| Équations équilibrées la veille |
Pb + 2 FeCl3 = 2 FeCl2 + PbCl2
CUCl + SO2 + HCl = CUCl2 + H2O + S =>
4 CUCl + SO2 + 4 HCl = 4 CUCl2 + 2 H2O + S
Al(NO3)3 + K2CrO4 = Al2(CrO4)3 + KNO3 =>
2 Al(NO3)3 + 3 K2CrO4 = Al2(CrO4)3 + 6 KNO3
I{-} + H2O2(aq) + H{+} = I2(aq) + H2O(l) =>
2 I{-} + H2O2(aq) + 2 H{+} = I2(aq) + 2 H2O(l)
C2H3O2Cl + Na2CO3 = C2H2O2ClNa + H2O + CO2 =>
2 C2H3O2Cl + Na2CO3 = 2 C2H2O2ClNa + H2O + CO2
CH3C(CH3)CHCH2CH3 + KMnO4 + H2SO4 = CH3COCH3 + K2SO4 + MnSO4 + H2O =>
5 CH3C(CH3)CHCH2CH3 + 4 KMnO4 + 6 H2SO4 = 10 CH3COCH3 + 2 K2SO4 + 4 MnSO4 + 6 H2O
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
[Cu(NH3)4](OH)2 + KCN = K2[Cu(CN)4] + NH3 + KOH =>
[Cu(NH3)4](OH)2 + 4 KCN = K2[Cu(CN)4] + 4 NH3 + 2 KOH
Na + CI{2} = NaCI{2} =>
Na + CI{2} = NaCI{2}
OGa = GaO =>
OGa = GaO
VOSO4 + Zn + H2SO4 = H2O + ZnSO4 + V2(SO4)3 =>
2 VOSO4 + Zn + 2 H2SO4 = 2 H2O + ZnSO4 + V2(SO4)3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C2O4{-2} + MnO4{-} + OH{-} = CO3{2-} + MnO2 + H2O =>
3 C2O4{-2} + 2 MnO4{-} + 4 OH{-} = 6 CO3{2-} + 2 MnO2 + 2 H2O
Zn + HgF2 = ZnF2 + Hg =>
Zn + HgF2 = ZnF2 + Hg
SrSH2SO4 = SrSO4H2S =>
SrSH2SO4 = SrSO4H2S
Hg2(NO3)2 + H2S = Hg2S + HNO3 =>
Hg2(NO3)2 + H2S = Hg2S + 2 HNO3
Ni + Al = Ni3Al2 =>
3 Ni + 2 Al = Ni3Al2
KMnO4 + H2SO4 + Na2SO3 = Na2SO4 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 Na2SO3 = 5 Na2SO4 + K2SO4 + 2 MnSO4 + 3 H2O
ClO3{-} + Cl{-} + H{+} = Cl2 + H2O =>
ClO3{-} + 5 Cl{-} + 6 H{+} = 3 Cl2 + 3 H2O
Zn + H2O = ZnO + H2 =>
Zn + H2O = ZnO + H2
NH4OH + Ag + NaNO3 = [Ag(NH3)2]NO3 + NaOH + H2O =>
15 NH4OH + 8 Ag + 9 NaNO3 = 8[Ag(NH3)2]NO3 + 9 NaOH + 9 H2O
AlBr3 + H2SO4 = HBr + Br2 + AlSO4 =>
2 AlBr3 + 2 H2SO4 = 4 HBr + Br2 + 2 AlSO4
MnCl2 + KClO5 + KOH = K2MnO4 + KCl + H2O =>
5 MnCl2 + 2 KClO5 + 20 KOH = 5 K2MnO4 + 12 KCl + 10 H2O
CH3COCH2CH3 + KMnO4 + H2SO4 = CH3COH + MnSO4 + K2SO4 + H2O =>
5 CH3COCH2CH3 + 2 KMnO4 + 3 H2SO4 = 10 CH3COH + 2 MnSO4 + K2SO4 + 3 H2O
KMnO4 + H2C204 + H2SO4 = K2SO4 + CO2 + MnSO4 + H2O =>
