| Équations équilibrées la veille |
Ca(s) + 2 Cl(s) = CaCl2
As2O5 + HI = I2 + H2O + As2O3 =>
As2O5 + 4 HI = 2 I2 + 2 H2O + As2O3
Se + Cl2 = Se2Cl2 =>
2 Se + Cl2 = Se2Cl2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
KOH + N2O5 = K5NO5 + H2O =>
10 KOH + N2O5 = 2 K5NO5 + 5 H2O
Na + H2SO4 = H2 + Na2SO4 =>
2 Na + H2SO4 = H2 + Na2SO4
Br2 + KMnO4 + H2O = KBrO3 + MnO2 + KOH =>
3 Br2 + 10 KMnO4 + 2 H2O = 6 KBrO3 + 10 MnO2 + 4 KOH
CaOH2 + FeCl2 = CaCl2 + FeOH2 =>
CaOH2 + FeCl2 = CaCl2 + FeOH2
K2CrO4 + NaHSO3 + H2O = NaHSO4 + KOH + Cr(OH)3 =>
2 K2CrO4 + 3 NaHSO3 + 5 H2O = 3 NaHSO4 + 4 KOH + 2 Cr(OH)3
HCl + Pb = PbCl + H2 =>
2 HCl + 2 Pb = 2 PbCl + H2
HCl + Co2 = Co2HCl =>
HCl + Co2 = Co2HCl
C7H7Cl + NH3 = C7H9N + HCl =>
C7H7Cl + NH3 = C7H9N + HCl
P + N2O = N2 + P2O5 =>
2 P + 5 N2O = 5 N2 + P2O5
Mg + Zn2Si = Mg2Si + Zn =>
2 Mg + Zn2Si = Mg2Si + 2 Zn
CaO + AlP = Ca3P2 + Al2O3 =>
3 CaO + 2 AlP = Ca3P2 + Al2O3
Se + Cl2 = SeCl =>
2 Se + Cl2 = 2 SeCl
CoI2 = Co + I2 =>
CoI2 = Co + I2
Pb(CN)4 = Pb + CN =>
Pb(CN)4 = Pb + 4 CN
H3C2ClO2 + OH = H2O + H2C2ClO2 =>
H3C2ClO2 + OH = H2O + H2C2ClO2
C6H5CH3 + HCl = C6H6 + CH3Cl =>
C6H5CH3 + HCl = C6H6 + CH3Cl
KH(IO3)2 + Ca(OH)2 = K(OH) + Ca(IO3)2 + H2O =>
KH(IO3)2 + Ca(OH)2 = K(OH) + Ca(IO3)2 + H2O
C8H18 + F2 = C8H17F + HF =>
C8H18 + F2 = C8H17F + HF
Cr(OH)4{-} + OH{-} + ClO{-} = CrO4{2-} + Cl{-} + H2O =>
2 Cr(OH)4{-} + 2 OH{-} + 3 ClO{-} = 2 CrO4{2-} + 3 Cl{-} + 5 H2O
ScO = Sc + O =>
ScO = Sc + O
[Fe(C2O4)3]K3 + K3Fe(CN)6 + (NH4)2Fe(SO4)2 = Fe4[Fe(CN)6]3 + K6(C2O4)3 + (NH4)2K2(SO4)2 =>
[Fe(C2O4)3]K3 + 3 K3Fe(CN)6 + 3(NH4)2Fe(SO4)2 = Fe4[Fe(CN)6]3 + K6(C2O4)3 + 3(NH4)2K2(SO4)2
FeS + NaCN + H2O + O2 = Na4Fe(CN)6 + NaSCN + NaOH =>
2 FeS + 14 NaCN + 2 H2O + O2 = 2 Na4Fe(CN)6 + 2 NaSCN + 4 NaOH
Hydrogen + Oxygen = water =>
2 H2 + O2 = 2 H2O
KMnO4 + C3H5(OH)3 = K2CO3 + Mn2O3 + CO2 + H2O =>
14 KMnO4 + 4 C3H5(OH)3 = 7 K2CO3 + 7 Mn2O3 + 5 CO2 + 16 H2O
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
AgCl + HBr = AgBr + HCl =>
AgCl + HBr = AgBr + HCl
Na + P + O = Na3PO4 =>
3 Na + P + 4 O = Na3PO4
C11H9NO2 + Zn + HCl = C11H13N + H2O + ZnCl2 =>
C11H9NO2 + 4 Zn + 8 HCl = C11H13N + 2 H2O + 4 ZnCl2
Ir2(SO4)3 + Ca = Ir + Ca(SO4)3 =>
Ir2(SO4)3 + Ca = 2 Ir + Ca(SO4)3
K2Cr2O7 + NaHSO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
2 K2Cr2O7 + 6 NaHSO3 + 5 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO4 + 3 Na2SO4 + 8 H2O
Zn(OH)2 + K2O = K2ZnO2 + H2O =>
Zn(OH)2 + K2O = K2ZnO2 + H2O
C6H6O + H2O = CH4 + CO2 =>
2 C6H6O + 8 H2O = 7 CH4 + 5 CO2
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Fe(s) + MgSO4(aq) = FeSO4(aq) + Mg(s) =>
Fe(s) + MgSO4(aq) = FeSO4(aq) + Mg(s)
Rb2CO3 + H2O = H2CO3 + RbOH =>
Rb2CO3 + 2 H2O = H2CO3 + 2 RbOH
Ni(OH)Cl + HCl = NiCl2 + H2O =>
Ni(OH)Cl + HCl = NiCl2 + H2O
NiO2 + H2SO4 = Ni(SO4)2 + H2O =>
NiO2 + 2 H2SO4 = Ni(SO4)2 + 2 H2O
Ca(NO3)2 + (NH4)2C2O4 = CaC2O4 + (NH4)NO3 =>
Ca(NO3)2 + (NH4)2C2O4 = CaC2O4 + 2(NH4)NO3
Cr(OH)2 + HNO3 = Cr(NO3)3 + H2O + NO2 =>
Cr(OH)2 + 4 HNO3 = Cr(NO3)3 + 3 H2O + NO2
K2Cr2O7 + NaHSO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + NaHSO4 + H2O =>
K2Cr2O7 + 3 NaHSO3 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 NaHSO4 + 4 H2O
CH3C(CH3)CH2 + KMnO4 + H2O = CH3C(OH)(CH3)CH2(OH) + KOH + MnO2 =>
3 CH3C(CH3)CH2 + 2 KMnO4 + 4 H2O = 3 CH3C(OH)(CH3)CH2(OH) + 2 KOH + 2 MnO2
C3H6O3 + Mg(OH)2 = C6H10MgO6 + H2O =>
2 C3H6O3 + Mg(OH)2 = C6H10MgO6 + 2 H2O
HCIO + H2O = CIO + H3O =>
HCIO + H2O = CIO + H3O
HCl + Ca = CaCl2 + H2 =>
2 HCl + Ca = CaCl2 + H2
K2Cr2O7 + NaHSO3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + K2SO3 + H2O =>
K2Cr2O7 + 4 NaHSO3 + 2 H2SO4 = Cr2(SO4)3 + 2 Na2SO4 + K2SO3 + 4 H2O
V2O5 + CO = VO2 + CO2 =>
V2O5 + CO = 2 VO2 + CO2
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