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Na2O + 2 HCl = 2 NaCl + H2O
Zr(SO4)2 + H2O = ZrO2 + H2SO4 =>
Zr(SO4)2 + 2 H2O = ZrO2 + 2 H2SO4
Na3Hg + NaHg2 = NaHg =>
Na3Hg + 2 NaHg2 = 5 NaHg
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
KMnO4 + HNO2 + H2SO4 = MnSO4 + NO2 + H2O + K2SO4 =>
2 KMnO4 + 10 HNO2 + 3 H2SO4 = 2 MnSO4 + 10 NO2 + 8 H2O + K2SO4
Li + Cu(NO3)2 = LiNO3 + Cu =>
2 Li + Cu(NO3)2 = 2 LiNO3 + Cu
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
Na2SO4(aq) + CaBr2(aq) = NaBr(aq) + CaSO4(s) =>
Na2SO4(aq) + CaBr2(aq) = 2 NaBr(aq) + CaSO4(s)
CH4 + Br2 = CHBr3 + H2 =>
2 CH4 + 3 Br2 = 2 CHBr3 + 3 H2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Pb + CH3COOH + H2O2 = Pb(C2H3O2)2 + H2O =>
Pb + 2 CH3COOH + H2O2 = Pb(C2H3O2)2 + 2 H2O
C + HNO2 = CO2 + NO + H2O =>
C + 4 HNO2 = CO2 + 4 NO + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
ZnO + H3PO4 = Zn3(PO4)2 + H2O =>
3 ZnO + 2 H3PO4 = Zn3(PO4)2 + 3 H2O
CH3CH2COOH + Ca = (CH3CH2COO)2Ca + H2 =>
2 CH3CH2COOH + Ca = (CH3CH2COO)2Ca + H2
Ba(NO3)2 + Na3PO4 = Ba3(PO4)2 + NaNO3 =>
3 Ba(NO3)2 + 2 Na3PO4 = Ba3(PO4)2 + 6 NaNO3
Al(s) + FeO3(s) = Fe(s) + Al2O3 =>
2 Al(s) + FeO3(s) = Fe(s) + Al2O3
C2H5COOH + NaHCO3 = CH3COONa + C2H5OH + CO2 =>
6 C2H5COOH + 3 NaHCO3 = 3 CH3COONa + 5 C2H5OH + 5 CO2
KOH(aq)HNO3(aq) = H2OKNO3(aq) =>
KOH(aq)HNO3(aq) = H2OKNO3(aq)
Al + HC2H3O3 = Al(C2H3O3)3 + H2 =>
2 Al + 6 HC2H3O3 = 2 Al(C2H3O3)3 + 3 H2
(NH4)2HPO4 + Ba(OH)2 = Ba3(PO4)2 + (NH4)3PO4 + H2O =>
6(NH4)2HPO4 + 3 Ba(OH)2 = Ba3(PO4)2 + 4(NH4)3PO4 + 6 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Co(NH3)5Cl3 + NaOH = Co2O3 + NH3 + NaCl + H2O =>
2 Co(NH3)5Cl3 + 6 NaOH = Co2O3 + 10 NH3 + 6 NaCl + 3 H2O
C2H5COOH + NaHCO3 = CH3COONa + C2H5OH + CO2 =>
6 C2H5COOH + 3 NaHCO3 = 3 CH3COONa + 5 C2H5OH + 5 CO2
Cu + I = CuI =>
Cu + I = CuI
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Fe(iii)(s) + S8(s) = FeS(s) =>
8 Fe(iii)(s) + S8(s) = 8 FeS(s)
AgC2H3O2 + NH4(NO3) = Ag(NO3) + NH4(C2H3O2) =>
AgC2H3O2 + NH4(NO3) = Ag(NO3) + NH4(C2H3O2)
H2SO4(aq) + MgCO3(s) = MgSO4(aq) + CO2(g) + H2O =>
H2SO4(aq) + MgCO3(s) = MgSO4(aq) + CO2(g) + H2O
Al(OH)3(s) + OH{-}(aq) = Al(OH)4{-}(aq) =>
Al(OH)3(s) + OH{-}(aq) = Al(OH)4{-}(aq)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Mg(OH)2 + NH4OH = Mg(NH4)2 + H2O2 =>
Mg(OH)2 + 2 NH4OH = Mg(NH4)2 + 2 H2O2
CH3C(OH)(CH3)CH3 + HCl = CH3C(Cl)(CH3)CH3 + H2O =>
CH3C(OH)(CH3)CH3 + HCl = CH3C(Cl)(CH3)CH3 + H2O
AgNO3(aq) + CsCl(aq) = CsNO3(aq) + AgCl(s) =>
AgNO3(aq) + CsCl(aq) = CsNO3(aq) + AgCl(s)
Na + AgNo3 = NaNo3 + Ag =>
Na + AgNo3 = NaNo3 + Ag
P4O6 + H2O = H3PO3 =>
P4O6 + 6 H2O = 4 H3PO3
MnO4{-} + ClO2{-} + H2O = MnO2 + ClO4{-} + OH{-} =>
4 MnO4{-} + 3 ClO2{-} + 2 H2O = 4 MnO2 + 3 ClO4{-} + 4 OH{-}
K2Cr2O7 + FeSO4 + H2SO4 = H2O + Fe2(SO4)3 + K2SO4 + Cr2(SO4)3 =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = 7 H2O + 3 Fe2(SO4)3 + K2SO4 + Cr2(SO4)3
SiBr4 + ROH = Si(OR)4 + HBr =>
SiBr4 + 4 ROH = Si(OR)4 + 4 HBr
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
Cd(s) + HCl(aq) = H2(g) + CdCl2(aq) =>
Cd(s) + 2 HCl(aq) = H2(g) + CdCl2(aq)
Na2SO3 + NaClO = Na2SO4 + NaCl =>
Na2SO3 + NaClO = Na2SO4 + NaCl
BaCl2 + Fe2(SO4)3 = BaSO4 + FeCl3 =>
3 BaCl2 + Fe2(SO4)3 = 3 BaSO4 + 2 FeCl3
NH4Fe(SO4)2 + NaOH = NH4OH + Na2SO4 + Fe(OH)3 =>
NH4Fe(SO4)2 + 4 NaOH = NH4OH + 2 Na2SO4 + Fe(OH)3
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
CH4 + Br2 = CHBr3 + H2 =>
2 CH4 + 3 Br2 = 2 CHBr3 + 3 H2
Zn(OH)2 + H3PO4 = Zn3(PO4)2 + H2O =>
3 Zn(OH)2 + 2 H3PO4 = Zn3(PO4)2 + 6 H2O
Cr(NO3)3 + HBiO3 + HNO3 = H2CrO7 + H2O + Bi(NO3)3 =>
2 Cr(NO3)3 + 9 HBiO3 + 21 HNO3 = 2 H2CrO7 + 13 H2O + 9 Bi(NO3)3
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
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