| Équations équilibrées la veille | Équations équilibrées le lendemain |
B2O2 + 2 Mg = 2 B + 2 MgO
HgClO3 = HgCl + O2 =>
2 HgClO3 = 2 HgCl + 3 O2
PbNO3 + NaCl = PbCl + NaNO3 =>
PbNO3 + NaCl = PbCl + NaNO3
HCHO + (CaOH)2 = H2O + CaCHO =>
2 HCHO + (CaOH)2 = 2 H2O + 2 CaCHO
Cl + NaBr = NaBrCl =>
Cl + NaBr = NaBrCl
Sb + HNO3 + HCl = SbCl5 + NO + H2O =>
3 Sb + 5 HNO3 + 15 HCl = 3 SbCl5 + 5 NO + 10 H2O
C6H4OHCOOH + (CH3CO)2O = C9H8O4 =>
11 C6H4OHCOOH + (CH3CO)2O = 9 C9H8O4
CH3(CH2)4CH3 + Br2 = CH3(CH2)5Br + HBr =>
CH3(CH2)4CH3 + Br2 = CH3(CH2)5Br + HBr
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Pb(SO4)2 + Na3PO4 = Pb3(PO4)4 + Na2SO4 =>
3 Pb(SO4)2 + 4 Na3PO4 = Pb3(PO4)4 + 6 Na2SO4
FeC2O4*2H2O(aq) + O2(g) = FeO(s) + H2O(l) + CO2(aq) =>
2 FeC2O4*2H2O(aq) + O2(g) = 2 FeO(s) + 4 H2O(l) + 4 CO2(aq)
MnO2 + H2SO4 + C6H8O7 = MnSO4 + CO2 + H2O =>
9 MnO2 + 9 H2SO4 + C6H8O7 = 9 MnSO4 + 6 CO2 + 13 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HNO3 + Mg(HCO3)2 = H2O + CO2 + Mg(NO3)2 =>
2 HNO3 + Mg(HCO3)2 = 2 H2O + 2 CO2 + Mg(NO3)2
Hg2SO4 + (NH4)(NO3) = (NH4)2SO4 + Hg2(NO3)2 =>
Hg2SO4 + 2(NH4)(NO3) = (NH4)2SO4 + Hg2(NO3)2
LiCl + NbCl4 + H2O = LiNbO3 + H2 + Cl2 =>
2 LiCl + 2 NbCl4 + 6 H2O = 2 LiNbO3 + 6 H2 + 5 Cl2
Cu + NaNO3 + H2SO4 = NaHSO4 + Cu(NO3)2 + H2O + NO2 =>
Cu + 4 NaNO3 + 4 H2SO4 = 4 NaHSO4 + Cu(NO3)2 + 2 H2O + 2 NO2
Cl2(g) + I2(g) = ICl(s) =>
Cl2(g) + I2(g) = 2 ICl(s)
Na3AsO4 + NaI + HCl = AsCl3 + I2 + NaCl + H2O =>
Na3AsO4 + 2 NaI + 8 HCl = AsCl3 + I2 + 5 NaCl + 4 H2O
F2 + HOH = HF2 + O3 =>
6 F2 + 3 HOH = 6 HF2 + O3
CaH2(s) + H2O(l) = H2(g) + Ca(OH)2(aq) =>
CaH2(s) + 2 H2O(l) = 2 H2(g) + Ca(OH)2(aq)
C4H10O + Cr2O72{-} + H{+} = C4H8O + Cr3{+} + H2O =>
427 C4H10O + 6 Cr2O72{-} + 10 H{+} = 427 C4H8O + 4 Cr3{+} + 432 H2O
Mn2O7 + CO2 = Mn2(CO3)7 =>
Mn2O7 + 7 CO2 = Mn2(CO3)7
H2SO4(aq) + KOH(aq) = K2SO4(s) + H2O(aq) =>
H2SO4(aq) + 2 KOH(aq) = K2SO4(s) + 2 H2O(aq)
H2O2 + C11H14O3 = CO2 + H2O =>
26 H2O2 + C11H14O3 = 11 CO2 + 33 H2O
Zn(NO3)2 + K2SO4 = ZnSO4 + K2(NO3)2 =>
Zn(NO3)2 + K2SO4 = ZnSO4 + K2(NO3)2
