| Équations équilibrées la veille | Équations équilibrées le lendemain |
Li2O + H2O = 2 LiH + O2
Fe2O3 + CO(NH2)2 + H3PO4 = Fe(PO3)2 + CO2 + H2O + NO2 =>
7 Fe2O3 + CO(NH2)2 + 28 H3PO4 = 14 Fe(PO3)2 + CO2 + 44 H2O + 2 NO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C4H4NO4S + O2 = CO2 + H2O + SO3 + NO2 =>
2 C4H4NO4S + 11 O2 = 8 CO2 + 4 H2O + 2 SO3 + 2 NO2
KMnO4(aq) + H2C2O4(aq) + H2SO4(aq) = CO2(g) + H2O(l) + K2SO4(aq) + MnSO4(aq) =>
2 KMnO4(aq) + 5 H2C2O4(aq) + 3 H2SO4(aq) = 10 CO2(g) + 8 H2O(l) + K2SO4(aq) + 2 MnSO4(aq)
Mg + S2 = MgS =>
2 Mg + S2 = 2 MgS
NO3 + Na2 = NaNO3 =>
2 NO3 + Na2 = 2 NaNO3
Zn + PbNO32 = Pb + ZnNO32 =>
Zn + PbNO32 = Pb + ZnNO32
NH4VO3 + H2SO4 + H2O2 = [VO(O2)]2SO4 + (NH4)2SO4 + H2O =>
2 NH4VO3 + 2 H2SO4 + 2 H2O2 = [VO(O2)]2SO4 + (NH4)2SO4 + 4 H2O
C8H8 = C + CH4 =>
C8H8 = 6 C + 2 CH4
FeCl3(s) + Au = AuCl3 + Fe =>
FeCl3(s) + Au = AuCl3 + Fe
Ba(OH)2 + C2H5COOH = C2H5COO + H2O + Ba =>
Ba(OH)2 + 2 C2H5COOH = 2 C2H5COO + 2 H2O + Ba
ZnSO4(C10H16N2O16) = ZnSO4 + C10H16N2O16 =>
ZnSO4(C10H16N2O16) = ZnSO4 + C10H16N2O16
C20H13O5{3-} + H2O = C20H14O5{2-} + OH{-} =>
C20H13O5{3-} + H2O = C20H14O5{2-} + OH{-}
NaOH + SiO = NaO + SiOH =>
NaOH + SiO = NaO + SiOH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2CrO4 + LiOH = Cr2Li2O7 + H2O =>
2 H2CrO4 + 2 LiOH = Cr2Li2O7 + 3 H2O
C2OH6 + O2 = C2OH4 + H2O =>
2 C2OH6 + O2 = 2 C2OH4 + 2 H2O
P + KOH = POH + K =>
P + KOH = POH + K
SiH4 + N2F4 = SiF4 + N2 + H2 =>
SiH4 + N2F4 = SiF4 + N2 + 2 H2
NH4VO3 + H2SO4 + H2O2 = [VO(O2)]2SO4 + (NH4)2SO4 + H2O =>
2 NH4VO3 + 2 H2SO4 + 2 H2O2 = [VO(O2)]2SO4 + (NH4)2SO4 + 4 H2O
MnI2 = Mn + I2 =>
MnI2 = Mn + I2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
Cr2Cl3 + H2O2 + NaOH = NaCrO4 + NaCl + H2O =>
2 Cr2Cl3 + 11 H2O2 + 10 NaOH = 4 NaCrO4 + 6 NaCl + 16 H2O
Cr2O7{-2} + H3O{+} + I{-} = I2 + Cr{+3} + H2O =>
Cr2O7{-2} + 14 H3O{+} + 6 I{-} = 3 I2 + 2 Cr{+3} + 21 H2O
Fe(NH4)2(SO4)2*6H2O = Fe(NH4)2(SO4)2 + H2O =>
Fe(NH4)2(SO4)2*6H2O = Fe(NH4)2(SO4)2 + 6 H2O
