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2 Bi + 3 FeO = Bi2O3 + 3 Fe
Cl(SO4)2 + Na2(COO)2 = Cl2(SO4)3 + CO2 + Na2SO4 =>
2 Cl(SO4)2 + Na2(COO)2 = Cl2(SO4)3 + 2 CO2 + Na2SO4
Al(NO3)3 + Na2SO3 + H2O = Al(OH)3 + NaNO3 + H2SO3 =>
2 Al(NO3)3 + 3 Na2SO3 + 6 H2O = 2 Al(OH)3 + 6 NaNO3 + 3 H2SO3
HC + KOH = KC + H2O =>
HC + KOH = KC + H2O
HgCl2 + Na2SO4 = HgSO4 + NaCl =>
HgCl2 + Na2SO4 = HgSO4 + 2 NaCl
Cu + HCl + H2O = CuCl2(H2O)2 + H2 =>
Cu + 2 HCl + 2 H2O = CuCl2(H2O)2 + H2
CH4 + Fe = C + FeH =>
CH4 + 4 Fe = C + 4 FeH
Cl2 + HBr = BrCl2 + H2 =>
2 Cl2 + 2 HBr = 2 BrCl2 + H2
FeOOH + CH2O + H{+} = Fe{2+} + HCO3{-} + H2O =>
4 FeOOH + CH2O + 7 H{+} = 4 Fe{2+} + HCO3{-} + 6 H2O
Fe + Al(SO4)3 = Al + FeSO4 =>
3 Fe + Al(SO4)3 = Al + 3 FeSO4
Ag1 + H2SO4 = Ag1SO4 + H2 =>
Ag1 + H2SO4 = Ag1SO4 + H2
NaOH + NaH = Na2O + H2 =>
NaOH + NaH = Na2O + H2
Zn(s) + Pb(NO3)2(aq) = Zn(NO3)2(aq) + Pb(s) =>
Zn(s) + Pb(NO3)2(aq) = Zn(NO3)2(aq) + Pb(s)
MgSO4 = MgO + SO3 =>
MgSO4 = MgO + SO3
*2Na + Cl = NaCl =>
*2Na + 2 Cl = 2 NaCl
C10H12N2O3 + H2O = C7H7NO2 + C3H7NO2 =>
C10H12N2O3 + H2O = C7H7NO2 + C3H7NO2
Cr(OH)3 + IO3{-} + HO{-} = CrO42{-} + I{-} + H2O =>
3 Cr(OH)3 + 40 IO3{-} + 3 HO{-} = 3 CrO42{-} + 40 I{-} + 6 H2O
Na2SO3 + O4 = Na2SO6 =>
4 Na2SO3 + 3 O4 = 4 Na2SO6
NH4 + CrO4 = NH4CrO4 =>
NH4 + CrO4 = NH4CrO4
CuO + HNO3 = Cu + (NO3)2 + H2O =>
CuO + 2 HNO3 = Cu + (NO3)2 + H2O
Pb(NO3)4 + K2SO3 = Pb(SO3)2 + KNO3 =>
Pb(NO3)4 + 2 K2SO3 = Pb(SO3)2 + 4 KNO3
Al + HCOOH = Al(HCOO)2 + H2 =>
Al + 2 HCOOH = Al(HCOO)2 + H2
[Cr(H2O)4Cl2]Cl*2H2O + AgNO3 = AgCl + [Cr(H2O)6](NO3)3 =>
[Cr(H2O)4Cl2]Cl*2H2O + 3 AgNO3 = 3 AgCl + [Cr(H2O)6](NO3)3
ZnCo3 + HBr = ZnBr2 + H2Co3 =>
ZnCo3 + 2 HBr = ZnBr2 + H2Co3
Al(ClO4)3 + Ca(HCO3)2 = Ca(ClO4)2 + Al(HCO3)3 =>
