| Équations équilibrées la veille | Équations équilibrées le lendemain |
C6H6O + 7 O2 = 6 CO2 + 3 H2O
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
CH3COCl + CH3CHOHCH3 = CH3(CH2)3COOH + HCl =>
CH3COCl + CH3CHOHCH3 = CH3(CH2)3COOH + HCl
AlBr3(s) = Al(s) + Br2(l) =>
2 AlBr3(s) = 2 Al(s) + 3 Br2(l)
KNO2 + K2Cr2O7 + HCl = CrCl3 + KNO3 + H2O + KCl =>
3 KNO2 + K2Cr2O7 + 8 HCl = 2 CrCl3 + 3 KNO3 + 4 H2O + 2 KCl
[Zn(NH3)4] = Zn + NH3 =>
[Zn(NH3)4] = Zn + 4 NH3
Co(NO3)2(aq) + K2CrO4(aq) = CoCrO4 + KNO3 =>
Co(NO3)2(aq) + K2CrO4(aq) = CoCrO4 + 2 KNO3
K2CO3 + Mn(NO3)3 = KNO3 + Mn2(CO3)3 =>
3 K2CO3 + 2 Mn(NO3)3 = 6 KNO3 + Mn2(CO3)3
Na3P + Mg(MnO4)2 = Mg3P2 + NaMnO4 =>
2 Na3P + 3 Mg(MnO4)2 = Mg3P2 + 6 NaMnO4
Ba0 + H2O = Ba(OH)2 + H2 =>
Ba0 + 2 H2O = Ba(OH)2 + H2
Pb(CrO2)2 + HNO3 = H2Cr2O7 + Pb(NO3)2 + NO + H2O =>
Pb(CrO2)2 + 4 HNO3 = H2Cr2O7 + Pb(NO3)2 + 2 NO + H2O
ClCH2COONa + NaNO2 = NO2CH2COONa + NaCl =>
ClCH2COONa + NaNO2 = NO2CH2COONa + NaCl
NaNO2 + H3O = NaNO3 + H2 =>
2 NaNO2 + 2 H3O = 2 NaNO3 + 3 H2
B5H9(g) + O2(g) = B2O3(s) + H2O(l) =>
2 B5H9(g) + 12 O2(g) = 5 B2O3(s) + 9 H2O(l)
CH3CH2CH2CH2CH2CH2CH2CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH2CH2CH2CH2CH2CH2CH3 + 31 O2 = 20 CO2 + 22 H2O
NaNO3 + Zn + H2O = NH3 + Zn(OH)2 + NaOH =>
NaNO3 + 4 Zn + 6 H2O = NH3 + 4 Zn(OH)2 + NaOH
Rb(s) + S(s) = RbS =>
Rb(s) + S(s) = RbS
Fe(C2H3O2)3 + K2S = Fe2S3 + K(C2H3O2) =>
2 Fe(C2H3O2)3 + 3 K2S = Fe2S3 + 6 K(C2H3O2)
C4H6O6 + OH = C4H4O6 + H2O =>
C4H6O6 + 2 OH = C4H4O6 + 2 H2O
C4H4O2 + H2O2 = C4H4O3 + H2O =>
C4H4O2 + H2O2 = C4H4O3 + H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Ca + Mg(OH)2 = Ca(OH)2 + Mg =>
Ca + Mg(OH)2 = Ca(OH)2 + Mg
WCl6 + Na2S = WS2 + NaCl + S =>
WCl6 + 3 Na2S = WS2 + 6 NaCl + S
Ba0 + H2O = Ba(OH)2 + H2 =>
Ba0 + 2 H2O = Ba(OH)2 + H2
AlCr3 + (NH4)2SO4 = NH4Cr + Al2(SO4)3 =>
2 AlCr3 + 3(NH4)2SO4 = 6 NH4Cr + Al2(SO4)3
NO2 + OH{-} = H2O + NO2{-} + NO3{-} =>
2 NO2 + 2 OH{-} = H2O + NO2{-} + NO3{-}
