| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 2 FeSO4 + 8 H2SO4 = Mn2(SO4)3 + 2 Fe(SO4)3 + K2SO4 + 8 H2O
HCl + HNO3 + FeCl2 = FeCl3 + H2O + NO =>
3 HCl + HNO3 + 3 FeCl2 = 3 FeCl3 + 2 H2O + NO
Cr(OH)2 + NaBr = CrBr2 + NaOH =>
Cr(OH)2 + 2 NaBr = CrBr2 + 2 NaOH
(CH)2(CH)(CH)2B + AgNO3 = (CH)2(CH)(CH)2NO3 + AgB =>
(CH)2(CH)(CH)2B + AgNO3 = (CH)2(CH)(CH)2NO3 + AgB
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
C2H5NH2(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4 C2H5NH2(g) + 15 O2(g) = 8 CO2(g) + 14 H2O(g) + 2 N2(g)
Fl + H = FlH =>
Fl + H = FlH
Fe2(SO4)3 + Ca = CaSO4 + Fe =>
Fe2(SO4)3 + 3 Ca = 3 CaSO4 + 2 Fe
AlCl3 + H2SO4 = Al2(SO4)3 + HCl =>
2 AlCl3 + 3 H2SO4 = Al2(SO4)3 + 6 HCl
B3H6 + O2 = HBO2 + H2O =>
4 B3H6 + 15 O2 = 12 HBO2 + 6 H2O
CH3COOH + Mg = (CH3COO)Mg + H2 =>
2 CH3COOH + 2 Mg = 2(CH3COO)Mg + H2
CH3COOH + Mg = CH3COOMg + H2 =>
2 CH3COOH + 2 Mg = 2 CH3COOMg + H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
iron + HCl = iron(ii)chloride + hydrogen =>
Fe + 2 HCl = FeCl2 + H2
Cu2 + Na2SO4 = Cu2(SO4)2 + Na =>
Cu2 + 2 Na2SO4 = Cu2(SO4)2 + 4 Na
Pb(NO3)4(aq) + K2Cr2O7(aq) = Pb(Cr2O7)2(s) + KNO3(aq) =>
Pb(NO3)4(aq) + 2 K2Cr2O7(aq) = Pb(Cr2O7)2(s) + 4 KNO3(aq)
F2 + KClO3 = KCl + F2O =>
3 F2 + KClO3 = KCl + 3 F2O
(NH4)2Fe(SO4)2 + KMnO4 + H2SO4 = Fe2(SO4)3 + (NH4)2SO4 + MnSO4 + K2SO4 + H2O =>
10(NH4)2Fe(SO4)2 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 10(NH4)2SO4 + 2 MnSO4 + K2SO4 + 8 H2O
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
K2HPO3 + Br2 + NaOH = K2NaPO4 + NaBr + H2O =>
K2HPO3 + Br2 + 3 NaOH = K2NaPO4 + 2 NaBr + 2 H2O
LiCO3 = LiO + CO2 =>
LiCO3 = LiO + CO2
[Cr(N2H4CO)18]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + H2O =>
10[Cr(N2H4CO)18]4[Cr(CN)6]3 + 2712 KMnO4 + 3223 H2SO4 = 35 K2Cr2O7 + 2712 MnSO4 + 900 CO2 + 1620 KNO3 + 511 K2SO4 + 4663 H2O
CoCl + KS = CoS + KCl =>
CoCl + KS = CoS + KCl
TiOSO4 + H2O2 = [Ti(O2)(SO4)] + H2 =>
2 TiOSO4 + H2O2 = 2[Ti(O2)(SO4)] + H2
Ge + HNO3 = GeO2 + NO2 + H2O =>
Ge + 4 HNO3 = GeO2 + 4 NO2 + 2 H2O
SH{-} + H2O = SO4{2-} + e + H{+} =>
SH{-} + 4 H2O = SO4{2-} + 8e + 9 H{+}
CrBr2(aq) + Na2Co3(aq) = CrCo3(s) + NaBr(aq) =>
CrBr2(aq) + Na2Co3(aq) = CrCo3(s) + 2 NaBr(aq)
HgClBr = HgCl + Br =>
HgClBr = HgCl + Br
CrCl3 + NaNO3 = Cr(NO3)3 + NaCl =>
CrCl3 + 3 NaNO3 = Cr(NO3)3 + 3 NaCl
Fe2(SO4)3 + BaCl2 = BaSO4 + Cl3Fe =>
Fe2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 Cl3Fe
H3SO4 + KMnO4 + H2O2 = HMnO4 + K2SO4 + H2O =>
2 H3SO4 + 4 KMnO4 + H2O2 = 4 HMnO4 + 2 K2SO4 + 2 H2O
Cu + H(NO3) = Cu(NO3) + H2O + NO2 =>
Cu + 2 H(NO3) = Cu(NO3) + H2O + NO2
Na + H2O = NaH + O2 =>
4 Na + 2 H2O = 4 NaH + O2
HBr + AgNO2 = AgBr + HNO2 =>
HBr + AgNO2 = AgBr + HNO2
HI + LiHO = HIO3 + LiH =>
HI + 3 LiHO = HIO3 + 3 LiH
CH3COONa + HCI = NaCI + C2H4O2 =>
CH3COONa + HCI = NaCI + C2H4O2
S + Mg = MgS =>
S + Mg = MgS
CH3CH2I + CH3CH2ONa = CH3CH2Na + CH3CH2OI =>
CH3CH2I + CH3CH2ONa = CH3CH2Na + CH3CH2OI
NH3(aq) + CO2(aq) + H2O(l) = NH4HCO3(aq) =>
NH3(aq) + CO2(aq) + H2O(l) = NH4HCO3(aq)
HCl + K2S = H2S + KCl =>
2 HCl + K2S = H2S + 2 KCl
Cr(HSO4)3 + NaOH = (Cr(OH)2)2SO4 + H2O + Na2SO4 =>
2 Cr(HSO4)3 + 10 NaOH = (Cr(OH)2)2SO4 + 6 H2O + 5 Na2SO4
H3PO4(aq) + Ca(OH)2(aq) = Ca3(PO4)2(s) + H2O(l) =>
2 H3PO4(aq) + 3 Ca(OH)2(aq) = Ca3(PO4)2(s) + 6 H2O(l)
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
CH3CH2Cl + KOH = C2H5OH + KCl =>
CH3CH2Cl + KOH = C2H5OH + KCl
Ca + SO4 = CaSO4 =>
Ca + SO4 = CaSO4
CuO + TeO3 = Cu3TeO6 =>
3 CuO + TeO3 = Cu3TeO6
K3N + O2 = NO + K2O =>
4 K3N + 5 O2 = 4 NO + 6 K2O
AgCl + CaCO3 = Ag2CO3 + CaCl2 =>
2 AgCl + CaCO3 = Ag2CO3 + CaCl2
MnO2 + ClO4{-} + OH{-} = MnO4{-} + ClO2{-} + H2O =>
4 MnO2 + 3 ClO4{-} + 4 OH{-} = 4 MnO4{-} + 3 ClO2{-} + 2 H2O
H2CO3 + H2O = H4CO3 + HO =>
H2CO3 + 2 H2O = H4CO3 + 2 HO
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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