Na)2(S)4(O)6
Ca(OH)2 + AlCl3 = Al(OH)3 + CaCl2 =>
3 Ca(OH)2 + 2 AlCl3 = 2 Al(OH)3 + 3 CaCl2
Bi2O3 + HNO3 = Bi(NO3)3 + H2O =>
Bi2O3 + 6 HNO3 = 2 Bi(NO3)3 + 3 H2O
CH3NH2(g) + O2 = CO2 + H2O + N2 =>
4 CH3NH2(g) + 9 O2 = 4 CO2 + 10 H2O + 2 N2
Na2O + SO3 = Na2SO2 + O2 =>
Na2O + SO3 = Na2SO2 + O2
Cr2(CO3)3 + HNO3 = Cr(NO3)3 + CO2 + H2O =>
Cr2(CO3)3 + 6 HNO3 = 2 Cr(NO3)3 + 3 CO2 + 3 H2O
AgNO3 + H2SO4 = Ag2SO4 + HNO3 =>
2 AgNO3 + H2SO4 = Ag2SO4 + 2 HNO3
FeBr3 + Na2S = FeS + NaBr + S =>
2 FeBr3 + 3 Na2S = 2 FeS + 6 NaBr + S
Sr(NO3)2 + (HN4)2(CO3) = (HN4)(NO3) + Sr(CO3) =>
Sr(NO3)2 + (HN4)2(CO3) = 2(HN4)(NO3) + Sr(CO3)
NO2 + MgO = Mg(NO2)2 + Mg(NO3)2 =>
4 NO2 + 2 MgO = Mg(NO2)2 + Mg(NO3)2
CoCl2 + NH4Cl + NH3 + H2O2 = Co(NH3)6Cl3 + H2O =>
2 CoCl2 + 2 NH4Cl + 10 NH3 + H2O2 = 2 Co(NH3)6Cl3 + 2 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Al(OH)3 + Ba(OH)2 = H2O + Ba3(AlO3)2 =>
2 Al(OH)3 + 3 Ba(OH)2 = 6 H2O + Ba3(AlO3)2
NO3 + H2O = NH3 + OH =>
NO3 + 6 H2O = NH3 + 9 OH
NO3{-} + Al + H2O = AlO2{-} + H{+} + NH3 =>
3 NO3{-} + 8 Al + 7 H2O = 8 AlO2{-} + 5 H{+} + 3 NH3
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