| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaOH(aq) + Fe(NO3)2(aq) = Fe(OH)2 + 2 NaNO3
NaHCO3(s) + HCL(aq) = NaCL(aq) + H2O(i) + CO2(g) =>
NaHCO3(s) + HCL(aq) = NaCL(aq) + H2O(i) + CO2(g)
Na2CO3 + CaBr2 = NaBr + Ca2(CO3)2 =>
2 Na2CO3 + 2 CaBr2 = 4 NaBr + Ca2(CO3)2
Al2O3 + KOH + H2O = K3[Al(OH)6] =>
Al2O3 + 6 KOH + 3 H2O = 2 K3[Al(OH)6]
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H2NCH2CH2NH2 + HCl = H2NCH2CH2NH3Cl =>
H2NCH2CH2NH2 + HCl = H2NCH2CH2NH3Cl
KHCO3 + NaOH = H2O + Na2CO3 + KOH =>
KHCO3 + 2 NaOH = H2O + Na2CO3 + KOH
CaO + LiOH = Ca(OH)2 + Li2O =>
CaO + 2 LiOH = Ca(OH)2 + Li2O
Al2O3 + KOH + H2O = K3[Al(OH)6] =>
Al2O3 + 6 KOH + 3 H2O = 2 K3[Al(OH)6]
KNO3 + CH3COOH = NH3 + CO2 + H2O + K =>
8 KNO3 + 9 CH3COOH = 8 NH3 + 18 CO2 + 6 H2O + 8 K
Au + CN{-} + O2 + H2O = Au(CN)2{-} + OH{-} =>
4 Au + 8 CN{-} + O2 + 2 H2O = 4 Au(CN)2{-} + 4 OH{-}
S{2-} + I2 + H2O = SO4{2-} + I{-} + H{+} =>
S{2-} + 4 I2 + 4 H2O = SO4{2-} + 8 I{-} + 8 H{+}
V + H2SO4 = (VO2)2SO4 + SO2 + H2O =>
2 V + 6 H2SO4 = (VO2)2SO4 + 5 SO2 + 6 H2O
Mg(OCl)2 + CO(NH2)2 = Mg(OH)2 + ClNHCONH2 =>
Mg(OCl)2 + 2 CO(NH2)2 = Mg(OH)2 + 2 ClNHCONH2
KMnO4 + (COOH)2 = MnO2 + CO2 + K2C2O4 + H2O =>
2 KMnO4 + 4(COOH)2 = 2 MnO2 + 6 CO2 + K2C2O4 + 4 H2O
ZnCl2 + H3PO4 = Zn3(PO4)2 + HCl =>
3 ZnCl2 + 2 H3PO4 = Zn3(PO4)2 + 6 HCl
C8H7N3O6 + NH4NO3 = CO + H2 + N2 =>
6 C8H7N3O6 + 4 NH4NO3 = 48 CO + 29 H2 + 13 N2
KOH + Al + H2O = K3[Al(OH)4] + H2 =>
6 KOH + 2 Al + 2 H2O = 2 K3[Al(OH)4] + H2
C7H40O20 + O2 = CO2 + H2O =>
C7H40O20 + 7 O2 = 7 CO2 + 20 H2O
H2CCl + CO2 = CH2O + CCl + H2O =>
2 H2CCl + CO2 = CH2O + 2 CCl + H2O
S2 + HNO3(conc) = H2SO4 + H2O + NO2 =>
S2 + 12 HNO3(conc) = 2 H2SO4 + 4 H2O + 12 NO2
Ag2O + SO3 = Ag2SO3 + O2 =>
2 Ag2O + 2 SO3 = 2 Ag2SO3 + O2
Pb(NO3)2 + K2CO7 = PbCO7 + (NO3)2 + K2 =>
Pb(NO3)2 + K2CO7 = PbCO7 + (NO3)2 + K2
HCl = H2Cl2 =>
2 HCl = H2Cl2
SO2 + CaOH = HSO2 + CaO =>
SO2 + CaOH = HSO2 + CaO
Cu(NO3)2 + K2SO4 = CuSO4 + KNO3 =>
Cu(NO3)2 + K2SO4 = CuSO4 + 2 KNO3
Hg + H2O = HgO + H =>
Hg + H2O = HgO + 2 H
