| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 NH4 + 4(CrO4)2 = 5 N2 + 20 H2O + 4 Cr2O3
C32H74O2 + O2 = CO2 + H2O =>
2 C32H74O2 + 99 O2 = 64 CO2 + 74 H2O
CaAl2Cr2O7 + CaO + O2 = Ca3Al2O6 + Ca5Cr3O12 =>
6 CaAl2Cr2O7 + 32 CaO + 5 O2 = 6 Ca3Al2O6 + 4 Ca5Cr3O12
AgNO3 + NH3 + H2O = Ag(NH3)2 + HNO3 =>
8 AgNO3 + 17 NH3 + 3 H2O = 8 Ag(NH3)2 + 9 HNO3
Ca(NO2)2 + NaOH = Ca(OH)2 + NaNO2 =>
Ca(NO2)2 + 2 NaOH = Ca(OH)2 + 2 NaNO2
SF4(s) + H2O(l) = SO2(s) + HF(aq) =>
SF4(s) + 2 H2O(l) = SO2(s) + 4 HF(aq)
KHCO3 + H2SO4 = KH2SO4 + HCO3 =>
KHCO3 + H2SO4 = KH2SO4 + HCO3
KN(O3) + MnO + KOH = (K2)Mn(O4) + KN(O2) + (H2)O =>
2 KN(O3) + MnO + 2 KOH = (K2)Mn(O4) + 2 KN(O2) + (H2)O
LiF + BN = Li3N + BF3 =>
3 LiF + BN = Li3N + BF3
Se + H2O = Se(OH)2 + H2 =>
Se + 2 H2O = Se(OH)2 + H2
Mg + HNO3(aq) = H2 + MgNO3(aq) =>
2 Mg + 2 HNO3(aq) = H2 + 2 MgNO3(aq)
KNO3 + C4H10O4 = N2 + CO2 + H2O + K2CO3 =>
18 KNO3 + 5 C4H10O4 = 9 N2 + 11 CO2 + 25 H2O + 9 K2CO3
Pt(OH)4 + HNO2 = Pt(NO3)2 + H2O + H =>
Pt(OH)4 + 2 HNO2 = Pt(NO3)2 + 2 H2O + 2 H
K2CO3 + HNO3 = KHCO3 + KNO3 =>
K2CO3 + HNO3 = KHCO3 + KNO3
Na2SeO3 + NaH2PO2 = Na3PO4 + H2O + Se =>
Na2SeO3 + NaH2PO2 = Na3PO4 + H2O + Se
Co + Ag(NO3)2 + HCl = Ag + CoCl2 + H2(NO3)2 =>
Co + Ag(NO3)2 + 2 HCl = Ag + CoCl2 + H2(NO3)2
C7H6 + O2 = CO2 + H2O =>
2 C7H6 + 17 O2 = 14 CO2 + 6 H2O
[HgOH]NO3 + NH4OH = [Hg(NH3)4](OH)2 + HNO3 + H2O =>
[HgOH]NO3 + 4 NH4OH = [Hg(NH3)4](OH)2 + HNO3 + 3 H2O
Na2WO4 + FeSO4 + H2SO4 = WO2 + Fe(SO4)3 + Na2SO4 + H2O =>
2 Na2WO4 + FeSO4 + 4 H2SO4 = 2 WO2 + Fe(SO4)3 + 2 Na2SO4 + 4 H2O
PbCl2(ac) + H2S(g) = PbS + HCl(ac) =>
PbCl2(ac) + H2S(g) = PbS + 2 HCl(ac)
Mn + H2O + NH4Cl = MnCl2 + NH4OH + H2 =>
Mn + 2 H2O + 2 NH4Cl = MnCl2 + 2 NH4OH + H2
Fe3 + PO3 = Fe3(PO3)2 =>
Fe3 + 2 PO3 = Fe3(PO3)2
KI + Na2S2O3 = K2S2O3 + NaI =>
2 KI + Na2S2O3 = K2S2O3 + 2 NaI
C6H6 + NaOH = C6H5Na + H2O =>
C6H6 + NaOH = C6H5Na + H2O
HNO3 + Na2(Cr2O7) = H2(Cr2O7) + Na(NO3) =>
2 HNO3 + Na2(Cr2O7) = H2(Cr2O7) + 2 Na(NO3)
