| Équations équilibrées la veille |
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
HF + Li2Co3 = LiF + H2Co3 =>
2 HF + Li2Co3 = 2 LiF + H2Co3
H2Co3 + O2 = Co2 + H2O =>
2 H2Co3 + O2 = 3 Co2 + 2 H2O
Fe{+2} + CrO7{-2} + H{+} = Fe{+3} + Cr{+3} + H2O =>
9 Fe{+2} + CrO7{-2} + 14 H{+} = 9 Fe{+3} + Cr{+3} + 7 H2O
AgN03 + CaCl2 = AgCl + Ca(N03)2 =>
2 AgN03 + CaCl2 = 2 AgCl + Ca(N03)2
HI(aq) = H2(g) + I2(s) =>
2 HI(aq) = H2(g) + I2(s)
NaCH3COO + H2SO4 = HCH3COO + Na2SO4 =>
2 NaCH3COO + H2SO4 = 2 HCH3COO + Na2SO4
K2SO4 + Ca2Cl = K2Cl + SO4Ca2 =>
K2SO4 + Ca2Cl = K2Cl + SO4Ca2
SnCl{4} + NaOH = SnOH{4} + NaCl =>
SnCl{4} + NaOH = SnOH{4} + NaCl
CuPO4 + Na2CO3 = Na2PO4 + CuCO3 =>
CuPO4 + Na2CO3 = Na2PO4 + CuCO3
Al(OH)3 + HC2H3O2 = Al(C2H3O2)3 + H2O =>
Al(OH)3 + 3 HC2H3O2 = Al(C2H3O2)3 + 3 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Zn(NO3)2 + NaBr = NaNO3 + ZnBr2 =>
Zn(NO3)2 + 2 NaBr = 2 NaNO3 + ZnBr2
K2O + Mn = MnO5 + K =>
5 K2O + Mn = MnO5 + 10 K
S8 + NaOH = Na2S + Na2SO3 + SH =>
9 S8 + 48 NaOH = 8 Na2S + 16 Na2SO3 + 48 SH
Te + H2O = Te(OH)2 + H2 =>
Te + 2 H2O = Te(OH)2 + H2
Bi(NO3)3 + Al = Bi + Al(NO3)2 =>
2 Bi(NO3)3 + 3 Al = 2 Bi + 3 Al(NO3)2
Cu(OH)2 + CH3COOH = Cu(CO2CH3)2 + H2O =>
Cu(OH)2 + 2 CH3COOH = Cu(CO2CH3)2 + 2 H2O
NaHS + FeCl3 + H2O = NaCl + Fe(OH)2 + S + H2S =>
6 NaHS + 2 FeCl3 + 4 H2O = 6 NaCl + 2 Fe(OH)2 + S + 5 H2S
C6H6 + SiO2 + CH4 = C6H6SiO2CH4 =>
C6H6 + SiO2 + CH4 = C6H6SiO2CH4
Ba(HCO3)2 + Na2SO4 = BaSO4 + Na2CO3 + CO2 + H2O =>
Ba(HCO3)2 + Na2SO4 = BaSO4 + Na2CO3 + CO2 + H2O
FeFe + ClClCl = ClFe =>
3 FeFe + 2 ClClCl = 6 ClFe
Br + FeI3 = Fe + BrI3 =>
Br + FeI3 = Fe + BrI3
C5H10O5 + O2 = CO2 + H2O =>
C5H10O5 + 5 O2 = 5 CO2 + 5 H2O
IO3{-} + I{-} + H2O = I2 + OH{-} =>
IO3{-} + 5 I{-} + 3 H2O = 3 I2 + 6 OH{-}
KMnO4 + NH3 + NaOH = K2MnO4 + Na2MnO4 + N2 + H2O =>
6 KMnO4 + 2 NH3 + 6 NaOH = 3 K2MnO4 + 3 Na2MnO4 + N2 + 6 H2O
Na2S2O5 + NaOCl + NaOH = Na2SO4 + NaCl + H2O =>
Na2S2O5 + 2 NaOCl + 2 NaOH = 2 Na2SO4 + 2 NaCl + H2O
XeF6 + H2O = XeO3 + HF =>
XeF6 + 3 H2O = XeO3 + 6 HF
Na2S + KC2H3O2 = NaC2H3O2 + K2S =>
Na2S + 2 KC2H3O2 = 2 NaC2H3O2 + K2S
H2Se + Co{3+} + H2O = Se + H3O{+} + Co{2+} =>
H2Se + 2 Co{3+} + 2 H2O = Se + 2 H3O{+} + 2 Co{2+}
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
NH4C + CuN = NH4N + CuC =>
NH4C + CuN = NH4N + CuC
(d)Ca3P2(s) + H2O(l) = Ca(OH)2(aq) + PH3(g) =>
(d)Ca3P2(s) + 6 H2O(l) = 3 Ca(OH)2(aq) + 2 PH3(g)
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
KMnO4 + FeCl2 + KOH = K2MnO4 + FeCl3 + Fe(OH)2 =>
2 KMnO4 + 3 FeCl2 + 2 KOH = 2 K2MnO4 + 2 FeCl3 + Fe(OH)2
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
Li + S = Li2S =>
2 Li + S = Li2S
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
Fe(OH)3 + NO = Fe2(NO2)3 + H2O =>
2 Fe(OH)3 + 3 NO = Fe2(NO2)3 + 3 H2O
K2OCl2O7 = K2[Cl2O8] =>
K2OCl2O7 = K2[Cl2O8]
H2Co3 + O2 = Co2 + H2O =>
2 H2Co3 + O2 = 3 Co2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
(NH4)(OH) + Al2(SO4)3 = (NH4)2(SO4) + Al(OH)3 =>
6(NH4)(OH) + Al2(SO4)3 = 3(NH4)2(SO4) + 2 Al(OH)3
Fe(OH)3 + NO = Fe2(NO2)3 + H2O =>
2 Fe(OH)3 + 3 NO = Fe2(NO2)3 + 3 H2O
Li + S = Li2S =>
2 Li + S = Li2S
Mg(OH)2 + H2SO3 = MgSO3 + H2O =>
Mg(OH)2 + H2SO3 = MgSO3 + 2 H2O
(NH4)2CO3(s) = ammonia + carbondioxide + water =>
(NH4)2CO3(s) = 2 NH3 + CO2 + H2O
Ca(OH)2 + Cl2 = Ca(ClO)2 + CaCl2 + H2O =>
2 Ca(OH)2 + 2 Cl2 = Ca(ClO)2 + CaCl2 + 2 H2O
Ce(IO3)3 = Ce + (IO3)3 =>
Ce(IO3)3 = Ce + (IO3)3
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Équations équilibrées sur01/06/25
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