OCl{-} + S2O32{-} + OH{-} = SO42{-} + Cl{-} + H2O =>
103 OCl{-} + 2 S2O32{-} + 2 OH{-} = 4 SO42{-} + 103 Cl{-} + H2O
MgCo3 + H3Po3 = Mg3(Po3)2 + H2Co3 =>
3 MgCo3 + 2 H3Po3 = Mg3(Po3)2 + 3 H2Co3
CuNO3 = CuO + NO + O2 =>
2 CuNO3 = 2 CuO + 2 NO + O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C5H4N4O3 + NaHCO3 = C5H3N4O3Na + CO2 + H2O =>
C5H4N4O3 + NaHCO3 = C5H3N4O3Na + CO2 + H2O
KMnO4 + KCl + H2SO4 = Mn(SO)4 + KSO4 + Cl2 + H2O =>
2 KMnO4 + 22 KCl + 32 H2SO4 = 2 Mn(SO)4 + 24 KSO4 + 11 Cl2 + 32 H2O
OH{-} + Fe(OH)2 + Br2 = Fe(OH)3 + Br{-} =>
2 OH{-} + 2 Fe(OH)2 + Br2 = 2 Fe(OH)3 + 2 Br{-}
NH4VO3 + H2SO4 + H2O2 = [VO(O2)]2SO4 + (NH4)2SO4 + H2O =>
2 NH4VO3 + 2 H2SO4 + 2 H2O2 = [VO(O2)]2SO4 + (NH4)2SO4 + 4 H2O
Cu(s) + H2SO4(l) = CuSO4(s) + H2O(l) + SO2(g) =>
Cu(s) + 2 H2SO4(l) = CuSO4(s) + 2 H2O(l) + SO2(g)
Cr + PbO = CrO + Pb =>
Cr + PbO = CrO + Pb
SrCO3 + HClO4 = Sr(ClO4)2 + H2CO3 =>
SrCO3 + 2 HClO4 = Sr(ClO4)2 + H2CO3
BrO3(aq) + N2H4(aq) = Br2(l) + N2(g) + H2O =>
2 BrO3(aq) + 3 N2H4(aq) = Br2(l) + 3 N2(g) + 6 H2O
Sr(OH)2 + HCl = SrCl2 + H2O =>
Sr(OH)2 + 2 HCl = SrCl2 + 2 H2O
(NH4)3PO4 + CaCl2 = NH4Cl + (PO4)2Ca3 =>
2(NH4)3PO4 + 3 CaCl2 = 6 NH4Cl + (PO4)2Ca3
CoCl2 + Na2S = CoCl + NaCl + S =>
2 CoCl2 + Na2S = 2 CoCl + 2 NaCl + S
BaCl2(aq) + NaNO3(aq) = NaCl(aq) + Ba(NO3)2(aq) =>
BaCl2(aq) + 2 NaNO3(aq) = 2 NaCl(aq) + Ba(NO3)2(aq)
HNO3 + NaOH = NaNO3 + H2O = =>
HNO3 + NaOH = NaNO3 + H2O
N + Ga = GaN =>
N + Ga = GaN
HNO2 + KMnO4 + H2SO4 = MnSO4 + HNO3 + K2SO4 + H2O =>
5 HNO2 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5 HNO3 + K2SO4 + 3 H2O
H2SO4 + Zn(CH3COO)2 = H2(CH3COO)2 + ZnSO4 =>
H2SO4 + Zn(CH3COO)2 = H2(CH3COO)2 + ZnSO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Al2S3 + HOH = Al(OH)3 + SH2 =>
Al2S3 + 6 HOH = 2 Al(OH)3 + 3 SH2
HNO3 + Na2CO3 = HOH + CO2 + NaNO3 =>
2 HNO3 + Na2CO3 = HOH + CO2 + 2 NaNO3
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Équations équilibrées sur12/22/23
Équations équilibrées sur01/21/23
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