| Équations équilibrées la veille |
3 HNO4 + Fe(OH)3 = Fe(NO4)3 + 3 H2O
Br2 + AI = AIBr3 =>
3 Br2 + 2 AI = 2 AIBr3
CaCO3 + H3PO4 = Ca3(PO4)2 + H2CO3 =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2CO3
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
NaCl + HNO3 = H2O + HClO4 + NO2 + NaNO3 =>
NaCl + 9 HNO3 = 4 H2O + HClO4 + 8 NO2 + NaNO3
H2S + KOH = HOH + K2S =>
H2S + 2 KOH = 2 HOH + K2S
NaNO3 + NaOH = Na2O2 + NH3 + H2O =>
NaNO3 + 7 NaOH = 4 Na2O2 + NH3 + 2 H2O
Cu(NO3)2 + H2O = HNO3 + Cu(OH)2 =>
Cu(NO3)2 + 2 H2O = 2 HNO3 + Cu(OH)2
Pb3O4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
XeF2 + KOH = Xe + H2O + O2 + KF =>
2 XeF2 + 4 KOH = 2 Xe + 2 H2O + O2 + 4 KF
H2O(g) + C(g) = CO(g) + H(g) =>
H2O(g) + C(g) = CO(g) + 2 H(g)
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
Na2S(aq) + CaCl2(aq) = CaS(s) + NaCl(aq) =>
Na2S(aq) + CaCl2(aq) = CaS(s) + 2 NaCl(aq)
C10H15N + O2 = CO2 + H2O + N2 =>
4 C10H15N + 55 O2 = 40 CO2 + 30 H2O + 2 N2
Al + SrCl3 = AlCl3 + Sr =>
Al + SrCl3 = AlCl3 + Sr
C10H15N + O2 = CO2 + H2O + N2 =>
4 C10H15N + 55 O2 = 40 CO2 + 30 H2O + 2 N2
NaOH + FeCl3 = Fe(OH)3 + NaCl =>
3 NaOH + FeCl3 = Fe(OH)3 + 3 NaCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2S + Fe(OH)3 = Fe2S3 + H2O =>
3 H2S + 2 Fe(OH)3 = Fe2S3 + 6 H2O
CdS + HCl = CdCl2 + H2S =>
CdS + 2 HCl = CdCl2 + H2S
SO3 + I2 = I4O9 + SO2 =>
9 SO3 + 2 I2 = I4O9 + 9 SO2
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
H2SO4 + NaOH = H3O + NaSO4 =>
H2SO4 + NaOH = H3O + NaSO4
Pb(ClO3)2 + CuSO4 = PbSO4 + Cu(ClO3)2 =>
Pb(ClO3)2 + CuSO4 = PbSO4 + Cu(ClO3)2
NaH2PO4 + KOH = NaOH + K3PO4 + H2O =>
NaH2PO4 + 3 KOH = NaOH + K3PO4 + 2 H2O
CH3COOH + MgCO3 = H2CO3 + Mg(CH3COO)2 =>
2 CH3COOH + MgCO3 = H2CO3 + Mg(CH3COO)2
KMnO4 + FeSO4 + H2SO4 = KHSO4 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 10 FeSO4 + 9 H2SO4 = 2 KHSO4 + 2 MnSO4 + 5 Fe2(SO4)3 + 8 H2O
Ca(NO3)2 = O2 + Ca(NO2)2 =>
Ca(NO3)2 = O2 + Ca(NO2)2
FeBr2 + HOH = Fe(OH)2 + HBr =>
FeBr2 + 2 HOH = Fe(OH)2 + 2 HBr
Cu{2+} + NH3 + H2O = Cu(OH)2(s) + NH4{+} =>
Cu{2+} + 2 NH3 + 2 H2O = Cu(OH)2(s) + 2 NH4{+}
B + H2 = B2H4 =>
2 B + 2 H2 = B2H4
Ce(OH)3 = Ce2O3 + H2O =>
2 Ce(OH)3 = Ce2O3 + 3 H2O
AlCl3(aq) + NaOH(aq) = NaCl3(aq) + AlOH(s) =>
AlCl3(aq) + NaOH(aq) = NaCl3(aq) + AlOH(s)
C6H5SO3H + NaOH = C6H5OH + Na2SO3 + H2O =>
C6H5SO3H + 2 NaOH = C6H5OH + Na2SO3 + H2O
K2SO4Cr2(SO4)3 + Ba(NO3)2 = BaSO4 + KNO3 + Cr(NO3)3 =>
K2SO4Cr2(SO4)3 + 4 Ba(NO3)2 = 4 BaSO4 + 2 KNO3 + 2 Cr(NO3)3
(Co(NH3)6)Cl3 + AgNO3 = AgCl + (Co(NH3)6)(NO3)3 =>
(Co(NH3)6)Cl3 + 3 AgNO3 = 3 AgCl + (Co(NH3)6)(NO3)3
ZnAl + HCl = ZnCl2 + AlCl3 + H2 =>
2 ZnAl + 10 HCl = 2 ZnCl2 + 2 AlCl3 + 5 H2
AgNO3 + KBr = AgBr + KNO3 =>
AgNO3 + KBr = AgBr + KNO3
Na2SO3(aq) + HCl(aq) = NaCl(aq) + H2SO3(aq) =>
Na2SO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2SO3(aq)
PbNO3 = PbO2 + N3O3 =>
3 PbNO3 = 3 PbO2 + N3O3
CH3CHOHCH3 + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CHOHCH3 + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
C7H10 + H2 = C7H16 =>
C7H10 + 3 H2 = C7H16
Fe + NaOH = Fe(OH)2 + Na =>
Fe + 2 NaOH = Fe(OH)2 + 2 Na
Al2O3 + C = Al + CO2 =>
2 Al2O3 + 3 C = 4 Al + 3 CO2
Ca(OH)2 + CO2 = CaCO3 + H2O(Ca(OH)2) =>
2 Ca(OH)2 + CO2 = CaCO3 + H2O(Ca(OH)2)
Au{+3} + {-e} = Au =>
Au{+3} + 3{-e} = Au
AlO + HCl = AlCl + H2O + O2 =>
4 AlO + 4 HCl = 4 AlCl + 2 H2O + O2
(CH3)2CHCH2CH2OH + Na2Cr2O7 + H2SO4 = CH3CH2CHOOH + Cr2(SO4)3 + Na2SO4 + H2O =>
6(CH3)2CHCH2CH2OH + 5 Na2Cr2O7 + 20 H2SO4 = 10 CH3CH2CHOOH + 5 Cr2(SO4)3 + 5 Na2SO4 + 21 H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
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Équations équilibrées sur10/22/24
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