| Équations équilibrées la veille |
BiCl3 + H2O = BiOCl + 2 HCl
CuCO3 + LiOH = Cu(OH)2 + Li2CO3 =>
CuCO3 + 2 LiOH = Cu(OH)2 + Li2CO3
Br2O + CuO = CuBr2 + O2 =>
Br2O + CuO = CuBr2 + O2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
OH{-} = H2O + O2 + e =>
4 OH{-} = 2 H2O + O2 + 4e
C5H14 + O2 = CO2(g) + H2O =>
2 C5H14 + 17 O2 = 10 CO2(g) + 14 H2O
NaCO3H + C6O7H8 = H2O + CO2 + Na3C6H5O7 =>
3 NaCO3H + C6O7H8 = 3 H2O + 3 CO2 + Na3C6H5O7
BrH + H2SO4 = Br2 + SO2 + H2O =>
2 BrH + H2SO4 = Br2 + SO2 + 2 H2O
MgCl2 + K2CO3 = KCl + MgCO3 =>
MgCl2 + K2CO3 = 2 KCl + MgCO3
(NH4)2HPO4 = H3PO4 + NH3 =>
(NH4)2HPO4 = H3PO4 + 2 NH3
Al2S3 + Na = Na2S + Al =>
Al2S3 + 6 Na = 3 Na2S + 2 Al
KHSO3 + H2SO4 = KHSO4 + SO2 + H2O =>
KHSO3 + H2SO4 = KHSO4 + SO2 + H2O
KCl + Ca(C2H3O2)2 = K(C2H3O2) + CaCl2 =>
2 KCl + Ca(C2H3O2)2 = 2 K(C2H3O2) + CaCl2
MgO + H2O = Mg2OH + O2 =>
8 MgO + 2 H2O = 4 Mg2OH + 3 O2
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Li2O = Li + O2 =>
2 Li2O = 4 Li + O2
KMnO4 + KCl + H2SO3 = MnSO4 + K2(SO4) + Cl2 + H2O =>
2 KMnO4 + 2 KCl + 4 H2SO3 = 2 MnSO4 + 2 K2(SO4) + Cl2 + 4 H2O
Co(NO3)2 + Na2HPO4 = CoHPO4 + Na2(NO3)2 =>
Co(NO3)2 + Na2HPO4 = CoHPO4 + Na2(NO3)2
CuO + CO2 + H2O = Cu2(OH)2CO3 =>
2 CuO + CO2 + H2O = Cu2(OH)2CO3
Pb(NO3)2 + AgOH = Pb(OH)2 + AgNO3 =>
Pb(NO3)2 + 2 AgOH = Pb(OH)2 + 2 AgNO3
K + CdBr2 = KBr + Cd =>
2 K + CdBr2 = 2 KBr + Cd
NaBr + HNO3 = NaH + BrNO3 =>
NaBr + HNO3 = NaH + BrNO3
Ca(NO3) + NH4(SO4) = CaSO4 + NH4 + NO3 =>
Ca(NO3) + NH4(SO4) = CaSO4 + NH4 + NO3
P + O2 = PO203 =>
2 P + 203 O2 = 2 PO203
CrCl2 + NH4OH = Cr(OH)2 + NH4Cl =>
CrCl2 + 2 NH4OH = Cr(OH)2 + 2 NH4Cl
H2SO4 + NaOH = NaHSO4 + H2O =>
H2SO4 + NaOH = NaHSO4 + H2O
Al(s) + HBr(aq) = AlBr3(aq) + H2(g) =>
2 Al(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2(g)
H2So4(aq) + Na2OH(aq) = Na2So4(aq) + H3O(l) =>
H2So4(aq) + Na2OH(aq) = Na2So4(aq) + H3O(l)
CCH3OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CCH3OH(l) + 5 O2(g) = 4 CO2(g) + 4 H2O(l)
HCe + Ae(OH)3 = AeCe3 + H2O =>
3 HCe + Ae(OH)3 = AeCe3 + 3 H2O
CH3CH2CHO + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH2COOH + H2O =>
5 CH3CH2CHO + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO2 + 5 CH3CH2COOH + 4 H2O
Mg + Br = MgBr2 =>
Mg + 2 Br = MgBr2
W2O6 + H2 = W6 + H2O =>
3 W2O6 + 18 H2 = W6 + 18 H2O
Cl2 + Cu{3+} + H2O = ClO3{-} + Cu + H{+} =>
3 Cl2 + 10 Cu{3+} + 18 H2O = 6 ClO3{-} + 10 Cu + 36 H{+}
Cr203 + Br2 + NaOH = Na2CrO4 + NaBr + H2O =>
Cr203 + 609 Br2 + 1624 NaOH = 203 Na2CrO4 + 1218 NaBr + 812 H2O
BaH2 + H2SO4 = BaSO4 + H2 =>
BaH2 + H2SO4 = BaSO4 + 2 H2
FeCl + K(OH) = Fe(OH) + ClK =>
FeCl + K(OH) = Fe(OH) + ClK
MgBr2 + NaI = NaBr + MgI2 =>
MgBr2 + 2 NaI = 2 NaBr + MgI2
Na3(PO4) + Ba(C2H3O2)2 = Na(C2H3O2) + Ba3(PO4)2 =>
2 Na3(PO4) + 3 Ba(C2H3O2)2 = 6 Na(C2H3O2) + Ba3(PO4)2
Na2S + Co(NO3)2 = CoS + Na2(NO3)2 =>
Na2S + Co(NO3)2 = CoS + Na2(NO3)2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C6H10O3 + O2 = CO2 + H2O =>
C6H10O3 + 7 O2 = 6 CO2 + 5 H2O
Mg + HNO3 = Mg(NO3)2 + NH3 + H2O =>
4 Mg + 9 HNO3 = 4 Mg(NO3)2 + NH3 + 3 H2O
V2O5 + FeSO4 + H2SO4 = V2O3 + H2O + Fe2(SO4)3 =>
V2O5 + 4 FeSO4 + 2 H2SO4 = V2O3 + 2 H2O + 2 Fe2(SO4)3
ClO2 + NH3 = NH4Cl + N2 + H2O =>
6 ClO2 + 16 NH3 = 6 NH4Cl + 5 N2 + 12 H2O
Mg + HNO3 = Mg(NO3)2 + NH3 + H2O =>
4 Mg + 9 HNO3 = 4 Mg(NO3)2 + NH3 + 3 H2O
CrI3(aq) + S(s) = Cr2S3(S) + I2(S) =>
2 CrI3(aq) + 7 S(s) = Cr2S3(S) + 3 I2(S)
Na2CrO4 + CaCl2 = Ca2(CrO4)2 + NaCl =>
2 Na2CrO4 + 2 CaCl2 = Ca2(CrO4)2 + 4 NaCl
HCl + KHO = KCl + H2O =>
HCl + KHO = KCl + H2O
Cr2O3 + Si = Cr + SiO2 =>
2 Cr2O3 + 3 Si = 4 Cr + 3 SiO2
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