| Équations équilibrées la veille |
2 NaCl + F2 = 2 NaF + Cl2
K2Se + KMnO4 + H2SO4 = Se + K2SO4 + H2MnO4 =>
K2Se + 2 KMnO4 + 2 H2SO4 = Se + 2 K2SO4 + 2 H2MnO4
Sr(OH)2SO2 = SrSO3H2O =>
Sr(OH)2SO2 = SrSO3H2O
C6H6C3H7 + KMnO4 + H2SO4 = C6H6COOH + K2SO4 + MnSO4 + H2O =>
35 C6H6C3H7 + 64 KMnO4 + 96 H2SO4 = 45 C6H6COOH + 32 K2SO4 + 64 MnSO4 + 166 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
NaOCl = Na + OCl =>
NaOCl = Na + OCl
Ba + K2O = BaO + K =>
Ba + K2O = BaO + 2 K
OH + V = V(OH)3 =>
3 OH + V = V(OH)3
SO(s) + H2O(l) = S(OH)2(aq) =>
SO(s) + H2O(l) = S(OH)2(aq)
HOH = H2 + O =>
HOH = H2 + O
KCl + Hg = K2Hg + Cl2 =>
2 KCl + Hg = K2Hg + Cl2
HClO2 + Zn = Zn(ClO2)2 + H2 =>
2 HClO2 + Zn = Zn(ClO2)2 + H2
Cr2(SO4)3 + Na3PO4 = Cr2PO4 + Na3(SO4)3 =>
Cr2(SO4)3 + Na3PO4 = Cr2PO4 + Na3(SO4)3
FeBr2 + Cl2 = FeCl3 + Br2 =>
2 FeBr2 + 3 Cl2 = 2 FeCl3 + 2 Br2
HgO + I + H2O = HgI4 + OH =>
HgO + 4 I + H2O = HgI4 + 2 OH
KOH + C20H14O4 = K + H2CO3 + H2O =>
86 KOH + C20H14O4 = 86 K + 20 H2CO3 + 30 H2O
HBr + F = HF + Br =>
HBr + F = HF + Br
CHCH + KMnO4 = K2C2O4 + MnO2 + KOH + H2O =>
3 CHCH + 8 KMnO4 = 3 K2C2O4 + 8 MnO2 + 2 KOH + 2 H2O
Al + Na3PO4 = Na + AlPO4 =>
Al + Na3PO4 = 3 Na + AlPO4
C4H10 + HO2 = CO2 + H2O =>
3 C4H10 + 26 HO2 = 12 CO2 + 28 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
PO4{-3} + H2O = HPO4{-2} + OH{-} =>
PO4{-3} + H2O = HPO4{-2} + OH{-}
C2H4 + NaOH = C2H4(OH)2 + Na =>
C2H4 + 2 NaOH = C2H4(OH)2 + 2 Na
Zn + H2Cr2O7 = ZnCr2O7 + H =>
Zn + H2Cr2O7 = ZnCr2O7 + 2 H
CH3CH2CH2CH3 + Cl2 = CH3CH(Cl)CH3 + HCl =>
3 CH3CH2CH2CH3 + 3 Cl2 = 4 CH3CH(Cl)CH3 + 2 HCl
I2 + NaHCO3 + H3AsO3 = H3AsO4 + NaI + H2O + CO2 =>
I2 + 2 NaHCO3 + H3AsO3 = H3AsO4 + 2 NaI + H2O + 2 CO2
Ag(NO3) + Na2CO3 = Ag2CO3 + NaNO3 =>
2 Ag(NO3) + Na2CO3 = Ag2CO3 + 2 NaNO3
C4H10(g) + O(g) = CO2(g) + H2O =>
C4H10(g) + 13 O(g) = 4 CO2(g) + 5 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
K2CrO4 + HBr = KBr + CrBr3 + Br + H2O =>
K2CrO4 + 8 HBr = 2 KBr + CrBr3 + 3 Br + 4 H2O
Cu + Fe = FeCu =>
Cu + Fe = FeCu
C5H8 + Cl2 = C5H8Cl =>
2 C5H8 + Cl2 = 2 C5H8Cl
Li + CO2 + H2O = LiHCO3 + H2 =>
2 Li + 2 CO2 + 2 H2O = 2 LiHCO3 + H2
Ba(OH)2 + Na3(PO4) = Ba3(PO4)2 + NaOH =>
3 Ba(OH)2 + 2 Na3(PO4) = Ba3(PO4)2 + 6 NaOH
AsO3 + NaOH = Na2AsO4 + H2O =>
AsO3 + 2 NaOH = Na2AsO4 + H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
FeSO3 + NaOH = Fe(OH)2 + Na2SO3 =>
FeSO3 + 2 NaOH = Fe(OH)2 + Na2SO3
Ca(NO3)2 + K2(CO3) = Ca2(CO3)2 + K(NO3) =>
2 Ca(NO3)2 + 2 K2(CO3) = Ca2(CO3)2 + 4 K(NO3)
FeS + Ca(OH)2 = Fe(OH)2 + CaS =>
FeS + Ca(OH)2 = Fe(OH)2 + CaS
Ni + P = Ni3P2 =>
3 Ni + 2 P = Ni3P2
SnO2 + HCl = SnCl2 + Cl2 + H2O =>
SnO2 + 4 HCl = SnCl2 + Cl2 + 2 H2O
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
Rb2S + Fe(NO3)3 = Fe2S3 + Rb(NO3) =>
3 Rb2S + 2 Fe(NO3)3 = Fe2S3 + 6 Rb(NO3)
HCl + C3Cl3N3O3 = CNOH + Cl2 =>
3 HCl + C3Cl3N3O3 = 3 CNOH + 3 Cl2
H3C6H5O7(aq) + NaOH(aq) = Na3C6H5O7(aq) + H2O(l) =>
H3C6H5O7(aq) + 3 NaOH(aq) = Na3C6H5O7(aq) + 3 H2O(l)
I2 + NaF = NaI + F2 =>
I2 + 2 NaF = 2 NaI + F2
Hg3 + O2 = Hg2O3 =>
4 Hg3 + 9 O2 = 6 Hg2O3
Ag2S + H2SO4 = Ag2SO4 + H2S =>
Ag2S + H2SO4 = Ag2SO4 + H2S
FeI2 + I2 = FeI3 =>
2 FeI2 + I2 = 2 FeI3
CrCl3 + KOH + KClO3 = KCl + K2CrO4 + H2O =>
2 CrCl3 + 10 KOH + KClO3 = 7 KCl + 2 K2CrO4 + 5 H2O
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Équations équilibrées sur10/23/24
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