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Zn + H2SO4 = ZnSO4 + H2
PbCrO4 + H2SO4 = PbSO4 + H2Cr2O7 + H2O =>
2 PbCrO4 + 2 H2SO4 = 2 PbSO4 + H2Cr2O7 + H2O
CH3CO2H + NH3 = CH3CO2{-} + NH4{+} =>
CH3CO2H + NH3 = CH3CO2{-} + NH4{+}
Al + Na2O = Al2O3 + Na =>
2 Al + 3 Na2O = Al2O3 + 6 Na
NH4 + CoCl2 = Co + NH4Cl =>
2 NH4 + CoCl2 = Co + 2 NH4Cl
H2SO3 + NH4OH = (NH4)2SO3 + H2O =>
H2SO3 + 2 NH4OH = (NH4)2SO3 + 2 H2O
Ca(s) + Cl2(g) = CaCl(aq) =>
2 Ca(s) + Cl2(g) = 2 CaCl(aq)
W + H2O = W(OH)5 + H2 =>
2 W + 10 H2O = 2 W(OH)5 + 5 H2
V2O5 + NaOH + H2O2 = Na3[V(O2)4] + H2O =>
V2O5 + 6 NaOH + 8 H2O2 = 2 Na3[V(O2)4] + 11 H2O
Na2B4O7(s) + H2SO4(aq) + H2O = H3BO3(s) + Na2SO4 =>
Na2B4O7(s) + H2SO4(aq) + 5 H2O = 4 H3BO3(s) + Na2SO4
Ag + Cu(NO3) = AgNO3 + Cu =>
Ag + Cu(NO3) = AgNO3 + Cu
Fe3S4 + O2 = Fe2O3 + SO2 =>
4 Fe3S4 + 25 O2 = 6 Fe2O3 + 16 SO2
Na(s) + C(s) + O2(g) = Na2CO3 =>
4 Na(s) + 2 C(s) + 3 O2(g) = 2 Na2CO3
K2Cr2O7 + NH4OH = KOH + (NH4)2Cr2O7 =>
K2Cr2O7 + 2 NH4OH = 2 KOH + (NH4)2Cr2O7
Ag + Fe(NO3)2 = Ag(NO3) + Fe =>
2 Ag + Fe(NO3)2 = 2 Ag(NO3) + Fe
LiCl + Na2SO4 = Li2SO4 + NaCl =>
2 LiCl + Na2SO4 = Li2SO4 + 2 NaCl
CaI2(aq) + K2CO3(aq) = KI + CaCO3 =>
CaI2(aq) + K2CO3(aq) = 2 KI + CaCO3
PtCl4 + XeF2 = PtF6 + ClF + Xe =>
PtCl4 + 5 XeF2 = PtF6 + 4 ClF + 5 Xe
BiCl3 + Na2[Sn(OH)3] + NaOH = Bi + Na2[Sn(OH)6] + NaCl =>
BiCl3 + Na2[Sn(OH)3] + 3 NaOH = Bi + Na2[Sn(OH)6] + 3 NaCl
Cr + H3PO4 = CrPO4 + H2 =>
2 Cr + 2 H3PO4 = 2 CrPO4 + 3 H2
AgCl + NaOH + C6H12O6 = Ag + NaCl + CO2 + H2O =>
24 AgCl + 24 NaOH + C6H12O6 = 24 Ag + 24 NaCl + 6 CO2 + 18 H2O
Mg(s) + AlCl3 = Al(s) + MgCl2(aq) =>
3 Mg(s) + 2 AlCl3 = 2 Al(s) + 3 MgCl2(aq)
AsO4 + Ag = AgAsO4 =>
AsO4 + Ag = AgAsO4
Cl2 + BrK = KCl + Br2 =>
Cl2 + 2 BrK = 2 KCl + Br2
Si(OH)4 + HF = SiF4 + H2O =>
Si(OH)4 + 4 HF = SiF4 + 4 H2O
Mo + H2SO4 = MoSO4 + H2 =>