FeBr3 + Cu = FeBr2 + CuBr =>
FeBr3 + Cu = FeBr2 + CuBr
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
CH2CHCHCH2 + Br2 = CH2BrCHBrCHBrCH2Br =>
CH2CHCHCH2 + 2 Br2 = CH2BrCHBrCHBrCH2Br
N2 + H2 = N1H3 =>
N2 + 3 H2 = 2 N1H3
MnO4{-} + S2O3{2-} + H2O = MnO(OH)2 + SO4{2-} + OH{-} =>
8 MnO4{-} + 3 S2O3{2-} + 9 H2O = 8 MnO(OH)2 + 6 SO4{2-} + 2 OH{-}
KOsO4 + H2SO4 + KI = OsSO4 + H2O + I2 + K2SO4 =>
2 KOsO4 + 8 H2SO4 + 10 KI = 2 OsSO4 + 8 H2O + 5 I2 + 6 K2SO4
Al(OH)3 + (NH4)3PO4 = AlPO4 + NH3 + H2O =>
Al(OH)3 + (NH4)3PO4 = AlPO4 + 3 NH3 + 3 H2O
SO4 + NH3 = N2 + SO3 + H2O =>
3 SO4 + 2 NH3 = N2 + 3 SO3 + 3 H2O
C6H14(s) + O2(g) = CO2(s) + H2O(g) =>
2 C6H14(s) + 19 O2(g) = 12 CO2(s) + 14 H2O(g)
BaO + Cl2O7 = BaCl2 + O =>
BaO + Cl2O7 = BaCl2 + 8 O
KI + Pb(NO3)2 = PbI2 + K(NO3) =>
2 KI + Pb(NO3)2 = PbI2 + 2 K(NO3)
HO2 + K2HO4 + O2 = KHO4 =>
HO2 + K2HO4 + O2 = 2 KHO4
Cl2 + Na2SO2 + NaOH = NaCl + Na2SO4 + H2O =>
2 Cl2 + Na2SO2 + 4 NaOH = 4 NaCl + Na2SO4 + 2 H2O
FeC2O4*2H2O(s) = FeCO3(s) + H2O(g) + CO =>
FeC2O4*2H2O(s) = FeCO3(s) + 2 H2O(g) + CO
Na2[Co(OH)4] + Br2 = Co(OH)3 + NaBr + NaOH =>
2 Na2[Co(OH)4] + Br2 = 2 Co(OH)3 + 2 NaBr + 2 NaOH
Mg + LiSO4 = MgSO4 + Li =>
Mg + LiSO4 = MgSO4 + Li
C6O6Cr + Cl = CrCl3 + CO =>
C6O6Cr + 3 Cl = CrCl3 + 6 CO
CuS + HNO3 = Cu(NO3) + S + NO2 + H2O =>
CuS + 2 HNO3 = Cu(NO3) + S + NO2 + H2O
C5H11OH + O2 = H2O2 + CO2 =>
2 C5H11OH + 21 O2 = 12 H2O2 + 10 CO2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
MnSO4 + H2SO4 + PbO2 = H2O + HMnO4 + PbSO4 =>
2 MnSO4 + 3 H2SO4 + 5 PbO2 = 2 H2O + 2 HMnO4 + 5 PbSO4
F2 + C6 = F3C9 =>
3 F2 + 3 C6 = 2 F3C9
Co(No3)2(aq) + NaOH(aq) = Co(OH)2(s) + NaNo3(aq) =>
Co(No3)2(aq) + 2 NaOH(aq) = Co(OH)2(s) + 2 NaNo3(aq)
Zn + CO = C + ZnO =>
Zn + CO = C + ZnO
C6H5Cl + NaOH = C6H5NaO + NaCl + H2O =>
C6H5Cl + 2 NaOH = C6H5NaO + NaCl + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/27/25
Équations équilibrées sur05/27/24
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