| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaOH + NH4NO3 = NaNO3 + NH4OH
Br2(l) + KI(aq) = KBr(aq) + I2(s) =>
Br2(l) + 2 KI(aq) = 2 KBr(aq) + I2(s)
Na + H2O(aq) = NaOH + H2 =>
2 Na + 2 H2O(aq) = 2 NaOH + H2
Ba(ClO3)2 = BaCl2 + O2 =>
Ba(ClO3)2 = BaCl2 + 3 O2
C4H5SH + O2 = C02 + H2O + SO2 =>
2 C4H5SH + 5 O2 = 4 C02 + 6 H2O + 2 SO2
S + HNO3 = SO2 + H2O + NO2 =>
S + 4 HNO3 = SO2 + 2 H2O + 4 NO2
(NH4)2SO4 + Ba(C2H2O2)2 = (C2H2O2)NH4 + BaSO4 =>
(NH4)2SO4 + Ba(C2H2O2)2 = 2(C2H2O2)NH4 + BaSO4
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
KMnO4 + H2SO4 + Fe = K2SO4 + MnSO4 + Fe2(SO4)3 + H2O =>
6 KMnO4 + 24 H2SO4 + 10 Fe = 3 K2SO4 + 6 MnSO4 + 5 Fe2(SO4)3 + 24 H2O
C4H9OH + NaNO2 = C4H9ONO + NaOH =>
C4H9OH + NaNO2 = C4H9ONO + NaOH
Pb3S2 + O2 = SO2 + PbO =>
2 Pb3S2 + 7 O2 = 4 SO2 + 6 PbO
CH3COOH + KHCO3 = H2O + CO2 + CH3COOK =>
CH3COOH + KHCO3 = H2O + CO2 + CH3COOK
NiSO4 + K2S = K2SO4 + NiS =>
NiSO4 + K2S = K2SO4 + NiS
KMnO4 + H2SO4 + FeSO4 = MnSO4 + KSO4 + Fe2(SO4)3 + H2O =>
KMnO4 + 4 H2SO4 + 4 FeSO4 = MnSO4 + KSO4 + 2 Fe2(SO4)3 + 4 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KH2PO4 + NaOH = KHNaPO4 + H2O =>
KH2PO4 + NaOH = KHNaPO4 + H2O
Co(NO3)3*6H2O = Co(NO3)3 + H2O =>
Co(NO3)3*6H2O = Co(NO3)3 + 6 H2O
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2 =>
NaHCO3 + CH3COOH = CH3COONa + H2O + CO2
NO + CH4 = HCN + H2O + H2 =>
2 NO + 2 CH4 = 2 HCN + 2 H2O + H2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
HCH3COO + Ba(OH)2 = HOH + Ba(CH3COO)2 =>
2 HCH3COO + Ba(OH)2 = 2 HOH + Ba(CH3COO)2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C15H16O2 + C12H8Cl2O2S + K2CO3 = KCl + H2O + CO2 + C18H12O4S =>
13 C15H16O2 + 36 C12H8Cl2O2S + 36 K2CO3 = 72 KCl + 32 H2O + 15 CO2 + 36 C18H12O4S
Ag + H2O = AgOH + H2 =>
2 Ag + 2 H2O = 2 AgOH + H2
C2H6O2 + HIO4 = H2CO3 + HIO3 + H2O =>
C2H6O2 + 5 HIO4 = 2 H2CO3 + 5 HIO3 + H2O
C6H6O + O2 = CO2 + H2O =>
C6H6O + 7 O2 = 6 CO2 + 3 H2O
N2 + O2 = N2O2 =>
N2 + O2 = N2O2
BaCl2 + NaOH = Ba(OH)2 + NaCl =>
BaCl2 + 2 NaOH = Ba(OH)2 + 2 NaCl