2 Al(ClO4)3 + 3 Ca(HCO3)2 = 3 Ca(ClO4)2 + 2 Al(HCO3)3
HCOOH + HCl = HCOOH2 + Cl =>
HCOOH + HCl = HCOOH2 + Cl
Na2CO3 + FeCr207 + O2 = Fe2O2 + Na2CrO4 + CO2 =>
414 Na2CO3 + 2 FeCr207 + 622 O2 = Fe2O2 + 414 Na2CrO4 + 414 CO2
K2Cr2O7 + Na2S + H2SO4 = Cr2(SO4)3 + Na2SO4 + K2SO4 + H2O =>
4 K2Cr2O7 + 3 Na2S + 16 H2SO4 = 4 Cr2(SO4)3 + 3 Na2SO4 + 4 K2SO4 + 16 H2O
Al + Zn = AlZn3 =>
Al + 3 Zn = AlZn3
Cl = Cl22 =>
22 Cl = Cl22
C2H5OH + Mg = C2H5OMg + H2 =>
2 C2H5OH + 2 Mg = 2 C2H5OMg + H2
HCl + FeH3 = FeCl3 + H2 =>
3 HCl + FeH3 = FeCl3 + 3 H2
H2 + O = OHO =>
H2 + 4 O = 2 OHO
Zn(MnO4)2 + (NH4)3PO4 = NH4MnO4 + Zn3(PO4)2 =>
3 Zn(MnO4)2 + 2(NH4)3PO4 = 6 NH4MnO4 + Zn3(PO4)2
NaHCo3 + NiCl2 = NaCl2 + NiHCo3 =>
NaHCo3 + NiCl2 = NaCl2 + NiHCo3
H2SO4(aq) + Sr(OH)2(aq) = SrSO4(s) + H2O =>
H2SO4(aq) + Sr(OH)2(aq) = SrSO4(s) + 2 H2O
K2SO4 = K2S + O2 =>
K2SO4 = K2S + 2 O2
Cu(s) + H2SO4(aq) = H2O(l) + SO2(g) + CuSO4(aq) =>
Cu(s) + 2 H2SO4(aq) = 2 H2O(l) + SO2(g) + CuSO4(aq)
H2S + Cl2 = S + Cl{-} + H{+} =>
H2S + Cl2 = S + 2 Cl{-} + 2 H{+}
HCl + FeH3 = FeCl3 + H2 =>
3 HCl + FeH3 = FeCl3 + 3 H2
Fe(s) + N2(g) = FeN(s) =>
2 Fe(s) + N2(g) = 2 FeN(s)
ZnNaCl = Zn(NaCl) =>
ZnNaCl = Zn(NaCl)
HCl + FeH3 = FeCl3 + H2 =>
3 HCl + FeH3 = FeCl3 + 3 H2
HC2H3O2(aq) + K2CO3(aq) = H2O + CO2 + KC2H3O2 =>
2 HC2H3O2(aq) + K2CO3(aq) = H2O + CO2 + 2 KC2H3O2
HCl + FeH3 = FeCl3 + H2 =>
3 HCl + FeH3 = FeCl3 + 3 H2
C5H10Cl2 + Na = C4H8 + NaCl =>
4 C5H10Cl2 + 8 Na = 5 C4H8 + 8 NaCl
Co2 + O2 = Co2O =>
2 Co2 + O2 = 2 Co2O
C5H12 = C5H8 + H2 =>
C5H12 = C5H8 + 2 H2
KMnO3 = K2MnO + MnO2 + O2 =>
4 KMnO3 = 2 K2MnO + 2 MnO2 + 3 O2
Al + H2SO4 + Na2Cr2O7 = Al2O3 + Na2SO4 + Cr2SO4 + H2O =>
10 Al + 6 H2SO4 + 3 Na2Cr2O7 = 5 Al2O3 + 3 Na2SO4 + 3 Cr2SO4 + 6 H2O
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