| Équations équilibrées la veille | Équations équilibrées le lendemain |
MgO + 2 NaCl = MgCl2 + Na2O
CH3OH + O2(g) = CO2(g) + H2O(g) =>
2 CH3OH + 3 O2(g) = 2 CO2(g) + 4 H2O(g)
P4 + NaOH = PH3 + Na2PO2 =>
5 P4 + 24 NaOH = 8 PH3 + 12 Na2PO2
C + HNO3 = CO2 + NO2 + H2O =>
C + 4 HNO3 = CO2 + 4 NO2 + 2 H2O
Fe3O4(s) + CO(g) = Fe(l) + CO2(g) =>
Fe3O4(s) + 4 CO(g) = 3 Fe(l) + 4 CO2(g)
Pb(NO3)2 + NaI = PbI2 + Na(NO3) =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 Na(NO3)
Zn + FeBr2 = ZnBr2 + Fe =>
Zn + FeBr2 = ZnBr2 + Fe
KMnO4 + C2O4H2 + H2SO4 = MnSO4 + CO2 + H2O + K2SO4 =>
2 KMnO4 + 5 C2O4H2 + 3 H2SO4 = 2 MnSO4 + 10 CO2 + 8 H2O + K2SO4
BaBr2 + H2SO4 = BaSO4 + HBr =>
BaBr2 + H2SO4 = BaSO4 + 2 HBr
XeF4H = XeHF4 =>
XeF4H = XeHF4
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
I2 + AlF3 = AlI3 + F2 =>
3 I2 + 2 AlF3 = 2 AlI3 + 3 F2
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
BH4{-} + BF3O(C2H5)2 = B3H8{-} + H2 + O(C2H5)2 + BF4{-} =>
5 BH4{-} + 4 BF3O(C2H5)2 = 2 B3H8{-} + 2 H2 + 4 O(C2H5)2 + 3 BF4{-}
C + H2SO4 = CO2 + H2O + SO2 =>
C + 2 H2SO4 = CO2 + 2 H2O + 2 SO2
[Co(NH3)6]Cl2 + H2O2 + NH4Cl = [Co(NH3)6]Cl3 + NH4OH =>
2[Co(NH3)6]Cl2 + H2O2 + 2 NH4Cl = 2[Co(NH3)6]Cl3 + 2 NH4OH
H2 + ZnO = Zn + H2O =>
H2 + ZnO = Zn + H2O
C3H7OH + O2 = C3H6O + H2O =>
2 C3H7OH + O2 = 2 C3H6O + 2 H2O
Cu + SO2 + FeO = Cu3FeS3 + O2 =>
6 Cu + 6 SO2 + 2 FeO = 2 Cu3FeS3 + 7 O2
Na2C2O4 + CH3COOH = NaCH3COO + H2C2O4 =>
Na2C2O4 + 2 CH3COOH = 2 NaCH3COO + H2C2O4
OH + CO2 = CO3 + H =>
OH + CO2 = CO3 + H
Fe + Ag2S2 = FeS2 + Ag =>
Fe + Ag2S2 = FeS2 + 2 Ag
KCl(aq) + CaS(aq) = K2S + CaCl2 =>
2 KCl(aq) + CaS(aq) = K2S + CaCl2
MnO2 + OH{-} + O2 = MnO4{-2} + H2O =>
2 MnO2 + 4 OH{-} + O2 = 2 MnO4{-2} + 2 H2O
KJ + AgNO3 = AgJ + KNO3 =>
KJ + AgNO3 = AgJ + KNO3
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
C6H12O6 + Ag(NH3)2OH = Ag + C6H12O7 + NH3 + H2O =>
C6H12O6 + 2 Ag(NH3)2OH = 2 Ag + C6H12O7 + 4 NH3 + H2O
NH4SCN + Hg(NO3)2 + H2O = Hg(SCN)2 + NH3 + O2 =>
2 NH4SCN + Hg(NO3)2 + 2 H2O = Hg(SCN)2 + 4 NH3 + 4 O2
KMnO4(aq) + H2C2O4(aq) + H2SO4(aq) = MnSO4(aq) + CO2(g) + H2O + K2SO4(aq) =>
2 KMnO4(aq) + 5 H2C2O4(aq) + 3 H2SO4(aq) = 2 MnSO4(aq) + 10 CO2(g) + 8 H2O + K2SO4(aq)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CH2 + HBr = CH2CH3Br =>
2 CH2 + HBr = CH2CH3Br
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cu2O + O2 = CuO =>
2 Cu2O + O2 = 4 CuO
C6H4(COOH)COOK + NaOH = C6H4(COONa)COOK + H2O =>
C6H4(COOH)COOK + NaOH = C6H4(COONa)COOK + H2O
Al2S3 + H2O(l) = Al(OH)3(s) + H2S(g) =>
Al2S3 + 6 H2O(l) = 2 Al(OH)3(s) + 3 H2S(g)
HNO + Mg = Mg(NO)2 + N2 + H2O =>
4 HNO + Mg = Mg(NO)2 + N2 + 2 H2O
Li + HNO3 = Li2O + HNO2 =>
2 Li + HNO3 = Li2O + HNO2
Hg + Fe = Hg2Fe =>
2 Hg + Fe = Hg2Fe
HBO2 + H2O = BO3 + H3O =>
HBO2 + 4 H2O = BO3 + 3 H3O
CaH2 + O2 = CaO + H2O =>
CaH2 + O2 = CaO + H2O
H{+} + CH3OH + Zn = CH4 + Zn{2+} + H2O =>
2 H{+} + CH3OH + Zn = CH4 + Zn{2+} + H2O
CuCl + Na(PO4) = Cu(PO4) + ClNa =>
CuCl + Na(PO4) = Cu(PO4) + ClNa
B2O3 + C + Cl = BCl + CO =>
B2O3 + 3 C + 2 Cl = 2 BCl + 3 CO
Ni + HNO3 + HCl = (NO)2NiCl3 + H2O + O2 =>
4 Ni + 8 HNO3 + 12 HCl = 4(NO)2NiCl3 + 10 H2O + 3 O2
(NH4)2CO3 + NaOH = Na2CO3 + NH3 + H2O =>
(NH4)2CO3 + 2 NaOH = Na2CO3 + 2 NH3 + 2 H2O
K2Cr2O7 + SnCl2 + HCl = SnCl4 + CrCl2 + KCl + H2O =>
K2Cr2O7 + 4 SnCl2 + 14 HCl = 4 SnCl4 + 2 CrCl2 + 2 KCl + 7 H2O
NaClO + HNO3 = NaNO3 + Cl2 + H2O + O2 =>
4 NaClO + 4 HNO3 = 4 NaNO3 + 2 Cl2 + 2 H2O + O2
Ca + N2 = Ca3N2 =>
3 Ca + N2 = Ca3N2
Fe2O3 + P2O5 = Fe2(PO4)2 =>
Fe2O3 + P2O5 = Fe2(PO4)2
Cl + CH4 = HCl + CH3 =>
Cl + CH4 = HCl + CH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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