| Équations équilibrées la veille |
8 S + 6 KOH = 2 K2S3 + K2S2O3 + 3 H2O
Al(S) + Fe2O3(S) = Fe(S) + Al2O3(S) =>
2 Al(S) + Fe2O3(S) = 2 Fe(S) + Al2O3(S)
HCN(aq) + NaOH(aq) = NaCN(aq) + H2O(l) =>
HCN(aq) + NaOH(aq) = NaCN(aq) + H2O(l)
K2Cr2O7 + H2SO4 + K2C2O4 = K2CrO4 + Cr2(SO4)3 + CO2 + H2O =>
5 K2Cr2O7 + 3 H2SO4 + 3 K2C2O4 = 8 K2CrO4 + Cr2(SO4)3 + 6 CO2 + 3 H2O
KI + KNO2 + CCl4 = I2 + NO + KCl + CO2 =>
2 KI + 2 KNO2 + CCl4 = I2 + 2 NO + 4 KCl + CO2
KBrO3 + KI + HCl = KCl + Br2 + I + H2O =>
2 KBrO3 + 10 KI + 12 HCl = 12 KCl + Br2 + 10 I + 6 H2O
potassiumchlorate = potassiumchloride + potassiumperchlorate =>
4 KClO3 = KCl + 3 KClO4
Na + H2SO4 = Na2SO4 + H2 =>
2 Na + H2SO4 = Na2SO4 + H2
H2 + AlCl3 = Al + H2Cl3 =>
H2 + AlCl3 = Al + H2Cl3
HO{-}CH2{-}CH2{-}OH = HO{-}CH2{-}CH = O + H + e{-} =>
HO{-}CH2{-}CH2{-}OH = HO{-}CH2{-}CH
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
K2S + Ni(NO3)2 = KNO3 + NiS =>
K2S + Ni(NO3)2 = 2 KNO3 + NiS
F2 + Al2 = AlF3 =>
3 F2 + Al2 = 2 AlF3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
SO3(g) + H2O(aq) = H2SO4 =>
SO3(g) + H2O(aq) = H2SO4
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
CuSO4*55H2O = CuSO4 + H2O =>
CuSO4*55H2O = CuSO4 + 55 H2O
KOH + Al2(SO4)3 = K(SO4)3 + Al2(OH) =>
KOH + Al2(SO4)3 = K(SO4)3 + Al2(OH)
H2SO4 + CuO = CuSO4 + H2O =>
H2SO4 + CuO = CuSO4 + H2O
Ba(NO2)2 + HCl = BaCl2 + NO + NO2 + H2O =>
Ba(NO2)2 + 2 HCl = BaCl2 + NO + NO2 + H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P + CO =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 2 P + 5 CO
Cl2 + FeBr2 = FeCl3 + Br2 =>
3 Cl2 + 2 FeBr2 = 2 FeCl3 + 2 Br2
CH3COOH + Mg = Mg(H3CCOO)2 + H2 =>
2 CH3COOH + Mg = Mg(H3CCOO)2 + H2
C3O2H6 + NaOH = C3O2NaH5 + H2O =>
C3O2H6 + NaOH = C3O2NaH5 + H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
CH3COOH + CH3CH3CHCH2CH2OH = CH3COOCH2CH2CHCH3CH3 + H2O =>
CH3COOH + CH3CH3CHCH2CH2OH = CH3COOCH2CH2CHCH3CH3 + H2O
K2(CrO4) + Hg(NO3)2 = K(NO3) + Hg(CrO4) =>
K2(CrO4) + Hg(NO3)2 = 2 K(NO3) + Hg(CrO4)
Fe3Br8 + Na2CO3 = NaBr + Fe3O4 + CO2 =>
Fe3Br8 + 4 Na2CO3 = 8 NaBr + Fe3O4 + 4 CO2
NH4I + MgSO4 = (NH4)2SO4 + MgI2 =>
2 NH4I + MgSO4 = (NH4)2SO4 + MgI2
N2O4(aq) + N2H4(aq) = N2(g) + H2O(g) =>
N2O4(aq) + 2 N2H4(aq) = 3 N2(g) + 4 H2O(g)
FeCuS2 + O2 = CuS + FeO + SO2 =>
2 FeCuS2 + 3 O2 = 2 CuS + 2 FeO + 2 SO2
CrI3 + Cl2 + KOH = KCr04 + KIO3 + KCl + H2O =>
8 CrI3 + 59 Cl2 + 144 KOH = 2 KCr04 + 24 KIO3 + 118 KCl + 72 H2O
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
NaOHZnCl2 = NaCl2ZnOH =>
NaOHZnCl2 = NaCl2ZnOH
(FeFe2)O4 + H2SO4 + H2O2 = Fe2(SO4)3 + H2O =>
2(FeFe2)O4 + 9 H2SO4 + H2O2 = 3 Fe2(SO4)3 + 10 H2O
OH{-} + IO3{-} + H2SO3 = I2 + SO4{2-} + H2O =>
8 OH{-} + 2 IO3{-} + 5 H2SO3 = I2 + 5 SO4{2-} + 9 H2O
I2 + CaBr2 = CaI2 + Br2 =>
I2 + CaBr2 = CaI2 + Br2
K + F2 = KF =>
2 K + F2 = 2 KF
Al + Cl{2} = AlCl{2} =>
Al + Cl{2} = AlCl{2}
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
MgCl2 + H2SO4 = HCl + MgSO4 =>
MgCl2 + H2SO4 = 2 HCl + MgSO4
HSO3CsOH = CsSO3H2O =>
HSO3CsOH = CsSO3H2O
H2SO4 + Ba(OH)2 = BaSO4 + H2O =>
H2SO4 + Ba(OH)2 = BaSO4 + 2 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al + HCl = AlCl3 + H =>
Al + 3 HCl = AlCl3 + 3 H
Cr(OH)3KOH = CrOHK(OH)3 =>
Cr(OH)3KOH = CrOHK(OH)3
Mg{2{+}+Na2HPO4 = MgHPO4+Na{+} =>
Mg{2{+}+Na2HPO4 = MgHPO4+2Na{+}
HC2 + O = C02 + H2O =>
2 HC2 + O = 2 C02 + H2O
NH4SO4 + PbNO3 = NH4NO3 + PbSO4 =>
NH4SO4 + PbNO3 = NH4NO3 + PbSO4
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Équations équilibrées sur11/13/24
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