| Équations équilibrées la veille |
C20H42 = C10H22 + C10H20
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
KOH + NaCl = KCl + NaOH =>
KOH + NaCl = KCl + NaOH
Cr(OH)3 + NaNO3 + HCl = Cr(OH)4 + NaNO2 + Cl =>
Cr(OH)3 + NaNO3 + HCl = Cr(OH)4 + NaNO2 + Cl
H2O2 + Fe{3+} = Fe{2+} + H{+} + O2 =>
H2O2 + 2 Fe{3+} = 2 Fe{2+} + 2 H{+} + O2
C7H5N3O6(s) + O2(g) = N2(g) + H2O(g) + CO2 =>
4 C7H5N3O6(s) + 21 O2(g) = 6 N2(g) + 10 H2O(g) + 28 CO2
C20H22 + O2 = CO2 + H2O =>
2 C20H22 + 51 O2 = 40 CO2 + 22 H2O
K2CrO4 + Na2SO3 + HCl = KCl + Na2SO4 + CrCl3 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 10 HCl = 4 KCl + 3 Na2SO4 + 2 CrCl3 + 5 H2O
H2SO4 + Pb(CH3COO)2 = Pb2(SO4)2 + CH3COOH =>
2 H2SO4 + 2 Pb(CH3COO)2 = Pb2(SO4)2 + 4 CH3COOH
NaNO3(aq) + HCl(aq) = NaCl(s) + HNO3(aq) =>
NaNO3(aq) + HCl(aq) = NaCl(s) + HNO3(aq)
Mg3N2(s) + H2O(l) = Mg(OH)2(s) + NH3(aq) =>
Mg3N2(s) + 6 H2O(l) = 3 Mg(OH)2(s) + 2 NH3(aq)
NH4HCO3 = NH3 + CO2 + H2O =>
NH4HCO3 = NH3 + CO2 + H2O
Br2 + KI = I2 + KBr =>
Br2 + 2 KI = I2 + 2 KBr
KOH + H3PO3 = KH2PO3 + H2O =>
KOH + H3PO3 = KH2PO3 + H2O
Na2S + H3PO4 = NaH2PO4 + H2S =>
Na2S + 2 H3PO4 = 2 NaH2PO4 + H2S
CaCl2 + HI = CaI2 + HCl =>
CaCl2 + 2 HI = CaI2 + 2 HCl
Al2O3 + CO = Al + CO2 =>
Al2O3 + 3 CO = 2 Al + 3 CO2
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
Mg(s) + H2SO4(Ac) = MgSO4(Ac) + H2(g) =>
Mg(s) + H2SO4(Ac) = MgSO4(Ac) + H2(g)
Ca(NO3)2 + Na3PO4 = Ca3(PO4)2 + NaNO3 =>
3 Ca(NO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaNO3
Ba(OH)2(aq) + (NH4)2SO4(aq) = BaSO4(s) + NH3(g) + H2O(l) =>
Ba(OH)2(aq) + (NH4)2SO4(aq) = BaSO4(s) + 2 NH3(g) + 2 H2O(l)
KClO3 + Mg(NO3)2 = KNO3 + Mg(ClO3)2 =>
2 KClO3 + Mg(NO3)2 = 2 KNO3 + Mg(ClO3)2
NH4Cl + Pb(CH3COO)2 = NH4CH3COO + PbCl2 =>
2 NH4Cl + Pb(CH3COO)2 = 2 NH4CH3COO + PbCl2
HCIO4 + H2O = H3O + CIO4 =>
HCIO4 + H2O = H3O + CIO4
Mn2O3 + H2O = HMnO2 =>
Mn2O3 + H2O = 2 HMnO2
Na2SO4 + C4 = Na2S + CO =>
Na2SO4 + C4 = Na2S + 4 CO
FeCl2 = Cl2 + Fe =>
FeCl2 = Cl2 + Fe
Na2CrO4(aq) + Cu(NO3)2(aq) = CuCrO4 + NaNO3 =>
Na2CrO4(aq) + Cu(NO3)2(aq) = CuCrO4 + 2 NaNO3
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2SO3(aq) + Zn(OH)2(s) = ZnSO3(s) + H2O(l) =>
H2SO3(aq) + Zn(OH)2(s) = ZnSO3(s) + 2 H2O(l)
MnCl2 + KOH + O2 = MnO2 + KCl + H2O =>
2 MnCl2 + 4 KOH + O2 = 2 MnO2 + 4 KCl + 2 H2O
Fe(s) + HC2H3O2(aq) = Fe(C2H3O2)3(aq) + H2(g) =>
2 Fe(s) + 6 HC2H3O2(aq) = 2 Fe(C2H3O2)3(aq) + 3 H2(g)
OH{-} + ClO3{-} + Fe(OH)3 = FeO4{-2} + Cl{-} + H2O =>
4 OH{-} + ClO3{-} + 2 Fe(OH)3 = 2 FeO4{-2} + Cl{-} + 5 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
MnO4{-} + I{-} + OH{-} = MnO4{2-} + IO3{-} + H2O =>
6 MnO4{-} + I{-} + 6 OH{-} = 6 MnO4{2-} + IO3{-} + 3 H2O
Cr(OH)4{-} + H{+} = Cr{3+} + H2O =>
Cr(OH)4{-} + 4 H{+} = Cr{3+} + 4 H2O
KMnO4 + H2C24 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2 =>
12 KMnO4 + H2C24 + 18 H2SO4 = 6 K2SO4 + 12 MnSO4 + 24 CO2 + 19 H2
AgNo3 + Br = AgBr + No3 =>
AgNo3 + Br = AgBr + No3
HOBr = H + OBr =>
HOBr = H + OBr
H2(C2O4) + K(OH) = H(OH) + K2(C2O4) =>
H2(C2O4) + 2 K(OH) = 2 H(OH) + K2(C2O4)
SCl = S + Cl =>
SCl = S + Cl
C10H20O = C10H18 + H2O =>
C10H20O = C10H18 + H2O
Mn(NO3)2 + NH4Cl = MnCl2 + NH4(NO3) =>
Mn(NO3)2 + 2 NH4Cl = MnCl2 + 2 NH4(NO3)
Cu2S + Fe{3+} = Cu{2+} + Fe{2+} + S8 =>
8 Cu2S + 32 Fe{3+} = 16 Cu{2+} + 32 Fe{2+} + S8
Na2S*9H2O = Na + S + H2O =>
Na2S*9H2O = 2 Na + S + 9 H2O
HOOCCOOH + H2O = OOCCOO + H3O =>
HOOCCOOH + 2 H2O = OOCCOO + 2 H3O
Ni(NO3)2 + Na2C2O4 = NiC2O4 + Na(NO3) =>
Ni(NO3)2 + Na2C2O4 = NiC2O4 + 2 Na(NO3)
Cu + Pb(SO3)2 = Pb + Cu(SO3)2 =>
Cu + Pb(SO3)2 = Pb + Cu(SO3)2
HC3H5O3 + NaOH = NaC3H5O3 + H2O =>
HC3H5O3 + NaOH = NaC3H5O3 + H2O
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Équations équilibrées sur10/27/24
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