| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 6 KI + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 7 H2O + 6 I
Ethanol + Oxygen = Carbondioxide + Water =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
K2Cr2O7 + KI + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + I =>
K2Cr2O7 + 6 KI + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 7 H2O + 6 I
CuCl2 + Na2SeO3 = CuSe + NaCl + O =>
CuCl2 + Na2SeO3 = CuSe + 2 NaCl + 3 O
NaSCN + FeCl3 = NaCl + Fe(SCN)3 =>
3 NaSCN + FeCl3 = 3 NaCl + Fe(SCN)3
KMnO4 + H2Te + H2SO4 = Te + H2O + MnSO4 + K2SO4 =>
2 KMnO4 + 5 H2Te + 3 H2SO4 = 5 Te + 8 H2O + 2 MnSO4 + K2SO4
Ba(SO4) + Na(OH) = Ba(OH)2 + Na2(SO4) =>
Ba(SO4) + 2 Na(OH) = Ba(OH)2 + Na2(SO4)
K2Cr2O7 + KI + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + I =>
K2Cr2O7 + 6 KI + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 7 H2O + 6 I
NaCl(aq) + NaHSO4(aq) = Na2SO4(aq) + HCl =>
NaCl(aq) + NaHSO4(aq) = Na2SO4(aq) + HCl
Ca(CO3) + HCl = CaCl2 + H2O + CO2 =>
Ca(CO3) + 2 HCl = CaCl2 + H2O + CO2
Sn + N2 = Sn3N2 =>
3 Sn + N2 = Sn3N2
Na2Cr2O7 + H2SO4 = CrO3 + H2O + Na2SO4 =>
Na2Cr2O7 + H2SO4 = 2 CrO3 + H2O + Na2SO4
Ca(HCO3)2(s) = CaO(s) + H2O(g) + CO2(g) =>
Ca(HCO3)2(s) = CaO(s) + H2O(g) + 2 CO2(g)
Ethanol + Oxygen = Carbondioxide + Water =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Ba(SO4) + Na(OH) = Ba(OH)2 + Na2(SO4) =>
Ba(SO4) + 2 Na(OH) = Ba(OH)2 + Na2(SO4)
Sn + N2 = Sn3N2 =>
3 Sn + N2 = Sn3N2
K2Cr2O7 + KI + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + I =>
K2Cr2O7 + 6 KI + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 7 H2O + 6 I
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Zn + AuNO2 = ZnNO2 + Au =>
Zn + AuNO2 = ZnNO2 + Au
CuCl2 + Na2SeO3 = CuSe + NaCl + O =>
CuCl2 + Na2SeO3 = CuSe + 2 NaCl + 3 O
Ba(SO4) + Na(OH) = Ba(OH)2 + Na2(SO4) =>
Ba(SO4) + 2 Na(OH) = Ba(OH)2 + Na2(SO4)
H2O(l) + S{2-}(aq) + (MnO4){-}(aq) = S(s) + MnS(s) + OH{-}(aq) =>
8 H2O(l) + 7 S{2-}(aq) + 2(MnO4){-}(aq) = 5 S(s) + 2 MnS(s) + 16 OH{-}(aq)
Sn + N2 = Sn3N2 =>
3 Sn + N2 = Sn3N2
Pb(NO3)2 + Cu(SO4) = Pb2(SO4)2 + Cu(NO3)2 =>
2 Pb(NO3)2 + 2 Cu(SO4) = Pb2(SO4)2 + 2 Cu(NO3)2
AgBr + Fe2(CO3)3 = FeBr3 + Ag2CO3 =>
6 AgBr + Fe2(CO3)3 = 2 FeBr3 + 3 Ag2CO3
Sn + N2 = Sn3N2 =>
3 Sn + N2 = Sn3N2
K2S + Pb(NO3)2 = K2(NO3)2 + Pb(S) =>
K2S + Pb(NO3)2 = K2(NO3)2 + Pb(S)
Ethanol + Oxygen = Carbondioxide + Water =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
CuCl2 + Na2SeO3 = CuSe + NaCl + O =>
CuCl2 + Na2SeO3 = CuSe + 2 NaCl + 3 O
Na3Al(OH)6(s) + H2SO4 = Al2(SO4)3 + Na2SO4 + H2O =>
2 Na3Al(OH)6(s) + 6 H2SO4 = Al2(SO4)3 + 3 Na2SO4 + 12 H2O
NaBrO3 + AgNO3 = AgBrO3 + NaNO3 =>
NaBrO3 + AgNO3 = AgBrO3 + NaNO3
CuCl2 + Na2SeO3 = CuSe + NaCl + O =>
CuCl2 + Na2SeO3 = CuSe + 2 NaCl + 3 O
Ba(SO4) + Na(OH) = Ba(OH)2 + Na2(SO4) =>
Ba(SO4) + 2 Na(OH) = Ba(OH)2 + Na2(SO4)
IrBr3 + C2H3O2Ag = AgBr + Ir(CH3COO)3 =>
IrBr3 + 3 C2H3O2Ag = 3 AgBr + Ir(CH3COO)3
FeS + NaClO = NaCl + FeSO4 =>
FeS + 4 NaClO = 4 NaCl + FeSO4
Au + O2 = Au3O2 =>
3 Au + O2 = Au3O2
NaCl475 = Na50 + Cl2 =>
50 NaCl475 = Na50 + 11875 Cl2
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
K2Cr2O7 + KI + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + I =>
K2Cr2O7 + 6 KI + 7 H2SO4 = 4 K2SO4 + Cr2(SO4)3 + 7 H2O + 6 I
Ni{2}OH{-} = Ni{2}O{2} =>
Ni{2}OH{-} = Ni{2}O{2}
Ethanol + Oxygen = Carbondioxide + Water =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
K2S + Pb(NO3)2 = K2(NO3)2 + Pb(S) =>
K2S + Pb(NO3)2 = K2(NO3)2 + Pb(S)
Sn + N2 = Sn3N2 =>
3 Sn + N2 = Sn3N2
CuCl2 + Na2SeO3 = CuSe + NaCl + O =>
CuCl2 + Na2SeO3 = CuSe + 2 NaCl + 3 O
Ba(SO4) + Na(OH) = Ba(OH)2 + Na2(SO4) =>
Ba(SO4) + 2 Na(OH) = Ba(OH)2 + Na2(SO4)
Ni{2}OH{-} = Ni{2}O{2} =>
Ni{2}OH{-} = Ni{2}O{2}
NaCl475 = Na50 + Cl2 =>
50 NaCl475 = Na50 + 11875 Cl2
NH4Cl + NaOCl = N2 + NaCl + HCl + H2O =>
2 NH4Cl + 3 NaOCl = N2 + 3 NaCl + 2 HCl + 3 H2O
CO(NH2)2 + Cu(NO3)2 = CuCO7N4H4 =>
CO(NH2)2 + Cu(NO3)2 = CuCO7N4H4
Na2 + KCl = K + NaCl =>
Na2 + 2 KCl = 2 K + 2 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/25
Équations équilibrées sur03/05/24
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