| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2(CO3)3(heat) = Fe2O3 + 3 CO2
Pb(NO3)2Na2SO4 = Pb(NO3)2 + Na2SO4 =>
Pb(NO3)2Na2SO4 = Pb(NO3)2 + Na2SO4
HClO4 + NaHCO3 = H2CO3 + NaClO4 =>
HClO4 + NaHCO3 = H2CO3 + NaClO4
C18H33O2Na + HCl = NaCl + C18H34O2 =>
C18H33O2Na + HCl = NaCl + C18H34O2
Al(NO3)3 + Ga = Ga(NO3)3 + Al =>
Al(NO3)3 + Ga = Ga(NO3)3 + Al
FeO + H2O = Fe(OH)2 =>
FeO + H2O = Fe(OH)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaOH + (NH4)2S = Na2S + NH4OH =>
2 NaOH + (NH4)2S = Na2S + 2 NH4OH
Cu + I2 = CuI2 =>
Cu + I2 = CuI2
K2Cr2O7 + H2SO4 + Na2SO3 = Cr2(SO4)2 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 3 H2SO4 + 4 Na2SO3 = Cr2(SO4)2 + K2SO4 + 4 Na2SO4 + 3 H2O
P2 + O2 = P2O5 =>
2 P2 + 5 O2 = 2 P2O5
Fe(NO3)3 + NaOH = Fe(OH)3 + NaNO3 =>
Fe(NO3)3 + 3 NaOH = Fe(OH)3 + 3 NaNO3
CaCl2 + HCl = HCa + Cl2 =>
2 CaCl2 + 2 HCl = 2 HCa + 3 Cl2
Al + O2 = AlO =>
2 Al + O2 = 2 AlO
Cr(ClO3)3 + K3PO4 = KClO3 + CrPO4 =>
Cr(ClO3)3 + K3PO4 = 3 KClO3 + CrPO4
CrCl2 + K3PO4 = Cr3(PO4)2 + KCl =>
3 CrCl2 + 2 K3PO4 = Cr3(PO4)2 + 6 KCl
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
K(s) + CaF2(aq) = Ca + KF =>
2 K(s) + CaF2(aq) = Ca + 2 KF
C8H8 + H2 = C8H18 =>
C8H8 + 5 H2 = C8H18
CH3Br + HOH = CH3OH + HBr =>
CH3Br + HOH = CH3OH + HBr
ZnO + P2O5 = Zn(PO3)2 =>
ZnO + P2O5 = Zn(PO3)2
BaSO4 + K3PO4 = Ba3(PO4)2 + K2SO4 =>
3 BaSO4 + 2 K3PO4 = Ba3(PO4)2 + 3 K2SO4
Cl2 + Na2SiO3 = Cl2SiO3 + NaCl =>
2 Cl2 + Na2SiO3 = Cl2SiO3 + 2 NaCl
C6H6 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
C6H6 + 5 K2Cr2O7 + 20 H2SO4 = 5 K2SO4 + 5 Cr2(SO4)3 + 6 CO2 + 23 H2O
CuSO4 + KI = CuI + K2SO4 + I2 =>
2 CuSO4 + 4 KI = 2 CuI + 2 K2SO4 + I2
KOH + H2SO4 = H2O + K2SO4 =>
2 KOH + H2SO4 = 2 H2O + K2SO4
Ca + HOH = Ca(OH)2 + H2 =>
Ca + 2 HOH = Ca(OH)2 + H2
C2H14O + O2 = CO2 + H2O =>
C2H14O + 5 O2 = 2 CO2 + 7 H2O
Fe3O4 + HNO3 = Fe2O3 + NO2 + H2 =>
4 Fe3O4 + 2 HNO3 = 6 Fe2O3 + 2 NO2 + H2
FeSO4 + K4[Fe(CN)6] = K2SO4 + Fe4[Fe(CN)6]2 =>
4 FeSO4 + 2 K4[Fe(CN)6] = 4 K2SO4 + Fe4[Fe(CN)6]2
MgSO3 + H2SO4 = MgSO4 + H2SO2 =>
2 MgSO3 + H2SO4 = 2 MgSO4 + H2SO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH4OH(NH3) + H2SO4 = (NH4)2SO4 + H2O =>
NH4OH(NH3) + H2SO4 = (NH4)2SO4 + H2O
NaC2H3O2 + SnO2 = Na2O + Sn(C2H3O2)4 =>
4 NaC2H3O2 + SnO2 = 2 Na2O + Sn(C2H3O2)4
C12H22O11 + HNO3 = C6H10O8 + N2O4 + H2O =>
C12H22O11 + 12 HNO3 = 2 C6H10O8 + 6 N2O4 + 7 H2O
CH3CH2CH2CH3 + Br2 = CH3CHBrCHBrCH3 + HBr =>
CH3CH2CH2CH3 + 2 Br2 = CH3CHBrCHBrCH3 + 2 HBr
Pb[NO3]2 + KI = PbI2 + KNO3 =>
Pb[NO3]2 + 2 KI = PbI2 + 2 KNO3
C6H12N4 + KClO4 = KCl + CO + H2O + N2 =>
C6H12N4 + 3 KClO4 = 3 KCl + 6 CO + 6 H2O + 2 N2
Co2O3 + H2S = Co2S3 + H2O =>
Co2O3 + 3 H2S = Co2S3 + 3 H2O
P2 + O2 = P2O5 =>
2 P2 + 5 O2 = 2 P2O5
Ni(NO3)2 + (CH3C(NOH)C(NOH)CH3) = Ni(CH3C(NOH)C(NOH)CH3) + NO3 =>
Ni(NO3)2 + (CH3C(NOH)C(NOH)CH3) = Ni(CH3C(NOH)C(NOH)CH3) + 2 NO3
(Na)2WO4 + NH4SCN + HCl + SnCl2 = (Na)2[WO(SCN)5] + NH4Cl + SnCl4 + H2O =>
2(Na)2WO4 + 10 NH4SCN + 12 HCl + SnCl2 = 2(Na)2[WO(SCN)5] + 10 NH4Cl + SnCl4 + 6 H2O
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
NaNO3 + H2S = NaNO2 + S + H2O =>
NaNO3 + H2S = NaNO2 + S + H2O
Na2O + Mg(BrO)2 = Na(BrO) + MgO =>
Na2O + Mg(BrO)2 = 2 Na(BrO) + MgO
Na2SO4 + FeCl3*2H2O = NaCl + Fe2(SO4)3 + H2O =>
3 Na2SO4 + 2 FeCl3*2H2O = 6 NaCl + Fe2(SO4)3 + 4 H2O
C2H5OH + K2CrO4 + H2SO4 = Cr2(SO4)3 + K2SO4 + C2H4O + H2O =>
3 C2H5OH + 2 K2CrO4 + 5 H2SO4 = Cr2(SO4)3 + 2 K2SO4 + 3 C2H4O + 8 H2O
Al(H2PO4)3 + Al(OH)3 = AlPO4 + H2O =>
Al(H2PO4)3 + 2 Al(OH)3 = 3 AlPO4 + 6 H2O
FeCl + ClO4{-} + OH{-} = Fe2O3 + Cl{-} + H2O =>
4 FeCl + ClO4{-} + 4 OH{-} = 2 Fe2O3 + 5 Cl{-} + 2 H2O
ClCH2CH2SCH2CH2Cl + H2O = HCl + ClCH2CH2SCH2CH2OH =>
ClCH2CH2SCH2CH2Cl + H2O = HCl + ClCH2CH2SCH2CH2OH
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Équations équilibrées sur12/22/24
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