818 KMnO4 + 5 H2C204 + 1227 H2SO4 = 409 K2SO4 + 1020 CO2 + 818 MnSO4 + 1232 H2O
C5H9O2 + O2 = CO3 + H2O =>
4 C5H9O2 + 35 O2 = 20 CO3 + 18 H2O
HC2H3CO2 + Ba(OH)2 = H2O + Ba(C2H3O2)2 =>
4 HC2H3CO2 + 3 Ba(OH)2 = 2 H2O + 3 Ba(C2H3O2)2
Sc(OH)3 = H2O + Sc2O3 =>
2 Sc(OH)3 = 3 H2O + Sc2O3
NaOH + Cu(NO3)2 = CuO + NaNO3 + H2O =>
2 NaOH + Cu(NO3)2 = CuO + 2 NaNO3 + H2O
Fe{+3} + H2O + NH3 = Fe(OH)3 + NH4{+} =>
Fe{+3} + 3 H2O + 3 NH3 = Fe(OH)3 + 3 NH4{+}
H3PO4(aq) + NaOH(aq) = H2O(l) + Na3(PO4) =>
H3PO4(aq) + 3 NaOH(aq) = 3 H2O(l) + Na3(PO4)
Mo(CO3)3 = Mo + (CO3)3 =>
Mo(CO3)3 = Mo + (CO3)3
Cr2O3 + H{+} = Cr{+3} + H2O =>
Cr2O3 + 6 H{+} = 2 Cr{+3} + 3 H2O
(CH2)6N4 + H2O = CH2O + NH4OH =>
(CH2)6N4 + 10 H2O = 6 CH2O + 4 NH4OH
AgNO3 + HCl + NH3 = [Ag(NH3)]Cl + HNO3 =>
AgNO3 + HCl + NH3 = [Ag(NH3)]Cl + HNO3
LiOH*H2O + ZrO2 + La(NO3)3*6H2O = Li7La3Zr2O12 + NO2 + O2 + H2O =>
28 LiOH*H2O + 8 ZrO2 + 12 La(NO3)3*6H2O = 4 Li7La3Zr2O12 + 36 NO2 + 9 O2 + 114 H2O
V2O5 + Al = Al3O3 + V =>
3 V2O5 + 15 Al = 5 Al3O3 + 6 V
Al + CuSO4*5H2O = Cu + Al2(SO4) + H2O =>
2 Al + CuSO4*5H2O = Cu + Al2(SO4) + 5 H2O
Fe(OH)3(s) + HNO3(aq) = Fe(NO3)3(aq) + H2O(l) =>
Fe(OH)3(s) + 3 HNO3(aq) = Fe(NO3)3(aq) + 3 H2O(l)
NH3 + Si = NSi + H2 =>
2 NH3 + 2 Si = 2 NSi + 3 H2
Na2CrO4PbCl2 = NaCl + PbCrO4 =>
Na2CrO4PbCl2 = 2 NaCl + PbCrO4
AlCO2 = Al + CO2 =>
AlCO2 = Al + CO2
CH3C(CH3)CHCH2CH3 + KMnO4 + H2SO4 = CH3COCH3 + K2SO4 + MnSO4 + H2O =>
5 CH3C(CH3)CHCH2CH3 + 4 KMnO4 + 6 H2SO4 = 10 CH3COCH3 + 2 K2SO4 + 4 MnSO4 + 6 H2O
Ni(OH)2 + HNO3 + H2O = Ni(NO3)2*6H2O =>
Ni(OH)2 + 2 HNO3 + 4 H2O = Ni(NO3)2*6H2O
Na2S2O3 + SeO2 + H2O = Se + Na2S4O6 + NaOH =>
4 Na2S2O3 + SeO2 + 2 H2O = Se + 2 Na2S4O6 + 4 NaOH
C20H40O6 + O2 = CO2 + H2O =>
C20H40O6 + 27 O2 = 20 CO2 + 20 H2O
Cu(NO2)2 + O2 = CuO + NO2 =>
2 Cu(NO2)2 + O2 = 2 CuO + 4 NO2
Cr2O3 + H{+} = Cr{+3} + H2O =>
Cr2O3 + 6 H{+} = 2 Cr{+3} + 3 H2O
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
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