| Équations équilibrées la veille |
CH4 + 2 O2 = CO2 + 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cr2O7{2-} + CH3OH + H3O{+} = Cr{3+} + CH2O + H2O =>
Cr2O7{2-} + 3 CH3OH + 8 H3O{+} = 2 Cr{3+} + 3 CH2O + 15 H2O
NaBr + K2S = Na2S + KBr =>
2 NaBr + K2S = Na2S + 2 KBr
CH3(CH2)11C6H4SO3H + NaOH = CH3(CH2)11C6H4SO3Na + H2O =>
CH3(CH2)11C6H4SO3H + NaOH = CH3(CH2)11C6H4SO3Na + H2O
ZnCO3 + H3(C6H5O7) = Zn3(C6H5O7)2 + H2O + CO2 =>
3 ZnCO3 + 2 H3(C6H5O7) = Zn3(C6H5O7)2 + 3 H2O + 3 CO2
CH3COOAg + H2O = CH3COOH + AgOH =>
CH3COOAg + H2O = CH3COOH + AgOH
SO2 + Li2Se = SSe2 + Li2O =>
SO2 + 2 Li2Se = SSe2 + 2 Li2O
KOH(aq) + HBrO4(aq) = KBrO4(aq) + H2O(l) =>
KOH(aq) + HBrO4(aq) = KBrO4(aq) + H2O(l)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
V + OH{-} + H2O = HV6O17{3-}{+} + H2 =>
6 V + 3 OH{-} + 14 H2O = HV6O17{3-}{+} + 15 H2
KCl + AgNO2 = AgCl + KNO2 =>
KCl + AgNO2 = AgCl + KNO2
Na + CdS = Na2S + Cd =>
2 Na + CdS = Na2S + Cd
(CO3H)2Ca + NH3 = CO3Ca + (NH4)2CO3 =>
(CO3H)2Ca + 2 NH3 = CO3Ca + (NH4)2CO3
C4H9Br + O2 = CO2 + H2O + Br =>
4 C4H9Br + 25 O2 = 16 CO2 + 18 H2O + 4 Br
Al2O3(aq) + C(s) = CO(g) + Al(l) =>
Al2O3(aq) + 3 C(s) = 3 CO(g) + 2 Al(l)
Ni(NO3)2 + Na2CrO4 = Ni(CrO4) + NaNO3 =>
Ni(NO3)2 + Na2CrO4 = Ni(CrO4) + 2 NaNO3
NiS + Na = NiNa + S =>
NiS + Na = NiNa + S
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
WS3 + O2 = WO3 + SO2 =>
2 WS3 + 9 O2 = 2 WO3 + 6 SO2
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
Cr2(SO3)3 + KClO3 + KOH = K2CrO4 + KCl + K2SO4 + H2O =>
Cr2(SO3)3 + 2 KClO3 + 10 KOH = 2 K2CrO4 + 2 KCl + 3 K2SO4 + 5 H2O
NH3 + H2O + CuSO4 = [Cu(NH3)4](OH)2 + (NH4)2SO4 =>
6 NH3 + 2 H2O + CuSO4 = [Cu(NH3)4](OH)2 + (NH4)2SO4
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
NH3(g) + Cl(g) = NH4Cl(s) + NCl3(g) =>
4 NH3(g) + 6 Cl(g) = 3 NH4Cl(s) + NCl3(g)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Fe(NO3)2 + H2SO4 = FeSO4 + HNO3 =>
Fe(NO3)2 + H2SO4 = FeSO4 + 2 HNO3
S2Cl2 + NH3 = S2N5 + S8 + NH4Cl =>
60 S2Cl2 + 160 NH3 = 8 S2N5 + 13 S8 + 120 NH4Cl
K2SO3 + Pb(NO3)2 = K(NO3) + PbSO3 =>
K2SO3 + Pb(NO3)2 = 2 K(NO3) + PbSO3
NaOH + LiCl2 = NaCl2 + LiOH =>
NaOH + LiCl2 = NaCl2 + LiOH
Ae + Fe = AeFe3 =>
Ae + 3 Fe = AeFe3
Cl2 + NaI2 = NaCl + I2 =>
Cl2 + 2 NaI2 = 2 NaCl + 2 I2
HO2{-} + H2O = H2O2 + O2(2{-}) =>
2 HO2{-} + 2 H2O = 3 H2O2 + 2 O2(2{-})
CaO + H3PO4 = Ca3(PO4)2 + H2O =>
3 CaO + 2 H3PO4 = Ca3(PO4)2 + 3 H2O
Na2SiO3 + HCl = NaCl + H2SiO3 =>
Na2SiO3 + 2 HCl = 2 NaCl + H2SiO3
NH3(aq) + OCl{-}(aq) = N2H4(l) + Cl{-}(aq) + H2O(l) =>
2 NH3(aq) + OCl{-}(aq) = N2H4(l) + Cl{-}(aq) + H2O(l)
AlBr3 + (NH4)2(Cr2O7) = Al2(Cr2O7)3 + NH4Br =>
2 AlBr3 + 3(NH4)2(Cr2O7) = Al2(Cr2O7)3 + 6 NH4Br
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
CaSO4 + S = SO3 + CaS =>
3 CaSO4 + 4 S = 4 SO3 + 3 CaS
Zn(NO3)2 + H2O = Zn + O2 + HNO =>
2 Zn(NO3)2 + 2 H2O = 2 Zn + 5 O2 + 4 HNO
NaHCO3(aq) + C6H8O7(aq) = Na3C6H5O7(aq) + CO2(g) + H2O(l) =>
3 NaHCO3(aq) + C6H8O7(aq) = Na3C6H5O7(aq) + 3 CO2(g) + 3 H2O(l)
Pb(NO3)2 + FeSO4 = Fe(NO3)2 + PbSO4 =>
Pb(NO3)2 + FeSO4 = Fe(NO3)2 + PbSO4
HCl + SO4 = H2SO4 + Cl =>
2 HCl + SO4 = H2SO4 + 2 Cl
Cu(CH3COO)2*H2O + Cu = Cu2(CH3COO)2 + H2O =>
Cu(CH3COO)2*H2O + Cu = Cu2(CH3COO)2 + H2O
H3PO4 + KOH = K3PO4 + H2O(water) =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O(water)
U3O8 = U + O2 =>
U3O8 = 3 U + 4 O2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
(CH2)5CHOH + O2 = CO2 + H2O =>
2(CH2)5CHOH + 17 O2 = 12 CO2 + 12 H2O
N2 + O2 + H2O = HNO3 =>
2 N2 + 5 O2 + 2 H2O = 4 HNO3
AlCl3 + H2SO4 = Al2(SO4)3 + HCl =>
2 AlCl3 + 3 H2SO4 = Al2(SO4)3 + 6 HCl
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Équations équilibrées sur10/20/24
Équations équilibrées sur11/19/23
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