| Équations équilibrées la veille |
2 Fe + 3 K = Fe2K3
Bi(OH)3 + NaOH = Na3(Bi(OH)6) =>
Bi(OH)3 + 3 NaOH = Na3(Bi(OH)6)
SiCl4 + HOH = H2SiO3 + HCl =>
SiCl4 + 3 HOH = H2SiO3 + 4 HCl
Ba(OH)2 + Na2S = NaOH + BaS =>
Ba(OH)2 + Na2S = 2 NaOH + BaS
K2Cr2O7(aq) + HI(aq) + HClO4(aq) = Cr(ClO4)3(aq) + K(ClO4)(aq) + I2(g) + H2O(l) =>
K2Cr2O7(aq) + 6 HI(aq) + 8 HClO4(aq) = 2 Cr(ClO4)3(aq) + 2 K(ClO4)(aq) + 3 I2(g) + 7 H2O(l)
OH{-} + Cr2O3 + ClO{-} = Cl{-} + CrO4{2-} + H2O =>
4 OH{-} + Cr2O3 + 3 ClO{-} = 3 Cl{-} + 2 CrO4{2-} + 2 H2O
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
NH4ClKNO3 = KCl + NH4NO3 =>
NH4ClKNO3 = KCl + NH4NO3
Li2CO3 + CaCO3 = Li2CaO2 + CO2 =>
Li2CO3 + CaCO3 = Li2CaO2 + 2 CO2
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
HCOOCH2C6H5 + NaOH = HCOONa + HOCH2C6H5 =>
HCOOCH2C6H5 + NaOH = HCOONa + HOCH2C6H5
As2S3 + O3 = As2O3 + S =>
As2S3 + O3 = As2O3 + 3 S
KMnO4 + Na2C2O4 + HCl = NaCl + CO2 + MnCl2 + KCl + H2O =>
2 KMnO4 + 5 Na2C2O4 + 16 HCl = 10 NaCl + 10 CO2 + 2 MnCl2 + 2 KCl + 8 H2O
CH3CHNO2CH2CH3 + Fe + HCl = CH3CHNH3CH2CH3Cl + FeCl2 + H2O =>
CH3CHNO2CH2CH3 + 3 Fe + 7 HCl = CH3CHNH3CH2CH3Cl + 3 FeCl2 + 2 H2O
C6H8O7 + NaOH = C6H5O7Na3 + H2O =>
C6H8O7 + 3 NaOH = C6H5O7Na3 + 3 H2O
Pb2(SO4) = Pb2(SO3) + O2 =>
2 Pb2(SO4) = 2 Pb2(SO3) + O2
Li2CO3 + H2SiO3 = Li2SiO3 + H2CO3 =>
Li2CO3 + H2SiO3 = Li2SiO3 + H2CO3
S4 + O2 = SO =>
S4 + 2 O2 = 4 SO
Cu + AgNo3 = Ag + CuNo33 =>
Cu + 11 AgNo3 = 11 Ag + CuNo33
Sr + O2 = SrO =>
2 Sr + O2 = 2 SrO
NaHO + HCl = HOH + NaCl =>
NaHO + HCl = HOH + NaCl
Zn + Sn{+4} = Zn{+2} + Sn =>
2 Zn + Sn{+4} = 2 Zn{+2} + Sn
OH{-} + Cr2O3 + ClO{-} = Cl{-} + CrO4{2-} + H2O =>
4 OH{-} + Cr2O3 + 3 ClO{-} = 3 Cl{-} + 2 CrO4{2-} + 2 H2O
Co(H2O)6 + HCl = CoCl4 + H2O + H =>
Co(H2O)6 + 4 HCl = CoCl4 + 6 H2O + 4 H
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Mg + HNO3 = H2 + Mg(NO3)2 =>
Mg + 2 HNO3 = H2 + Mg(NO3)2
Li3PO4 = Li + PO4 =>
Li3PO4 = 3 Li + PO4
Be(OH)2 + HClO = Be(OH)ClO + H2O =>
Be(OH)2 + HClO = Be(OH)ClO + H2O
(C31H64) + O(g) = CO2(g) + H2O(g) =>
(C31H64) + 94 O(g) = 31 CO2(g) + 32 H2O(g)
Ba(OH)2(aq) + K2SO4(aq) = KOH(aq) + BaSO4(s) =>
Ba(OH)2(aq) + K2SO4(aq) = 2 KOH(aq) + BaSO4(s)
FeCl3 + K = KCl + FeCl2 =>
FeCl3 + K = KCl + FeCl2
MgCO3(s) + HCl(aq) = MgCl2 + CO2 + H2O =>
MgCO3(s) + 2 HCl(aq) = MgCl2 + CO2 + H2O
Cl2 + Ca3P2 + H2O = HCl + Ca3(PO4)2 =>
8 Cl2 + Ca3P2 + 8 H2O = 16 HCl + Ca3(PO4)2
Cu(OH)2 + (NH4)(OH) = [Cu(NH3)4](OH)2 + H2O =>
Cu(OH)2 + 4(NH4)(OH) = [Cu(NH3)4](OH)2 + 4 H2O
H + Fe2{+} + MnO2 = Fe3{+} + Mn{2+} + H2O =>
4 H + 6 Fe2{+} + MnO2 = 4 Fe3{+} + Mn{2+} + 2 H2O
[Co(NH3)4] + NO2 = [Co(NH3)4(NO2)2] =>
[Co(NH3)4] + 2 NO2 = [Co(NH3)4(NO2)2]
CuSO4 + Fe = Cu + Fe6(SO4)2 =>
2 CuSO4 + 6 Fe = 2 Cu + Fe6(SO4)2
KI + NaI = KNaI2 =>
KI + NaI = KNaI2
Na2MnO4 + KNO2 + H2SO4 = MnSO4 + KNO3 + Na2SO4 + H2O =>
Na2MnO4 + 2 KNO2 + 2 H2SO4 = MnSO4 + 2 KNO3 + Na2SO4 + 2 H2O
H3BO3 + Ag2O3 = AgBO3 + H2O =>
2 H3BO3 + Ag2O3 = 2 AgBO3 + 3 H2O
Ca + C = CaC32 =>
Ca + 32 C = CaC32
S + CUSO4 = SSO4 + CU =>
S + CUSO4 = SSO4 + CU
Ca(NO3)2 + NaI = NaNO3 + I2Ca =>
Ca(NO3)2 + 2 NaI = 2 NaNO3 + I2Ca
AlBr3 + NH4Cl = AlCl3 + NH4Br =>
AlBr3 + 3 NH4Cl = AlCl3 + 3 NH4Br
ZnF2 + LiNO3 = LiF + Zn(NO3)2 =>
ZnF2 + 2 LiNO3 = 2 LiF + Zn(NO3)2
CH3CHO + O2 = CH3O2 + CHOO2 =>
CH3CHO + 2 O2 = CH3O2 + CHOO2
Zn + HBr = ZnBr + H3 =>
3 Zn + 3 HBr = 3 ZnBr + H3
Mg(s) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + Zn(s) =>
Mg(s) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + Zn(s)
NH4ClKNO3 = KCl + NH4NO3 =>
NH4ClKNO3 = KCl + NH4NO3
CH3CHCH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CHCH3CH2CH2CH3 + 19 O2 = 12 CO2 + 14 H2O
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Équations équilibrées sur11/13/24
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