| Équations équilibrées la veille |
H2S + 2 KOH = K2S + 2 H2O
CH3CHO + Cl2 + OH{-} = ClCH2CHO + Cl{-} + H2O =>
CH3CHO + Cl2 + OH{-} = ClCH2CHO + Cl{-} + H2O
K2CrO4 + Mn(NO3)2 = KNO3 + MnCrO4 =>
K2CrO4 + Mn(NO3)2 = 2 KNO3 + MnCrO4
KMnO4 + H2O2 = KOH + MnO2 + O2 =>
2 KMnO4 + H2O2 = 2 KOH + 2 MnO2 + 2 O2
CaSO3 + HNO2 = Ca(NO2)2 + SO2 + H2O =>
CaSO3 + 2 HNO2 = Ca(NO2)2 + SO2 + H2O
NH4(OH) + BaCl2 = Ba(OH)2 + NH4Cl =>
2 NH4(OH) + BaCl2 = Ba(OH)2 + 2 NH4Cl
Ca + HgSO4 = CaSO4 + Hg =>
Ca + HgSO4 = CaSO4 + Hg
Au + NaCN + O2 + H2O = NaAuC2N2 + NaOH =>
4 Au + 8 NaCN + O2 + 2 H2O = 4 NaAuC2N2 + 4 NaOH
KCl + F{2} = KF + Cl{2} =>
KCl + F{2} = KF + Cl{2}
P + H3PO4 + H2O = H3PO2 =>
4 P + H3PO4 + 6 H2O = 5 H3PO2
CaSO3(s) + HI(aq) = CaI2 + H2O + SO2 =>
CaSO3(s) + 2 HI(aq) = CaI2 + H2O + SO2
H2 + CH3COO = HCH3COO =>
H2 + 2 CH3COO = 2 HCH3COO
Zn(s) + H2CO3(aq) = H2(g) + ZnCO3(aq) =>
Zn(s) + H2CO3(aq) = H2(g) + ZnCO3(aq)
Na2SO4 + H2S + HCI = S + NaCI + H2O =>
Na2SO4 + 3 H2S + 2 HCI = 4 S + 2 NaCI + 4 H2O
H2SO4 + Ca(CN)2 = HCN + CaSO4 =>
H2SO4 + Ca(CN)2 = 2 HCN + CaSO4
Sb + NaOH = Sb(OH)4 + Na =>
Sb + 4 NaOH = Sb(OH)4 + 4 Na
CH + Fe = Fe(CH) =>
CH + Fe = Fe(CH)
Na2CO3(aq) + HC2H3O2(aq) = NaC2H3O2 + H2O + CO2 =>
Na2CO3(aq) + 2 HC2H3O2(aq) = 2 NaC2H3O2 + H2O + CO2
CrO4{2-} + H{+} + I{-} = Cr{3-} + I2 + H2O =>
2 CrO4{2-} + 16 H{+} + 18 I{-} = 2 Cr{3-} + 9 I2 + 8 H2O
C3H6O(g) + O2 = CO2(g) + H2O(g) =>
C3H6O(g) + 4 O2 = 3 CO2(g) + 3 H2O(g)
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Sb2S3 + KNO3 + HCl = Sb2O5 + NO2 + K2SO4 + KCl + H2O =>
Sb2S3 + 28 KNO3 + 22 HCl = Sb2O5 + 28 NO2 + 3 K2SO4 + 22 KCl + 11 H2O
Cr(NO3)3 + LiOH = Li3(NO3)3 + Cr(OH)3 =>
Cr(NO3)3 + 3 LiOH = Li3(NO3)3 + Cr(OH)3
CH3C6H4NH3Cl + NaHCO3 = CH3C6H4NH2 + NaCl + H2O + CO2 =>
CH3C6H4NH3Cl + NaHCO3 = CH3C6H4NH2 + NaCl + H2O + CO2
FeCl2 + Cl2 = FeCl3 = =>
2 FeCl2 + Cl2 = 2 FeCl3
CH3(CH2)2CH3(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3(CH2)2CH3(l) + 13 O2(g) = 8 CO2(g) + 10 H2O(l)
Na3PO4 + SiO2 = Na2SiO3 + P2O5 =>
2 Na3PO4 + 3 SiO2 = 3 Na2SiO3 + P2O5
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Cu(SO4) + Al(OH)3 = Cu(OH)2 + Al2(SO4)3 =>
3 Cu(SO4) + 2 Al(OH)3 = 3 Cu(OH)2 + Al2(SO4)3
C8H4O3 + NaOH = C8H4O4Na2 + H2O =>
C8H4O3 + 2 NaOH = C8H4O4Na2 + H2O
C6H10O5 + CO2 = CO + H2 =>
C6H10O5 + CO2 = 7 CO + 5 H2
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
Li + Te = Li2Te =>
2 Li + Te = Li2Te
V2O5 + H2C2O4 = VO2 + CO2 + H2O =>
V2O5 + H2C2O4 = 2 VO2 + 2 CO2 + H2O
Ni(OH)2 + NH3*H2O = [Ni(NH3)6](OH)2 + H2O =>
Ni(OH)2 + 6 NH3*H2O = [Ni(NH3)6](OH)2 + 6 H2O
Fe + CuCl2(aq) = FeCl3 + Cu =>
2 Fe + 3 CuCl2(aq) = 2 FeCl3 + 3 Cu
K2SO3(aq) + HClO4(aq) = KClO4(aq) + H2O(l) + SO2(g) =>
K2SO3(aq) + 2 HClO4(aq) = 2 KClO4(aq) + H2O(l) + SO2(g)
Cl2 + KOH = H2O + KCl + KClO3 =>
3 Cl2 + 6 KOH = 3 H2O + 5 KCl + KClO3
Co(OH)2 + H4P2O7 = (CoOH)4P2O7 + H2O =>
4 Co(OH)2 + H4P2O7 = (CoOH)4P2O7 + 4 H2O
AlPO4 + CaCO3 = Ca3(PO4)2 + Al2(CO3)3 =>
2 AlPO4 + 3 CaCO3 = Ca3(PO4)2 + Al2(CO3)3
K2Cr2O7 + Na2SO3 + HCl = Na2SO4 + KCl + H2O + CrCl3 =>
K2Cr2O7 + 3 Na2SO3 + 8 HCl = 3 Na2SO4 + 2 KCl + 4 H2O + 2 CrCl3
NH4I(aq) + Cl2(g) = NH4Cl(aq) + I2(g) =>
2 NH4I(aq) + Cl2(g) = 2 NH4Cl(aq) + I2(g)
Fe + SnI2 = FeI2 + Sn =>
Fe + SnI2 = FeI2 + Sn
(NH4)2S(aq) + Fe2(SO4)3(aq) = Fe2S3(s) + (NH4)2SO4(aq) =>
3(NH4)2S(aq) + Fe2(SO4)3(aq) = Fe2S3(s) + 3(NH4)2SO4(aq)
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
C7H6O2N2 + O2 = CO2 + H2O + N2 =>
2 C7H6O2N2 + 15 O2 = 14 CO2 + 6 H2O + 2 N2
Ag2S + Cu(NO3)2 = Ag(NO3) + CuS =>
Ag2S + Cu(NO3)2 = 2 Ag(NO3) + CuS
Ca3(PO4)2 + H2SO4 = CaSO4 + H3PO4 =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3PO4
P + H3PO4 + H2O = H3PO2 =>
4 P + H3PO4 + 6 H2O = 5 H3PO2
Hg{+} + Cl{-} = HgCl =>
Hg{+} + Cl{-} = HgCl
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