| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 F2 + 2 H2O = 4 HF + O2
Co(NO3)2 + NaCBr = CoBr2 + NaCNO3 =>
Co(NO3)2 + 2 NaCBr = CoBr2 + 2 NaCNO3
Ag(s) + HNO3(aq) = AgNO3(s) + H2O(g) + NO2(g) =>
Ag(s) + 2 HNO3(aq) = AgNO3(s) + H2O(g) + NO2(g)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NH3 + Cl2 = N2 + HCl2 =>
2 NH3 + 6 Cl2 = N2 + 6 HCl2
C3H2O2 + O2 = CO2 + H2O =>
2 C3H2O2 + 5 O2 = 6 CO2 + 2 H2O
Fe(OH)3 + HBr = Fe(OH)2Br + H2O =>
Fe(OH)3 + HBr = Fe(OH)2Br + H2O
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 = =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
HSO4 + Mg = MgSO4 + H2 =>
2 HSO4 + 2 Mg = 2 MgSO4 + H2
I2 + Cu = Cu2I =>
I2 + 4 Cu = 2 Cu2I
BrO3{-} + HAsO3{2-} + H{+} = Br{-} + H3 + AsO4 =>
BrO3{-} + 3 HAsO3{2-} + 6 H{+} = Br{-} + 3 H3 + 3 AsO4
CrSO4 + NaOH = Na2SO4 + Cr(OH)2 =>
CrSO4 + 2 NaOH = Na2SO4 + Cr(OH)2
CH3COOH + Ca(OH)2 = Ca(CH3COO)2(aq) + H2O(l) =>
2 CH3COOH + Ca(OH)2 = Ca(CH3COO)2(aq) + 2 H2O(l)
SiO2 + Mg(OH)2 = MgSiO3 + H2O =>
SiO2 + Mg(OH)2 = MgSiO3 + H2O
H{+} + SO42{-} + NaHS = SO2 + Na2SO4 + H2O =>
14 H{+} + 14 SO42{-} + 158 NaHS = 93 SO2 + 79 Na2SO4 + 86 H2O
Fe(NO3)3*9H2O = Fe + (NO3)3 + H2O =>
Fe(NO3)3*9H2O = Fe + (NO3)3 + 9 H2O
K2Cr2O7 + NaHSO3 + H2SO4 = Cr(HSO4)3 + NaHSO4 + KHSO4 + H2O =>
K2Cr2O7 + 3 NaHSO3 + 8 H2SO4 = 2 Cr(HSO4)3 + 3 NaHSO4 + 2 KHSO4 + 4 H2O
CdI2 + O2 = CdO + I2 =>
2 CdI2 + O2 = 2 CdO + 2 I2
K2SO4 + BCl2 = BSO4 + KCl =>
K2SO4 + BCl2 = BSO4 + 2 KCl
Fe{3+} + NCS{-} = [Fe(NCS)6]{-3} =>
Fe{3+} + 6 NCS{-} = [Fe(NCS)6]{-3}
N{+5} + e = N{+2} =>
N{+5} + 3e = N{+2}
CuCl2 + O2 = Cu(ClO3)2 =>
CuCl2 + 3 O2 = Cu(ClO3)2
C6H5COCH3 + NaOCl + H3O = C7H6O2 + CHCl3 + NaOH =>
28 C6H5COCH3 + 105 NaOCl + 26 H3O = 27 C7H6O2 + 35 CHCl3 + 105 NaOH
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
K2CrO4(aq) + Al(C2H3O2)3(aq) = Al2(CrO4)3 + KC2H3O2 =>
3 K2CrO4(aq) + 2 Al(C2H3O2)3(aq) = Al2(CrO4)3 + 6 KC2H3O2
CuCl2(aq) + Na3PO4(aq) = Cu3(PO4)2(s) + NaCl(aq) =>
3 CuCl2(aq) + 2 Na3PO4(aq) = Cu3(PO4)2(s) + 6 NaCl(aq)
(CH3(C4H28)CH3) + O2 = CO2 + H2O =>
2(CH3(C4H28)CH3) + 29 O2 = 12 CO2 + 34 H2O
CuCO3 + KOH = Cu(OH)2 + K2CO3 =>
CuCO3 + 2 KOH = Cu(OH)2 + K2CO3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
SeO2 + Ca(OH)2 = Se(OH)2 + CaO2 =>
SeO2 + Ca(OH)2 = Se(OH)2 + CaO2
H2S + FeCe3 = FeCe2 + S + HCe =>
H2S + 2 FeCe3 = 2 FeCe2 + S + 2 HCe
(NH4)NO3 + KOH = NH4OH + KNO3 =>
(NH4)NO3 + KOH = NH4OH + KNO3
Fe + Cr + Ni = FeCrNi =>
Fe + Cr + Ni = FeCrNi
CuOH2 = Cu + O2 + H2 =>
2 CuOH2 = 2 Cu + O2 + 2 H2
CuCl2(aq) + H2O(l) + Zn = CuZn + HCl + O2 =>
2 CuCl2(aq) + 2 H2O(l) + 2 Zn = 2 CuZn + 4 HCl + O2
In + HNO3 = In(NO3)3 + N2O + H2O =>
8 In + 30 HNO3 = 8 In(NO3)3 + 3 N2O + 15 H2O
CsOH + CH3CO2H = CsCH3CO2 + H2O =>
CsOH + CH3CO2H = CsCH3CO2 + H2O
W + CO = WC + CO2 =>
W + 2 CO = WC + CO2
K2[Zn(OH)4] + H2O = KOH + H2[Zn(OH)4] =>
K2[Zn(OH)4] + 2 H2O = 2 KOH + H2[Zn(OH)4]
FeCl2 + H2SO4 + HNO3 = Fe2(SO4)3 + FeCl3 + NO + H2O =>
6 FeCl2 + 3 H2SO4 + 2 HNO3 = Fe2(SO4)3 + 4 FeCl3 + 2 NO + 4 H2O
Cl + F = ClF7 =>
Cl + 7 F = ClF7
Hg2(NO3)2 + NaCl = HgHgCl2 + NaNO3 =>
Hg2(NO3)2 + 2 NaCl = HgHgCl2 + 2 NaNO3
NH3 + CO2 = CO(NH2)2 + H2O =>
2 NH3 + CO2 = CO(NH2)2 + H2O
HCl + K2CO3 = KCl + H2O + CO2 =>
2 HCl + K2CO3 = 2 KCl + H2O + CO2
C2 + H2O = CO2 + H2 =>
C2 + 4 H2O = 2 CO2 + 4 H2
Cl2 + Na[Al(OH)4] = NaClO + Al(OH)3 + NaCl + H2O =>
Cl2 + 2 Na[Al(OH)4] = NaClO + 2 Al(OH)3 + NaCl + H2O
(H2S)2 + NaOH = Na2S + H2O =>
(H2S)2 + 4 NaOH = 2 Na2S + 4 H2O
Ti + C2H2O4 = H2 + TiC + TiO2 =>
4 Ti + C2H2O4 = H2 + 2 TiC + 2 TiO2
(NH4)2Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
2(NH4)2Cr2O7 = 4 NH3 + 2 H2O + 2 Cr2O3 + 3 O2
SO2 + Ba(OH)2 = SO4 + Ba + H =>
SO2 + Ba(OH)2 = SO4 + Ba + 2 H
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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