Mo + H2SO4 = MoSO4 + H2
C2H5OH + Cr2O7{-2} + H{+} = CH3COOH + Cr{3+} + H2O =>
3 C2H5OH + 2 Cr2O7{-2} + 16 H{+} = 3 CH3COOH + 4 Cr{3+} + 11 H2O
PbO2 + KOH + H2O = K4[Pb(OH)8] =>
PbO2 + 4 KOH + 2 H2O = K4[Pb(OH)8]
FeCl2 + AlCl3 = FeCl3 + Al =>
3 FeCl2 + AlCl3 = 3 FeCl3 + Al
Al2(SO4)3 + Na2HPO4 = AlPO4 + Na2SO4 + H2SO4 =>
Al2(SO4)3 + 2 Na2HPO4 = 2 AlPO4 + 2 Na2SO4 + H2SO4
Mg(NO3)2 + BaSO4 = Ba(NO3)2 + MgSO4 =>
Mg(NO3)2 + BaSO4 = Ba(NO3)2 + MgSO4
C6H12O6(ac) = C2H6O(ac) + CO2(g) =>
C6H12O6(ac) = 2 C2H6O(ac) + 2 CO2(g)
C12H22O11(aq) + O2(g) = H3C6H5O7(aq) + H2O(l) =>
C12H22O11(aq) + 3 O2(g) = 2 H3C6H5O7(aq) + 3 H2O(l)
Mg + AlPO4 = MgPO4 + Al =>
Mg + AlPO4 = MgPO4 + Al
Br2 + FeCl3 = Fe + BrCl =>
3 Br2 + 2 FeCl3 = 2 Fe + 6 BrCl
HBrO3 + SO2 + H2O = Br2 + H2SO4 =>
2 HBrO3 + 5 SO2 + 4 H2O = Br2 + 5 H2SO4
Si + N = Si3N4 =>
3 Si + 4 N = Si3N4
NH3(g) + SO2(g) = NO(g) + S(s) + H2O(g) =>
4 NH3(g) + 5 SO2(g) = 4 NO(g) + 5 S(s) + 6 H2O(g)
Na + Cu(NO3)2 = Na(NO3) + Cu =>
2 Na + Cu(NO3)2 = 2 Na(NO3) + Cu
CuSO4 + (NH4)2CO3 = NH4SO4 + Cu2CO3 =>
2 CuSO4 + (NH4)2CO3 = 2 NH4SO4 + Cu2CO3
C2O2H4 + NaOH = H2O + C2H3O2Na =>
C2O2H4 + NaOH = H2O + C2H3O2Na
H2O2 + H2SO4 + FeSO4 + NH4SCN = Fe2(SO4)3 + H2ONH4SCN =>
H2O2 + H2SO4 + 2 FeSO4 + 2 NH4SCN = Fe2(SO4)3 + 2 H2ONH4SCN
C40H80 + O2 = C + H2O =>
C40H80 + 20 O2 = 40 C + 40 H2O
FeO + N2 = Fe3N2 + O2 =>
6 FeO + 2 N2 = 2 Fe3N2 + 3 O2
CH4 + I2 = CH3 + HI =>
2 CH4 + I2 = 2 CH3 + 2 HI
Al(s) + H2SO4 = Al2(SO4)3 + H2(g) =>
2 Al(s) + 3 H2SO4 = Al2(SO4)3 + 3 H2(g)
C17H35O2 + O2 = CO2 + H2O =>
4 C17H35O2 + 99 O2 = 68 CO2 + 70 H2O
Ti(OH)4 = TiO2 + H2O =>
Ti(OH)4 = TiO2 + 2 H2O
Co(NO3)2(aq) + Na2CO3(aq) = CoCO3 + NaNO3 =>
Co(NO3)2(aq) + Na2CO3(aq) = CoCO3 + 2 NaNO3
C6H10O3 + O2 = CO2 + H2O =>
C6H10O3 + 7 O2 = 6 CO2 + 5 H2O
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