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2 PbSO4 + 4 Na = Pb2 + 2 Na2SO4
Ba3(PO4)2 + HCl = Ba3(PO4)2Cl + H2 =>
2 Ba3(PO4)2 + 2 HCl = 2 Ba3(PO4)2Cl + H2
CH3CH(OH)COOH + NaOH = CH3CH(ONa)COONa + H2O =>
CH3CH(OH)COOH + 2 NaOH = CH3CH(ONa)COONa + 2 H2O
C2H2F2 = F2 + C + H2 =>
C2H2F2 = F2 + 2 C + H2
Mg(NO3)2 + NaHCO3 = NaNO3 + MgCO3 + H2O + CO2 =>
Mg(NO3)2 + 2 NaHCO3 = 2 NaNO3 + MgCO3 + H2O + CO2
S + O3 + H2O = H2S2O7 =>
2 S + 2 O3 + H2O = H2S2O7
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CoO2 + H2 = H2O + Co =>
CoO2 + 2 H2 = 2 H2O + Co
Ca(s) + Br2(l) = CaBr(s) =>
2 Ca(s) + Br2(l) = 2 CaBr(s)
N2H4 + SnCl2 + HCl = H2[SnCl6] + NH4Cl =>
N2H4 + SnCl2 + 6 HCl = H2[SnCl6] + 2 NH4Cl
Br + FeI2 = BrI + Fe =>
2 Br + FeI2 = 2 BrI + Fe
HI + CCl4 = CH4 + ICl =>
4 HI + CCl4 = CH4 + 4 ICl
Pb(CH3COO)2 + NaCl = ClPb + Na(CH3COO)2 =>
Pb(CH3COO)2 + NaCl = ClPb + Na(CH3COO)2
(NH4)2Cr2Cr2O7 = N2 + Cr + O2 + H2O =>
2(NH4)2Cr2Cr2O7 = 2 N2 + 8 Cr + 3 O2 + 8 H2O
Ni(OH)2 + ClO = HO + Cl + NiO2 =>
Ni(OH)2 + 2 ClO = 2 HO + 2 Cl + NiO2
NH4OH(aq) + CuSO4(aq) = Cu(NH4OH)4(s) + SO4(s) =>
4 NH4OH(aq) + CuSO4(aq) = Cu(NH4OH)4(s) + SO4(s)
NH4OH(aq) + Ca(NO3)2(aq) = Ca(OH)2(s) + NH4NO3 =>
2 NH4OH(aq) + Ca(NO3)2(aq) = Ca(OH)2(s) + 2 NH4NO3
Mg + H2O + C20H14O4 = C18H36O2 + Mg(OH)2 =>
133 Mg + 250 H2O + 9 C20H14O4 = 10 C18H36O2 + 133 Mg(OH)2
Al2(SO4)3 + KOH = K3[Al(OH)6] + K2SO4 =>
Al2(SO4)3 + 12 KOH = 2 K3[Al(OH)6] + 3 K2SO4
H2 + RbCl = Rb + HCl =>
H2 + 2 RbCl = 2 Rb + 2 HCl
CU(NO3)2(s) = CUO(s) + NO2(g) + O2(g) =>
2 CU(NO3)2(s) = 2 CUO(s) + 4 NO2(g) + O2(g)
NH4{+} + I{-} = NH4I =>
NH4{+} + I{-} = NH4I
PbCl2(aq) + HNO3(aq) = Pb(NO3)2(aq) + HCl(aq) =>
PbCl2(aq) + 2 HNO3(aq) = Pb(NO3)2(aq) + 2 HCl(aq)
CuCO3(s)(heat) = CuO + CO2(g) =>
CuCO3(s)(heat) = CuO + CO2(g)
C9H8O4 + NaOH = H2O + C9H7O4Na =>
C9H8O4 + NaOH = H2O + C9H7O4Na
Al(NO3)3 + K3PO4 = KNO3 + Al3(PO4)3 =>
3 Al(NO3)3 + 3 K3PO4 = 9 KNO3 + Al3(PO4)3
