| Équations équilibrées la veille | Équations équilibrées le lendemain |
AlBr2 + Cl = AlCl + 2 Br
C2H6O + HNO3 = CO2 + H2O + N2 =>
5 C2H6O + 12 HNO3 = 10 CO2 + 21 H2O + 6 N2
N2H4 + KMnO4 + HCl = N2 + H2O + KCl + MnCl2 =>
5 N2H4 + 4 KMnO4 + 12 HCl = 5 N2 + 16 H2O + 4 KCl + 4 MnCl2
C8H15 + O2 = CO + H2O =>
4 C8H15 + 31 O2 = 32 CO + 30 H2O
KClO2 + C = KCl + CO2 =>
KClO2 + C = KCl + CO2
Na2CrO4 + BaI2 = BaCrO4 + NaI =>
Na2CrO4 + BaI2 = BaCrO4 + 2 NaI
H3PO4(aq) + NaOH(aq) = Na3PO4(aq) + H2O(l) =>
H3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 H2O(l)
Cu + Al(NO3)3 = Cu(NO3)2 + Al =>
3 Cu + 2 Al(NO3)3 = 3 Cu(NO3)2 + 2 Al
MnO4{-} + I{-} + H2O = I2 + MnO + OH{-} =>
2 MnO4{-} + 10 I{-} + 6 H2O = 5 I2 + 2 MnO + 12 OH{-}
Co(s) + O2(g) = Co3O4(s) =>
3 Co(s) + 2 O2(g) = Co3O4(s)
CH2Cl2 + Cl = Cl2HC + HCl =>
CH2Cl2 + Cl = Cl2HC + HCl
NaHCO3 + Ca(C2H3O2)2 = NaC2H3O2 + H2O + CO2 + CaCO3 =>
2 NaHCO3 + Ca(C2H3O2)2 = 2 NaC2H3O2 + H2O + CO2 + CaCO3
CH4(s) + O2(g) = CO2(g) + H2O(g) =>
CH4(s) + 2 O2(g) = CO2(g) + 2 H2O(g)
Sr(OH)2 + Li3PO4 = Sr3(PO4)2 + Li(OH) =>
3 Sr(OH)2 + 2 Li3PO4 = Sr3(PO4)2 + 6 Li(OH)
CH2ClCOOH + NH3 = CH2NH2COOH + NH4Cl =>
CH2ClCOOH + 2 NH3 = CH2NH2COOH + NH4Cl
Co(NO3)2(aq) + NaBr(aq) = NaNO3(aq) + CoBr2(aq) =>
Co(NO3)2(aq) + 2 NaBr(aq) = 2 NaNO3(aq) + CoBr2(aq)
Mn(OH)7 = Mn2O7 + H2O =>
2 Mn(OH)7 = Mn2O7 + 7 H2O
ZnCl2 + Na2SO4 = ZnSO4 + Na2Cl2 =>
ZnCl2 + Na2SO4 = ZnSO4 + Na2Cl2
Co + HCI = CoCI + H2 =>
2 Co + 2 HCI = 2 CoCI + H2
Bi + H2O = Bi2O3 + H2 =>
2 Bi + 3 H2O = Bi2O3 + 3 H2
Zn + OH{-} + H2O = Zn(OH)4{-2} + H2 =>
Zn + 2 OH{-} + 2 H2O = Zn(OH)4{-2} + H2
LiHCO3(aq) + HI(aq) = LiI(aq) + H2O(l) + CO2(g) =>
LiHCO3(aq) + HI(aq) = LiI(aq) + H2O(l) + CO2(g)
Cu(NO3)2 + KBr = CuBr2 + KNO3 =>
Cu(NO3)2 + 2 KBr = CuBr2 + 2 KNO3
IO3{-} + Cl2 + OH{-} = IO6{5-} + Cl{-} + H2O =>
IO3{-} + Cl2 + 6 OH{-} = IO6{5-} + 2 Cl{-} + 3 H2O
Fe2O3(s) + HCl(g) = FeCl3(s) + H2O(g) =>
Fe2O3(s) + 6 HCl(g) = 2 FeCl3(s) + 3 H2O(g)