HCl + Zh = ZhCl2 + H2 =>
2 HCl + Zh = ZhCl2 + H2
P2S5 = P2 + S5 =>
P2S5 = P2 + S5
Na2CO3(s) + H2O(l) + CO2(g) = NaHCO3(s) =>
Na2CO3(s) + H2O(l) + CO2(g) = 2 NaHCO3(s)
K2Cr2O7 + H2SO4 + KI = H2O + I2 + K2SO4 + Cr2(SO4) =>
K2Cr2O7 + 7 H2SO4 + 10 KI = 7 H2O + 5 I2 + 6 K2SO4 + Cr2(SO4)
K2Cr2O7 + (CH3)2SO + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
3 K2Cr2O7 + (CH3)2SO + 11 H2SO4 = 3 K2SO4 + 3 Cr2(SO4)3 + 2 CO2 + 14 H2O
Na2Cr2O7 + Ca3(PO4)2 = CaCr2O7 + Na3(PO4) =>
3 Na2Cr2O7 + Ca3(PO4)2 = 3 CaCr2O7 + 2 Na3(PO4)
C2H5NO2 + H2 = C2H5OH + NO =>
2 C2H5NO2 + H2 = 2 C2H5OH + 2 NO
Cu2S + HNO3 = Cu(NO2)3 + CuSO4 + NO2 + H2O =>
Cu2S + 8 HNO3 = Cu(NO2)3 + CuSO4 + 5 NO2 + 4 H2O
C5H10 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
C5H10 + 5 K2Cr2O7 + 20 H2SO4 = 5 CO2 + 5 Cr2(SO4)3 + 5 K2SO4 + 25 H2O
Na3P + Ca(NO3)2 = NaNO3 + Ca3P2 =>
2 Na3P + 3 Ca(NO3)2 = 6 NaNO3 + Ca3P2
NH4NO3 + NaOH = NH4 + H2 + NaNO3 =>
4 NH4NO3 + 6 NaOH = 2 NH4 + 7 H2 + 6 NaNO3
Mg(NO3)2 = MgO + N2O5 =>
Mg(NO3)2 = MgO + N2O5
HIO3 + HCl = ICl + Cl2 + H2O =>
HIO3 + 5 HCl = ICl + 2 Cl2 + 3 H2O
Rb2O + Cl2 = RbCl + O2 =>
2 Rb2O + 2 Cl2 = 4 RbCl + O2
Zn + Na2CO3 + H2O = NaOH + ZnCO3 + H2 =>
Zn + Na2CO3 + 2 H2O = 2 NaOH + ZnCO3 + H2
C6H5NO2 + (NH4)2S = C6H5NH2 + S + NH3 + H2O =>
C6H5NO2 + 3(NH4)2S = C6H5NH2 + 3 S + 6 NH3 + 2 H2O
C4H7N + O2 = CO2 + N2 + H2O =>
4 C4H7N + 23 O2 = 16 CO2 + 2 N2 + 14 H2O
VO{2+} + MnO4{-} + H2O = V(OH)4{+} + Mn{2+} + H{+} =>
5 VO{2+} + MnO4{-} + 11 H2O = 5 V(OH)4{+} + Mn{2+} + 2 H{+}
Mg(NO3)2 = MgO + N2O5 =>
Mg(NO3)2 = MgO + N2O5
CrO3 + HI = Cr2O3 + I2 + H2O =>
2 CrO3 + 6 HI = Cr2O3 + 3 I2 + 3 H2O
Fe2O3 + H2SO4 = Fe2[SO4]3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2[SO4]3 + 3 H2O
MgO + H2S2 = MgS2 + H2O =>
MgO + H2S2 = MgS2 + H2O
Ba + FeCl2 = Fe + BaCl2 =>
Ba + FeCl2 = Fe + BaCl2
C5H10O2C4H9 + O2 = CO2 + H2O =>
4 C5H10O2C4H9 + 51 O2 = 36 CO2 + 38 H2O
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Équations équilibrées sur06/04/24
Équations équilibrées sur07/04/23
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