K2CrO4 + H2SO4 + NaOH = Na2SO4 + KOH + H2CrO4 =>
K2CrO4 + H2SO4 + 2 NaOH = Na2SO4 + 2 KOH + H2CrO4
Cl2 + SiF4 = SiF2Cl2 + F2 =>
Cl2 + SiF4 = SiF2Cl2 + F2
La + H2O = LaOH + H2 =>
2 La + 2 H2O = 2 LaOH + H2
K2Cr2O7 + NaNO2 + HCl = KCl + CrCl3 + NaNO3 + H2O =>
K2Cr2O7 + 3 NaNO2 + 8 HCl = 2 KCl + 2 CrCl3 + 3 NaNO3 + 4 H2O
FeHO2 + H2SO4 = Fe2(SO4)3 + H2O =>
2 FeHO2 + 3 H2SO4 = Fe2(SO4)3 + 4 H2O
CaSiO3(s) + HF(g) = H2O(l) + SiF4(s) + CaF2(s) =>
CaSiO3(s) + 6 HF(g) = 3 H2O(l) + SiF4(s) + CaF2(s)
C11H16O2 + O2 = CO2 + H2O =>
C11H16O2 + 14 O2 = 11 CO2 + 8 H2O
SnS2 + HCl = SnCl6{2-} + H{+} + H2S =>
SnS2 + 6 HCl = SnCl6{2-} + 2 H{+} + 2 H2S
NH3 + HOCl = H3O + HCl + N =>
NH3 + HOCl = H3O + HCl + N
Ni(ClO4)2 + Br2 + HCl + H2O = NiBr2 + HClO4 =>
4 Ni(ClO4)2 + 4 Br2 + HCl + 4 H2O = 4 NiBr2 + 9 HClO4
Al + CuCl2H2O = AlCl3 + Cu + H2O =>
2 Al + 3 CuCl2H2O = 2 AlCl3 + 3 Cu + 3 H2O
Zn + HNO3(s) = Zn(NO3)2 + H2O + N2 =>
5 Zn + 12 HNO3(s) = 5 Zn(NO3)2 + 6 H2O + N2
Mn2(PO4)2 + Ca = Ca3(PO4)2 + Mn =>
Mn2(PO4)2 + 3 Ca = Ca3(PO4)2 + 2 Mn
Mg2Si + HCl = MgCl2 + SiH4 =>
Mg2Si + 4 HCl = 2 MgCl2 + SiH4
Na2S(s) + HCl(g) = NaCl(s) + H2S(g) =>
Na2S(s) + 2 HCl(g) = 2 NaCl(s) + H2S(g)
Pb(OH)3{-} + ClO{-} = PbO2 + Cl{-} + OH{-} + H2O =>
Pb(OH)3{-} + ClO{-} = PbO2 + Cl{-} + OH{-} + H2O
CH2OH + NaBr + H2SO4 = CH2Br + H2O + Na2SO4 =>
2 CH2OH + 2 NaBr + H2SO4 = 2 CH2Br + 2 H2O + Na2SO4
HBrO + NaOH = H2O + Na + BrO =>
HBrO + NaOH = H2O + Na + BrO
CH2(NH2)COOH + O3 = CO2 + H2O + NO3 =>
2 CH2(NH2)COOH + 5 O3 = 4 CO2 + 5 H2O + 2 NO3
BaCO3 + SrCO3 + SiO2 = SrBaSiO4 + CO2 =>
BaCO3 + SrCO3 + SiO2 = SrBaSiO4 + 2 CO2
Zn(OH)2 + H4SiO4 = Zn2SiO4 + H2O =>
2 Zn(OH)2 + H4SiO4 = Zn2SiO4 + 4 H2O
CH3CH2CH2CH2CH2CH2CH3 + O2 = CO2 + H2O =>
CH3CH2CH2CH2CH2CH2CH3 + 11 O2 = 7 CO2 + 8 H2O
Co(OH)2 + H{+} = Co{+2} + H2O =>
Co(OH)2 + 2 H{+} = Co{+2} + 2 H2O
Cu + Cl = Cu1Cl =>
Cu + Cl = Cu1Cl
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