| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaHCO3 + Ca(CH3COO)2 = 2 NaCH3COO + Ca(HCO3)2
Fe2(SO4)3 + KI = FeSO4 + K2SO4 + I2 =>
Fe2(SO4)3 + 2 KI = 2 FeSO4 + K2SO4 + I2
Ni + Sn(NO3) = Ni(NO3)2 + Sn =>
Ni + 2 Sn(NO3) = Ni(NO3)2 + 2 Sn
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
CH3CH2CH2CH2CH3(l) + O2 = CO2(g) + H2O =>
CH3CH2CH2CH2CH3(l) + 8 O2 = 5 CO2(g) + 6 H2O
Cr2O3 + NO3{-} + H2O = CrO4{-2} + NO2{-} + H{+} =>
Cr2O3 + 3 NO3{-} + 2 H2O = 2 CrO4{-2} + 3 NO2{-} + 4 H{+}
F2 + NH4Br = F2Br + NH4 =>
F2 + NH4Br = F2Br + NH4
NaCI + HF = NaF + HCI =>
NaCI + HF = NaF + HCI
Fe2O3 + CO(g) = Fe3O4(s) + CO2(g) =>
3 Fe2O3 + CO(g) = 2 Fe3O4(s) + CO2(g)
Al + HOH = AlO + H =>
Al + HOH = AlO + 2 H
Al2O3(s) + H2SO4 = Al2(SO4)3(aq) + H2O(l) =>
Al2O3(s) + 3 H2SO4 = Al2(SO4)3(aq) + 3 H2O(l)
Cr2O3(s) + Na(l) = NaCr2O3(g) =>
Cr2O3(s) + Na(l) = NaCr2O3(g)
S + CS2 = SCS2 =>
S + CS2 = SCS2
NH4Cl + Ba(OH)2 = BaCl2 + H2O + NH3 =>
2 NH4Cl + Ba(OH)2 = BaCl2 + 2 H2O + 2 NH3
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
NaOH + H2O = NaO + H2OH =>
NaOH + H2O = NaO + H2OH
NO2 + HOH = HNO3 + NO =>
3 NO2 + HOH = 2 HNO3 + NO
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
I{-} + MnO4{-} + OH{-} = MnO4{2-} + IO3{-} + H2O =>
I{-} + 6 MnO4{-} + 6 OH{-} = 6 MnO4{2-} + IO3{-} + 3 H2O
I2 + NaBr = I2(Na) + Br =>
I2 + NaBr = I2(Na) + Br
NHO3 + BaO = Ba(NO3)2 + H2O =>
2 NHO3 + BaO = Ba(NO3)2 + H2O
C4H9NO3 + H2O = C3H6O2{-} + NH3 + HCO3{-} + H{+} =>
15 C4H9NO3 + 23 H2O = 16 C3H6O2{-} + 15 NH3 + 12 HCO3{-} + 28 H{+}
Zn + KNO3 + KOH + H2O = K2[Zn(OH)4] + NH3 =>
4 Zn + KNO3 + 7 KOH + 6 H2O = 4 K2[Zn(OH)4] + NH3
Na2S2O4 + H2O2 = Na2SO4 + SO2 + H2O =>
Na2S2O4 + 2 H2O2 = Na2SO4 + SO2 + 2 H2O
AgNO3 + K2(SO4) = Ag2(SO4) + K(NO3) =>
2 AgNO3 + K2(SO4) = Ag2(SO4) + 2 K(NO3)
CsOH + H2SO4 = Cs2SO4 + H2O =>
2 CsOH + H2SO4 = Cs2SO4 + 2 H2O
Hg + I2 = HgI =>
2 Hg + I2 = 2 HgI
Al + Cl2SO4 = Al2(SO4)3 + Cl2 =>
2 Al + 3 Cl2SO4 = Al2(SO4)3 + 3 Cl2
SO2 + Br2 + H2O = H2SO4 + HBr =>
SO2 + Br2 + 2 H2O = H2SO4 + 2 HBr
N2O3 + KOH = KNO2 + H2O =>
N2O3 + 2 KOH = 2 KNO2 + H2O
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
H2SIO3CaO = H2OCaSIO3 =>
H2SIO3CaO = H2OCaSIO3
H2O2 + NaOH = Na2O2 + H2O =>
H2O2 + 2 NaOH = Na2O2 + 2 H2O
CH3COOH + NaOH = CH3COONa + H2O =>
CH3COOH + NaOH = CH3COONa + H2O
UO2{2+} + Pb = UO2{+} + Pb{2+} =>
2 UO2{2+} + Pb = 2 UO2{+} + Pb{2+}
K + Ca(NO3)2 = K(NO3) + Ca =>
2 K + Ca(NO3)2 = 2 K(NO3) + Ca
FeCl2 + NaOH = FeO + NaCl + H2O =>
FeCl2 + 2 NaOH = FeO + 2 NaCl + H2O
C2H4O + H2O = HOCH2CH2OH =>
C2H4O + H2O = HOCH2CH2OH
GeO2 + H2 = Ge + H2O =>
GeO2 + 2 H2 = Ge + 2 H2O
Al2S3 + HCI = Al(CI)3 + H2S =>
Al2S3 + 6 HCI = 2 Al(CI)3 + 3 H2S
Cl2 + HBr = Cl2HBr =>
Cl2 + HBr = Cl2HBr
MnO2 + HF = MnF2 + O2 + H2O =>
2 MnO2 + 4 HF = 2 MnF2 + O2 + 2 H2O
CH3OH + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
5 CH3OH + 6 KMnO4 + 9 H2SO4 = 6 MnSO4 + 3 K2SO4 + 5 CO2 + 19 H2O
(NH4)2Cr2O7 = NH3 + Cr2O3 + NO + H2O =>
5(NH4)2Cr2O7 = 4 NH3 + 5 Cr2O3 + 6 NO + 14 H2O
Al + Pb = Al2Pb3 =>
2 Al + 3 Pb = Al2Pb3
NaH + CO2 = Na2CO3 + CO + H2O =>
2 NaH + 3 CO2 = Na2CO3 + 2 CO + H2O
Br2O3 + H2O = Br2 + H2O4 =>
Br2O3 + H2O = Br2 + H2O4
ZnCl2 + AgNO3 = Zn(NO3)2 + AgCl =>
ZnCl2 + 2 AgNO3 = Zn(NO3)2 + 2 AgCl
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
Na2S + HIO = NaIO + H2 + S =>
Na2S + 2 HIO = 2 NaIO + H2 + S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/17/24
Équations équilibrées sur12/17/23
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