| Équations équilibrées la veille |
NaOH + CH3Cl = CH3OH + NaCl
NaHCO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 CO2 + 2 H2O
Al* + C = Al4C3 =>
4 Al* + 3 C = Al4C3
C2H6O + H2O2 = C2H4O2 + H2O =>
C2H6O + 2 H2O2 = C2H4O2 + 3 H2O
Ca(NO3)2 + Na2CO3 = CaCO3 + NaNO3 =>
Ca(NO3)2 + Na2CO3 = CaCO3 + 2 NaNO3
KHC2O4*H2C2O4 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
10 KHC2O4*H2C2O4 + 8 KMnO4 + 17 H2SO4 = 8 MnSO4 + 9 K2SO4 + 40 CO2 + 32 H2O
BaI2 + KCl = KI + BaCl2 =>
BaI2 + 2 KCl = 2 KI + BaCl2
Fe(NO3)3 + HCl = FeCl3 + HNO3 =>
Fe(NO3)3 + 3 HCl = FeCl3 + 3 HNO3
Fe2O3 + Na2CO3 = NaFeO2 + CO2 =>
Fe2O3 + Na2CO3 = 2 NaFeO2 + CO2
CdCuSO4 = CdSO4Cu =>
CdCuSO4 = CdSO4Cu
AlBr3 + NaOH = Al(OH)3 + NaBr =>
AlBr3 + 3 NaOH = Al(OH)3 + 3 NaBr
La(s) + Br2(g) = LaBr3(s) =>
2 La(s) + 3 Br2(g) = 2 LaBr3(s)
Na2SO3 + HI = H2SO3 + NaI =>
Na2SO3 + 2 HI = H2SO3 + 2 NaI
CaOH2 + Mg = MgOH2 + Ca =>
CaOH2 + Mg = MgOH2 + Ca
Fe + CuCl2 = FeCl2 + Cu = =>
Fe + CuCl2 = FeCl2 + Cu
N2H4(l) = NH3(g) + N2(g) =>
3 N2H4(l) = 4 NH3(g) + N2(g)
CoCl2 + NH4Cl + NH3 + H2O2 = Co(NH3)6Cl3 + H2O =>
2 CoCl2 + 2 NH4Cl + 10 NH3 + H2O2 = 2 Co(NH3)6Cl3 + 2 H2O
P6 = P3 =>
P6 = 2 P3
S2O8{2-} + Fe{2+} = SO4{-2} + Fe{3+} =>
S2O8{2-} + 2 Fe{2+} = 2 SO4{-2} + 2 Fe{3+}
H2 + N205 = HN03 =>
205 H2 + 6 N205 = 410 HN03
NH4Cl + AgNO3 = NH4NO3 + Ag + Cl =>
NH4Cl + AgNO3 = NH4NO3 + Ag + Cl
K3[Fe(CN)6] + FeSO4 = KFe[Fe(CN)6] + K2SO4 =>
K3[Fe(CN)6] + FeSO4 = KFe[Fe(CN)6] + K2SO4
Cu3(PO4)2 + KI = CuI2 + K3PO4 =>
Cu3(PO4)2 + 6 KI = 3 CuI2 + 2 K3PO4
(OH)2 = OH =>
(OH)2 = 2 OH
NO3H + I2 = IO3H + NO + H2O =>
10 NO3H + 3 I2 = 6 IO3H + 10 NO + 2 H2O
FeCl3 + Na2S2O3 = Fe2(S2O3)3 + NaCl =>
2 FeCl3 + 3 Na2S2O3 = Fe2(S2O3)3 + 6 NaCl
Na2SO3 + (NH4)2(SO4) = Na2SO4 + (NH4)2SO3 =>
Na2SO3 + (NH4)2(SO4) = Na2SO4 + (NH4)2SO3
C6H5OH + C2H3ClO2 = C6H5OCH2COOH + HCl =>
C6H5OH + C2H3ClO2 = C6H5OCH2COOH + HCl
Na3Cl2 = Cl2 + Na =>
Na3Cl2 = Cl2 + 3 Na
Ba(OH)2H16O8 + NH4SCN = Ba(SCN)2 + NH3 + H2O =>
Ba(OH)2H16O8 + 2 NH4SCN = Ba(SCN)2 + 2 NH3 + 10 H2O
NO2 = N2O4 =>
2 NO2 = N2O4
C3H7Br + KOH = C3H6 + KBr + H2O =>
C3H7Br + KOH = C3H6 + KBr + H2O
Fe(NO3)3 + Na2SO3 + H2O = Na2SO4 + Fe(NO3)2 + HNO3 =>
2 Fe(NO3)3 + Na2SO3 + H2O = Na2SO4 + 2 Fe(NO3)2 + 2 HNO3
Ni(NO3)2 + KOH = Ni(OH)2 + K(NO3) =>
Ni(NO3)2 + 2 KOH = Ni(OH)2 + 2 K(NO3)
F2 + CuCl = CuF2 + Cl =>
F2 + CuCl = CuF2 + Cl
Li + Cl2 = LiCl =>
2 Li + Cl2 = 2 LiCl
HOCl + NaBr = NaCl + BrOH =>
HOCl + NaBr = NaCl + BrOH
Fe2O3(s) = Fe(s) + O2(g) =>
2 Fe2O3(s) = 4 Fe(s) + 3 O2(g)
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Ba(OH)2 + AlCl3 = Al(OH)3 + BaCl2 =>
3 Ba(OH)2 + 2 AlCl3 = 2 Al(OH)3 + 3 BaCl2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Ca(OH)2 + HCl = CaCl2 + (H2O) =>
Ca(OH)2 + 2 HCl = CaCl2 + 2(H2O)
HCOOC2H5 + O2 = C + H2O =>
2 HCOOC2H5 + O2 = 6 C + 6 H2O
I2 + O2 = IO3 =>
I2 + 3 O2 = 2 IO3
BeOSO2 = BeO2SO =>
BeOSO2 = BeO2SO
BaI2 + KCl = KI + BaCl2 =>
BaI2 + 2 KCl = 2 KI + BaCl2
CoOC = COCo =>
CoOC = COCo
CuSO4 + NaI + Na2SO3 + H2O = CuI + Na2SO4 + H2SO4 =>
2 CuSO4 + 2 NaI + Na2SO3 + H2O = 2 CuI + 2 Na2SO4 + H2SO4
NaHCO3(s) = NaHCO3(aq) =>
NaHCO3(s) = NaHCO3(aq)
K2Cr2O7 + H2SO4 + KI = Cr2(SO4) + I2 + KHSO4 + H2O =>
K2Cr2O7 + 13 H2SO4 + 10 KI = Cr2(SO4) + 5 I2 + 12 KHSO4 + 7 H2O
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Équations équilibrées sur11/16/24
Équations équilibrées sur12/16/23
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