Zn + H3AsO4 = Zn3(AsO4)2 + H2 =>
3 Zn + 2 H3AsO4 = Zn3(AsO4)2 + 3 H2
Ba(C2H3O2)2 + HCl = BaCl2 + HC2H3O2 =>
Ba(C2H3O2)2 + 2 HCl = BaCl2 + 2 HC2H3O2
Na2SO4 + HBr = NaBr + H2SO4 =>
Na2SO4 + 2 HBr = 2 NaBr + H2SO4
K(s) + S(s) = KS(s) =>
K(s) + S(s) = KS(s)
Li + Hg(NO3)2 = Hg + LiNO3 =>
2 Li + Hg(NO3)2 = Hg + 2 LiNO3
CeN3O9 + H2SO4 = Ce2S3O12 + HNO3 =>
2 CeN3O9 + 3 H2SO4 = Ce2S3O12 + 6 HNO3
Ca3P2 + Br2 = CaBr + P =>
2 Ca3P2 + 3 Br2 = 6 CaBr + 4 P
H2 + C + O3 = H2CO3 =>
H2 + C + O3 = H2CO3
CrCl3 + HCl = CrCl2 + HCl2 =>
CrCl3 + HCl = CrCl2 + HCl2
Nb(NO3)5 + Mg(NO3)2 + C2H6N4O2 + Cr(NO3)3 = Mg099Nb2O6Cr001 + CO2 + N2 + H2O =>
20 Nb(NO3)5 + 990 Mg(NO3)2 + 1254 C2H6N4O2 + 10 Cr(NO3)3 = 10 Mg099Nb2O6Cr001 + 2508 CO2 + 3563 N2 + 3762 H2O
(MgOH)2SO4 + Na2SO4 = MgSO4 + NaOH =>
(MgOH)2SO4 + Na2SO4 = 2 MgSO4 + 2 NaOH
Zn(NO3)2 + NH4OH = Zn(OH)2 + NH4NO3 =>
Zn(NO3)2 + 2 NH4OH = Zn(OH)2 + 2 NH4NO3
KF + H2 + F2 = KHF2 =>
2 KF + H2 + F2 = 2 KHF2
LiH + B(CH3)3 = [HB(CH3)3] + Li =>
LiH + B(CH3)3 = [HB(CH3)3] + Li
LiCH3COO + CuCl2 = LiCl + Cu(CH3COO)2 =>
2 LiCH3COO + CuCl2 = 2 LiCl + Cu(CH3COO)2
AsH4 + HNO3 = H3AsO4 + NO2 + H2O =>
AsH4 + 9 HNO3 = H3AsO4 + 9 NO2 + 5 H2O
HNO3 + C6H10O5 = N2O3 + H2O + CO2 =>
12 HNO3 + C6H10O5 = 6 N2O3 + 11 H2O + 6 CO2
Hg + HBr = HgBr2 + H2 =>
Hg + 2 HBr = HgBr2 + H2
K2FeO4 + Na2S + H2O = KOH + Na2SO4 + Fe(OH)3 =>
8 K2FeO4 + 3 Na2S + 20 H2O = 16 KOH + 3 Na2SO4 + 8 Fe(OH)3
Xe(g) + F2(g) = XeF4 =>
Xe(g) + 2 F2(g) = XeF4
KMnO4 + HNO2 + H2SO4 = MnSO4 + HNO3 + K2SO4 + H2O =>
2 KMnO4 + 5 HNO2 + 3 H2SO4 = 2 MnSO4 + 5 HNO3 + K2SO4 + 3 H2O
SrOH2HI = SrIH3O =>
SrOH2HI = SrIH3O
H4NHS + H2O = H3O + NH4 + SO2 =>
H4NHS + 7 H2O = 5 H3O + NH4 + SO2
Ca(C2H3O2)2 + Na2S = CaS + Na2(C2H3O2)2 =>
Ca(C2H3O2)2 + Na2S = CaS + Na2(C2H3O2)2
CaCl2 + K2HPO4 = CaHPO4 + K2Cl2 =>
CaCl2 + K2HPO4 = CaHPO4 + K2Cl2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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