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2 Fe{+3}O{+3} + 3 Al = 3 Al{+2}O{+3} + 2 Fe
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Cr2(SO4)3 + H2S = Cr2S3 + H2SO4 =>
Cr2(SO4)3 + 3 H2S = Cr2S3 + 3 H2SO4
Ba(NO3)2 + K2CrO4 = BaCrO4 + KNO3 =>
Ba(NO3)2 + K2CrO4 = BaCrO4 + 2 KNO3
Pb(OH)2 + Mg = Pb + Mg(OH)2 =>
Pb(OH)2 + Mg = Pb + Mg(OH)2
Ca2CO3 + O2 = CaO + CO2 =>
2 Ca2CO3 + O2 = 4 CaO + 2 CO2
CH3OH + Br = CH3Br + OH =>
CH3OH + Br = CH3Br + OH
Mg2(s) + Fe(NO3)(aq) = Mg2(NO3)(aq) + Fe3(s) =>
3 Mg2(s) + 3 Fe(NO3)(aq) = 3 Mg2(NO3)(aq) + Fe3(s)
NONaOH = NOOHNa =>
NONaOH = NOOHNa
Li(s) + FeBr2(aq) = LiBr(aq) + Fe(s) =>
2 Li(s) + FeBr2(aq) = 2 LiBr(aq) + Fe(s)
C12H22O6 + O = CO + HO =>
C12H22O6 + 28 O = 12 CO + 22 HO
CrCr2O7 + Ni(HC2O4)3 = Ni2(Cr2O7)3 + Cr(HC2O4)2 =>
3 CrCr2O7 + 2 Ni(HC2O4)3 = Ni2(Cr2O7)3 + 3 Cr(HC2O4)2
CuOH2NO3 = Cu(NO3)H2O =>
CuOH2NO3 = Cu(NO3)H2O
CuS + O2 = SO2 + Cu3O2 =>
3 CuS + 4 O2 = 3 SO2 + Cu3O2
CO3{2-} + H2O + e = C2O4{2-} + OH{-} =>
2 CO3{2-} + 2 H2O + 2e = C2O4{2-} + 4 OH{-}
Cu + Cr2O3 = Cr + CuO =>
3 Cu + Cr2O3 = 2 Cr + 3 CuO
H2SO4 + NOH = N2SO4 + H2O =>
H2SO4 + 2 NOH = N2SO4 + 2 H2O
Zn(NO3)2 = ZnON2O5 =>
Zn(NO3)2 = ZnON2O5
C3H8O3 + H2 = C3H8O2 + H2O =>
C3H8O3 + H2 = C3H8O2 + H2O
Cu + S = (Cu)2S =>
2 Cu + S = (Cu)2S
CuSO4NaOHH2O = Cu(OH)2NaSO4H =>
CuSO4NaOHH2O = Cu(OH)2NaSO4H
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
MgSO4 + HCl = MgCl + SO4H =>
MgSO4 + HCl = MgCl + SO4H
Cr(s) + Al2(SO4)3(aq) = CrSO4(aq) + Al(s) =>
3 Cr(s) + Al2(SO4)3(aq) = 3 CrSO4(aq) + 2 Al(s)
Cu + HNO3 = Cu(OH) + NO2 =>
Cu + HNO3 = Cu(OH) + NO2
NaOHBa(Cl)2 = BaOHNa(Cl)2 =>
NaOHBa(Cl)2 = BaOHNa(Cl)2
Ca(OH)2 + H3(SO4) = Ca(SO4)2 + H2O + SO2 =>
Ca(OH)2 + 6 H3(SO4) = Ca(SO4)2 + 10 H2O + 4 SO2
CaC2O2 + KMnO4 + H2SO4 = CaSO4 + K2SO4 + MnSO4 + H2O + CO2 =>
5 CaC2O2 + 6 KMnO4 + 14 H2SO4 = 5 CaSO4 + 3 K2SO4 + 6 MnSO4 + 14 H2O + 10 CO2
HNO3(aq) + Na2SO3(aq) = H2SO3(aq) + NaNO3(aq) =>
2 HNO3(aq) + Na2SO3(aq) = H2SO3(aq) + 2 NaNO3(aq)
NaOH + NiSO4 = Ni(OH)2 + Na2SO4 =>
2 NaOH + NiSO4 = Ni(OH)2 + Na2SO4
Ba(NO3)2 + NH4SO3H + H2O = BaSO4 + NH4NO3 + HNO3 = Ba(NH2SO3)2 + HNO3 =>
4 Ba(NO3)2 + 4 NH4SO3H + H2O = 4 BaSO4 + 5 NH4NO3 + 2 HNO3
HCOOCH2CH3 + H2O = HCOOH + CH3CH2OH =>
HCOOCH2CH3 + H2O = HCOOH + CH3CH2OH
Cu + HNO3 = Cu(OH) + NO2 =>
Cu + HNO3 = Cu(OH) + NO2
K2CrO4 + CaSO4 = CaCrO4 + K2SO4 =>
K2CrO4 + CaSO4 = CaCrO4 + K2SO4
[Ca(NH3)6] = Ca(NH2)2 + NH3 + H2 =>
[Ca(NH3)6] = Ca(NH2)2 + 4 NH3 + H2
C17H33COOH + Na = C17H33COONa + H2 =>
2 C17H33COOH + 2 Na = 2 C17H33COONa + H2
K2CO3 + PbO + SiO2 = CO2 + K2O*PbO*SiO2 =>
K2CO3 + PbO + SiO2 = CO2 + K2O*PbO*SiO2
Na5P3O10 + H2O = PO4 + Na + H =>
Na5P3O10 + 2 H2O = 3 PO4 + 5 Na + 4 H
MgH2Cl = MgClH2 =>
MgH2Cl = MgClH2
K2CrO4 + H2S + KOH = S + K3[Cr(OH)6] + K2S =>
2 K2CrO4 + 4 H2S + 4 KOH = 3 S + 2 K3[Cr(OH)6] + K2S
Cl + KI = KCl + I =>
Cl + KI = KCl + I
CON2H4 + O2 = CO2 + H2O + N2 =>
2 CON2H4 + 3 O2 = 2 CO2 + 4 H2O + 2 N2
P + H2SO4 = H3PO4 + SO2 + H2 =>
2 P + 4 H2SO4 = 2 H3PO4 + 4 SO2 + H2
BeO + NaOH + H2O = Na2[Be(OH)4] =>
BeO + 2 NaOH + H2O = Na2[Be(OH)4]
NaCl + MnO2 + H2SO4 = NaHSO4 + Mn2SO4 + H2O + Cl2 =>
6 NaCl + 2 MnO2 + 7 H2SO4 = 6 NaHSO4 + Mn2SO4 + 4 H2O + 3 Cl2
Zn + AsO4{3-} + H{+} = Zn{2+} + AsH3 + H2O =>
4 Zn + AsO4{3-} + 11 H{+} = 4 Zn{2+} + AsH3 + 4 H2O
C6H12 = C5H9CH3 =>
C6H12 = C5H9CH3
NaCl + HNO3 + Ag(NH3)2OH = H2O + NH4NO3 + AgCl + NaNO3 =>
NaCl + 3 HNO3 + Ag(NH3)2OH = H2O + 2 NH4NO3 + AgCl + NaNO3
CH3CH2COOHKHCO3 = CH3CH2COOKH2OCO2 =>
CH3CH2COOHKHCO3 = CH3CH2COOKH2OCO2
Rb2SO3 + H2SO4 = Rb2SO4 + H2O + SO2 =>
Rb2SO3 + H2SO4 = Rb2SO4 + H2O + SO2
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