Li2CO3 + CrCl3 = Cr2(CO3)3 + LiCl =>
3 Li2CO3 + 2 CrCl3 = Cr2(CO3)3 + 6 LiCl
NH3 + H2O + Ca(NO3)2 = Ca(OH)2 + NH4NO3 =>
2 NH3 + 2 H2O + Ca(NO3)2 = Ca(OH)2 + 2 NH4NO3
Na + I2 = NaI =>
2 Na + I2 = 2 NaI
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
Al2(SO4)3 + (NH2)2CO + H2O = Al(OH)3 + (NH4)2SO4 + C + O =>
Al2(SO4)3 + 3(NH2)2CO + 9 H2O = 2 Al(OH)3 + 3(NH4)2SO4 + 3 C + 6 O
KClO3(s) + P4S3(s) = KCl(s) + P4O10(s) + SO2(g) =>
16 KClO3(s) + 3 P4S3(s) = 16 KCl(s) + 3 P4O10(s) + 9 SO2(g)
C10H18O + H2CrO4 = Cr + C10H16O + H2O =>
3 C10H18O + H2CrO4 = Cr + 3 C10H16O + 4 H2O
H2CO3 + Ag(NH)3 = HCO3 + Ag + NH3 =>
6 H2CO3 + Ag(NH)3 = 6 HCO3 + Ag + 3 NH3
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
KMnO4 + CdC2O4 + H2SO4 = MnSO4 + CdSO4 + K2SO4 + CO2 + H2O =>
2 KMnO4 + 5 CdC2O4 + 8 H2SO4 = 2 MnSO4 + 5 CdSO4 + K2SO4 + 10 CO2 + 8 H2O
[Cr(NH3)6]3{+} + H2NCH2CH2NH2 = [Cr(H2NCH2CH2NH2)3]3{+} + NH3 =>
[Cr(NH3)6]3{+} + 9 H2NCH2CH2NH2 = [Cr(H2NCH2CH2NH2)3]3{+} + 18 NH3
KIO3 + KI + KBr + H2SO4 = K2SO4 + IBr + H2O =>
KIO3 + 2 KI + 3 KBr + 3 H2SO4 = 3 K2SO4 + 3 IBr + 3 H2O
C2H5OH + C2H4O2 = CH3COOCH2CH3 + H2O =>
C2H5OH + C2H4O2 = CH3COOCH2CH3 + H2O
Br2 + NH3 + KOH = KBr + N2 + H2O =>
3 Br2 + 2 NH3 + 6 KOH = 6 KBr + N2 + 6 H2O
Na2CrO4 + HCl + Na2SO3 = Cr2(SO4)3 + NaCl + H2O =>
2 Na2CrO4 + 10 HCl + 3 Na2SO3 = Cr2(SO4)3 + 10 NaCl + 5 H2O
NH2OH + OH{-} = NO + H2O + e =>
NH2OH + 3 OH{-} = NO + 3 H2O + 3e
MnO4{-} + Br{-} + H3O{+} = Mn{2+} + H2O + Br2 =>
2 MnO4{-} + 10 Br{-} + 16 H3O{+} = 2 Mn{2+} + 24 H2O + 5 Br2
CH3SO3H + H2O = H2SO4 + (CH2OH)2 + H2 =>
2 CH3SO3H + 4 H2O = 2 H2SO4 + (CH2OH)2 + 3 H2
CoO + O2 = Co3O4 =>
6 CoO + O2 = 2 Co3O4
Na2CO3 + HCe = NaCe + CO2 + H2O =>
Na2CO3 + 2 HCe = 2 NaCe + CO2 + H2O
Ni + Pb(NO3)2 = Ni(NO3)2 + Pb =>
Ni + Pb(NO3)2 = Ni(NO3)2 + Pb
HNO3 + Ni = Ni(NO3)2 + H2 =>
2 HNO3 + Ni = Ni(NO3)2 + H2
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Équations équilibrées sur12/18/24
Équations équilibrées sur01/17/24
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