| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NH4VO3 + K2CO3 + Y2O3 = K3Y(VO4)2 + CO2 + NH3 + H2O =>
4 NH4VO3 + 3 K2CO3 + Y2O3 = 2 K3Y(VO4)2 + 3 CO2 + 4 NH3 + 2 H2O
Ca3(PO4)2() + HNO3() = H3PO4() + Ca(NO3)2() =>
Ca3(PO4)2() + 6 HNO3() = 2 H3PO4() + 3 Ca(NO3)2()
CH3CH2CH2OH + KOH = CH3CH2CH2OK + H2O =>
CH3CH2CH2OH + KOH = CH3CH2CH2OK + H2O
P2O5 + CO = P + CO2 =>
P2O5 + 5 CO = 2 P + 5 CO2
K2O + I2O7 = KIO + O6 =>
K2O + I2O7 = 2 KIO + O6
Co + Cl = CoCl2 =>
Co + 2 Cl = CoCl2
K2CrO4 + PdF4 = PdCrO4 + K2F4 =>
K2CrO4 + PdF4 = PdCrO4 + K2F4
Na4O2 + H2O = Na4(OH)4 =>
Na4O2 + 2 H2O = Na4(OH)4
AgSO4 + Cu = Cu2SO4 + Ag =>
AgSO4 + 2 Cu = Cu2SO4 + Ag
Na2 = Na =>
Na2 = 2 Na
NaN + HCl = NaCl + HN =>
NaN + HCl = NaCl + HN
CH3(CH2)4(CH3) + O2 = CO2 + H2O =>
2 CH3(CH2)4(CH3) + 19 O2 = 12 CO2 + 14 H2O
NH3OH + H2SO4 = NH3SO4 + H2OH =>
NH3OH + H2SO4 = NH3SO4 + H2OH
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na(OH)2 + CO2 = NaH2CO4 =>
Na(OH)2 + CO2 = NaH2CO4
AlSO + NHBr = AlBr + NHSO =>
AlSO + NHBr = AlBr + NHSO
ZnO + CuCl2 = ZnCl2 + CuO =>
ZnO + CuCl2 = ZnCl2 + CuO
Na2CO3 + CH3CO2H = NaCH3CO2 + CO2 + H2O =>
Na2CO3 + 2 CH3CO2H = 2 NaCH3CO2 + CO2 + H2O
H3AsO3 + Ru(OH)5 = Ru3(AsO3)5 + H2O =>
5 H3AsO3 + 3 Ru(OH)5 = Ru3(AsO3)5 + 15 H2O
Ba3N2 + NaOH = Ba(OH)2 + Na3N =>
Ba3N2 + 6 NaOH = 3 Ba(OH)2 + 2 Na3N
Cr6O3 + H2O = Cr(OH) =>
Cr6O3 + 3 H2O = 6 Cr(OH)
Pb(C2H3O2)2 + FeCl3 = Pb + Cl2 + Fe(C2H3O2)3 =>
3 Pb(C2H3O2)2 + 2 FeCl3 = 3 Pb + 3 Cl2 + 2 Fe(C2H3O2)3
K2CO3(aq) + HClO4(aq) = KClO4 + CO2 + H2O =>
K2CO3(aq) + 2 HClO4(aq) = 2 KClO4 + CO2 + H2O
KZnCl2 = KCl2Zn =>
KZnCl2 = KCl2Zn
HCl(aq) + KMnO4(aq) = KCl(aq) + MnCl2(aq) + Cl2(g) + H2O(l) =>
16 HCl(aq) + 2 KMnO4(aq) = 2 KCl(aq) + 2 MnCl2(aq) + 5 Cl2(g) + 8 H2O(l)
OH{-} + Ag{+} + I{-} = Ag + IO3{-} + H2O =>
6 OH{-} + 6 Ag{+} + I{-} = 6 Ag + IO3{-} + 3 H2O
C2H5CHCH2 + KMnO4 + H2O = MnO2 + CH3CH(OH)CH2(OH) + KOH =>
9 C2H5CHCH2 + 8 KMnO4 + 16 H2O = 8 MnO2 + 12 CH3CH(OH)CH2(OH) + 8 KOH
Be(OH)2 + CO2 = H2O + BeCO3 =>
Be(OH)2 + CO2 = H2O + BeCO3
SCl2 + NaBr = NaCl + Br2S =>
SCl2 + 2 NaBr = 2 NaCl + Br2S
HClO + H2S = HCl + H2SO4 =>
4 HClO + H2S = 4 HCl + H2SO4
CO2 + H2O = CH2CHCO2H + O2 =>
3 CO2 + 2 H2O = CH2CHCO2H + 3 O2
Pd(OH)2 + HClO4 = Pd(ClO4)2 + H2O =>
Pd(OH)2 + 2 HClO4 = Pd(ClO4)2 + 2 H2O
(NH4)2CO3 + CaCl2 = Ca2CO3 + Cl2(NH4) =>
(NH4)2CO3 + 2 CaCl2 = Ca2CO3 + 2 Cl2(NH4)
CH3(CH2)2CH + O2 = CO2 + H2 =>
CH3(CH2)2CH + 4 O2 = 4 CO2 + 4 H2
K4Si = K + Si =>
K4Si = 4 K + Si
AgNO3 + K2CrO4 = Ag2CrO4 + KNO3 =>
2 AgNO3 + K2CrO4 = Ag2CrO4 + 2 KNO3
KOH + H2O = KH + OH =>
KOH + H2O = KH + 2 OH
F3 = F =>
F3 = 3 F
Cu2 + Ag2SO4 = CuSO4 + Ag =>
Cu2 + 2 Ag2SO4 = 2 CuSO4 + 4 Ag
Na + CrBr3 = NaBr + Cr =>
3 Na + CrBr3 = 3 NaBr + Cr
Fe(OH)2 + Na3PO4 = Fe3(PO4)2 + NaOH =>
3 Fe(OH)2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaOH
Ca10(PO4)6(OH)2 + F = Ca10(PO4)6F2 + OH =>
Ca10(PO4)6(OH)2 + 2 F = Ca10(PO4)6F2 + 2 OH
CrCl3*6H2O + (NH2)2CO + C5H8O2 = Cr(C5H8O2)3 + NH4Cl + CO2 + H2O =>
8 CrCl3*6H2O + 12(NH2)2CO + 25 C5H8O2 = 8 Cr(C5H8O2)3 + 24 NH4Cl + 17 CO2 + 28 H2O
SH3 + O2 = SO2 + H2O =>
4 SH3 + 7 O2 = 4 SO2 + 6 H2O
K2SO4 + Na2CO3 = K2CO3 + SO4Na2 =>
K2SO4 + Na2CO3 = K2CO3 + SO4Na2
FeCl3 + NH4(OH) = Fe(OH)3 + (NH4)Cl =>
FeCl3 + 3 NH4(OH) = Fe(OH)3 + 3(NH4)Cl
CH3NO2 + Fe + HCl = [CH3NH3]Cl + FeCl2 + H2O =>
CH3NO2 + 3 Fe + 7 HCl = [CH3NH3]Cl + 3 FeCl2 + 2 H2O
CaBr2 + K3PO4 = CaPO4 + K3Br2 =>
CaBr2 + K3PO4 = CaPO4 + K3Br2
Li + Zn(NO3)2 = LiNO3 + Zn =>
2 Li + Zn(NO3)2 = 2 LiNO3 + Zn
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Équations équilibrées sur11/11/24
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