NBr5 + H2O = HNO3 + HBr =>
NBr5 + 3 H2O = HNO3 + 5 HBr
Hg(NO3)2(aq) + HCl(aq) = HNO3(aq) + HgCl2(s) =>
Hg(NO3)2(aq) + 2 HCl(aq) = 2 HNO3(aq) + HgCl2(s)
C(g) + H2(g) = C2H4(g) =>
2 C(g) + 2 H2(g) = C2H4(g)
(NH4)2CrO4 = NH4 + CrO4 =>
(NH4)2CrO4 = 2 NH4 + CrO4
Na(g) + Br2(g) = NaBr(s) =>
2 Na(g) + Br2(g) = 2 NaBr(s)
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
Fe4[Fe(CN)6]3 + NaOH = NaCN + Fe(OH)2 + Fe(OH)3 =>
Fe4[Fe(CN)6]3 + 18 NaOH = 18 NaCN + 3 Fe(OH)2 + 4 Fe(OH)3
SiO + C2 = SiC + CO =>
SiO + C2 = SiC + CO
Cr2(CO3)3 + H3O = Cr + CO2 + H2O =>
Cr2(CO3)3 + 6 H3O = 2 Cr + 3 CO2 + 9 H2O
H2O2 + H2SO4 + KY = K2SO4 + H2O + Y =>
H2O2 + H2SO4 + 2 KY = K2SO4 + 2 H2O + 2 Y
AsO3 + S2Cl2 + Cl2 = AsCl3 + SO3 =>
2 AsO3 + S2Cl2 + 2 Cl2 = 2 AsCl3 + 2 SO3
C17H35COONa + CaO = C17H35COOCa + Na2O + C17H35COO =>
2 C17H35COONa + CaO = C17H35COOCa + Na2O + C17H35COO
Ag + KCN + HNO3 = KAg(CN)2 + H2O + NO2 + KNO3 =>
Ag + 2 KCN + 2 HNO3 = KAg(CN)2 + H2O + NO2 + KNO3
PbCrO4 + KI + H2SO4 = PbSO4 + CrI3 + K2SO4 + I2 + H2O =>
2 PbCrO4 + 12 KI + 8 H2SO4 = 2 PbSO4 + 2 CrI3 + 6 K2SO4 + 3 I2 + 8 H2O
AgNO3 + ZnO = Ag + Zn(NO3)2 + O2 =>
4 AgNO3 + 2 ZnO = 4 Ag + 2 Zn(NO3)2 + O2
CH4 + CO = C3H8 + H2O =>
7 CH4 + 2 CO = 3 C3H8 + 2 H2O
K4[Co(CN)6] + KBrO3 + H2O = K3[Co(CN)6] + KBr + KOH =>
6 K4[Co(CN)6] + KBrO3 + 3 H2O = 6 K3[Co(CN)6] + KBr + 6 KOH
K2MnO4 + H2SO4 = K2SO4 + H2MnO4 =>
K2MnO4 + H2SO4 = K2SO4 + H2MnO4
PbCl2 + K2S = PbS + KCl =>
PbCl2 + K2S = PbS + 2 KCl
Zn(s) + H2SO4(aq) = ZnSO4(aq) + H2(g) =>
Zn(s) + H2SO4(aq) = ZnSO4(aq) + H2(g)
Br + ClO = BrO3 + Cl =>
Br + 3 ClO = BrO3 + 3 Cl
H1 + F1 = HF =>
H1 + F1 = HF
Be4C2 + H2O = Be(OH)2 + CH4 =>
Be4C2 + 8 H2O = 4 Be(OH)2 + 2 CH4
Fe(C2H3O2)3 + K2S = Fe2S3 + K(C2H3O2) =>
2 Fe(C2H3O2)3 + 3 K2S = Fe2S3 + 6 K(C2H3O2)
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Équations équilibrées sur06/08/24
Équations équilibrées sur07/08/23
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