C3H8CO + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + C3H6O =>
9 C3H8CO + K2Cr2O7 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 4 H2O + 12 C3H6O
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
Cu(SO2)2 + Al = Cu + Al4(SO2)3 =>
3 Cu(SO2)2 + 8 Al = 3 Cu + 2 Al4(SO2)3
FeCo3 + HCl = FeCl + Co2 + H2 =>
2 FeCo3 + 2 HCl = 2 FeCl + 3 Co2 + H2
C3H8O + Cr2O7 + H2SO4 = Cr2(SO4)3 + C3H6O + H2O =>
4 C3H8O + Cr2O7 + 3 H2SO4 = Cr2(SO4)3 + 4 C3H6O + 7 H2O
CrO4{-2} + S2O4{-2} + OH{-} = Cr(OH)3 + SO3{-2} + e =>
CrO4{-2} + 2 S2O4{-2} + 3 OH{-} = Cr(OH)3 + 4 SO3{-2} + e
NaNO2 + NaI + H2SO4 = NO + I2 + NaHSO4 + H2O =>
2 NaNO2 + 2 NaI + 4 H2SO4 = 2 NO + I2 + 4 NaHSO4 + 2 H2O
Cr(OH)3 + NaClO = Cr(ClO)3 + NaOH =>
Cr(OH)3 + 3 NaClO = Cr(ClO)3 + 3 NaOH
SO4{-} + I{-} + H{+} = H2S + I2 + H2O =>
2 SO4{-} + 18 I{-} + 20 H{+} = 2 H2S + 9 I2 + 8 H2O
N + GCl = NCl + G =>
N + GCl = NCl + G
Ca3(PO4)(s) + SiO2(s) + C(s) = CaSiO3(s) + P4(s) + CO(g) =>
4 Ca3(PO4)(s) + 12 SiO2(s) + 4 C(s) = 12 CaSiO3(s) + P4(s) + 4 CO(g)
CH3CH2OH + Cu2O = C2H4O + Cu + H2O =>
CH3CH2OH + Cu2O = C2H4O + 2 Cu + H2O
Me + H2O = Me(OH)3 + H2 =>
2 Me + 6 H2O = 2 Me(OH)3 + 3 H2
C16H24012 + O2 = CO2 + H2O =>
C16H24012 + 6019 O2 = 16 CO2 + 12006 H2O
HCe + CaCO3 = CaCe2 + H2O + CO2 =>
2 HCe + CaCO3 = CaCe2 + H2O + CO2
Ni + AgCl = Ag + NiCl3 =>
Ni + 3 AgCl = 3 Ag + NiCl3
K2Cr2O7 + KI + H2SO4 = H2O + K2SO4 + Cr2(SO4)3 + I =>
K2Cr2O7 + 6 KI + 7 H2SO4 = 7 H2O + 4 K2SO4 + Cr2(SO4)3 + 6 I
HClO(aq) + Na2SO4 = NaClO + H2SO4 =>
2 HClO(aq) + Na2SO4 = 2 NaClO + H2SO4
HClO3 + HCl = Cl2*H2O =>
HClO3 + 5 HCl = 3 Cl2*H2O
Ag(s) + H2S(g) = Ag2S(g) + H2(g) =>
2 Ag(s) + H2S(g) = Ag2S(g) + H2(g)
C3H10 + O2(g) = CO2(g) + H2O(g) =>
2 C3H10 + 11 O2(g) = 6 CO2(g) + 10 H2O(g)
Mg + ZnSO4 = MgSO4 + Zn =>
Mg + ZnSO4 = MgSO4 + Zn
Bi(NO3)3 + H2S = Bi2S3 + HNO3 =>
2 Bi(NO3)3 + 3 H2S = Bi2S3 + 6 HNO3
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Équations équilibrées sur02/24/25
Équations équilibrées sur03/26/24
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