| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 C3CH2OH + 17 O2 = 16 CO2 + 6 H2O
BeS + PtI = Pt2S + BeI2 =>
BeS + 2 PtI = Pt2S + BeI2
Fe(s) + Cd(NO3)2(aq) = Fe(NO3)3(aq) + Cd(s) =>
2 Fe(s) + 3 Cd(NO3)2(aq) = 2 Fe(NO3)3(aq) + 3 Cd(s)
AgNO3 + H2O + CO = Ag + CO2 + HNO3 =>
2 AgNO3 + H2O + CO = 2 Ag + CO2 + 2 HNO3
Na2CrO4 + Cu2S = Na2S + Cu2CrO4 =>
Na2CrO4 + Cu2S = Na2S + Cu2CrO4
Cr2O3(s) + H2S(g) = Cr2S3(s) + H2O(l) =>
Cr2O3(s) + 3 H2S(g) = Cr2S3(s) + 3 H2O(l)
Ca + Sn(OH)2 = Sn + Ca(OH)2 =>
Ca + Sn(OH)2 = Sn + Ca(OH)2
Fe + I = Fe2I3 =>
2 Fe + 3 I = Fe2I3
FeSO3 + H2SO4 = Fe2(SO4)3 + H2S + H2O =>
8 FeSO3 + 7 H2SO4 = 4 Fe2(SO4)3 + 3 H2S + 4 H2O
I2 + H3AsO3 + H2O = HI + H3AsO4 =>
I2 + H3AsO3 + H2O = 2 HI + H3AsO4
C14H21 + O2 = CO2 + H2O =>
4 C14H21 + 77 O2 = 56 CO2 + 42 H2O
NaOH + CrCl + H2O2 = NaCl + Na2CrO4 + H2O =>
6 NaOH + 2 CrCl + 5 H2O2 = 2 NaCl + 2 Na2CrO4 + 8 H2O
K + HOH = KOH2 =>
K + HOH = KOH2
Cu(s) + NiCl2(aq) = CuCl2(aq) + Ni(s) =>
Cu(s) + NiCl2(aq) = CuCl2(aq) + Ni(s)
Al2(SO4)3 + NH4Br = AlBr3 + (NH4)2(SO4) =>
Al2(SO4)3 + 6 NH4Br = 2 AlBr3 + 3(NH4)2(SO4)
Ca(OH)2(s) + HCl = CaCl2(aq) + H2O(l) =>
Ca(OH)2(s) + 2 HCl = CaCl2(aq) + 2 H2O(l)
Zn(NH3)42 + S = ZnS + (NH3)42 =>
Zn(NH3)42 + S = ZnS + (NH3)42
Cl2O4 = Cl2 + O2 =>
Cl2O4 = Cl2 + 2 O2
Fe(NO3)2(aq) + Na2CO3(aq) = FeCO3 + NaNO3 =>
Fe(NO3)2(aq) + Na2CO3(aq) = FeCO3 + 2 NaNO3
MnS4 + HNO3 + HCl = NO + S + MnCl2 + H2O =>
3 MnS4 + 2 HNO3 + 6 HCl = 2 NO + 12 S + 3 MnCl2 + 4 H2O
NH4Cl(aq) + CaSO3(aq) = CaCl2 + (NH4)2SO3 =>
2 NH4Cl(aq) + CaSO3(aq) = CaCl2 + (NH4)2SO3
Ag(NO3) + K(CrO4) = Ag(CrO4) + K(NO3) =>
Ag(NO3) + K(CrO4) = Ag(CrO4) + K(NO3)
Cr(NO3)2 + NaOH + H2O2 = Na2CrO4 + HNO3 + H2O =>
Cr(NO3)2 + 2 NaOH + 2 H2O2 = Na2CrO4 + 2 HNO3 + 2 H2O
K(s) + N2(g) = K3N(s) =>
6 K(s) + N2(g) = 2 K3N(s)
Ag3PO4 + HNO3 = AgNO3 + AgH2PO4 =>
Ag3PO4 + 2 HNO3 = 2 AgNO3 + AgH2PO4
KClO4 + S8 = KCl + SO2 =>
4 KClO4 + S8 = 4 KCl + 8 SO2
NH4VO3 + H2SO4 = VO2 + (NH4)2SO4 + H2O + SO4 =>
2 NH4VO3 + 2 H2SO4 = 2 VO2 + (NH4)2SO4 + 2 H2O + SO4
CuCl2*2H2O + Al(NO3)3*9H2O + Ni(NO3)3*6H2O + NaOH + C6H12O6 = Cu100Al92Ni8O200 + NaNO3 + H2O + NaCl + C6H12O7 =>
100 CuCl2*2H2O + 92 Al(NO3)3*9H2O + 8 Ni(NO3)3*6H2O + 500 NaOH + 50 C6H12O6 = Cu100Al92Ni8O200 + 300 NaNO3 + 1326 H2O + 200 NaCl + 50 C6H12O7
NiSO4 + CuI2 = NiI2 + SO4Cu =>
NiSO4 + CuI2 = NiI2 + SO4Cu
CaCO3(s) + HCl(ac) = CaCl2(ac) + CO2(g) + H2O(l) =>
CaCO3(s) + 2 HCl(ac) = CaCl2(ac) + CO2(g) + H2O(l)
C4H2OO + O2 = CO2 + H2O =>
2 C4H2OO + 7 O2 = 8 CO2 + 2 H2O
Ni(OH)2 + HBr = NiBr2 + H(OH) =>
Ni(OH)2 + 2 HBr = NiBr2 + 2 H(OH)
NiCl2(aq) + Cu(s) = Ni(s) + CuCl2(s) =>
NiCl2(aq) + Cu(s) = Ni(s) + CuCl2(s)
Cl2 + NaBr2 = NaClBr2 =>
Cl2 + 2 NaBr2 = 2 NaClBr2
K4(FeCN)6 + KMnO4 + H2SO4 = KHSO4 + Fe(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
5 K4(FeCN)6 + 94 KMnO4 + 298 H2SO4 = 114 KHSO4 + 30 Fe(SO4)3 + 94 MnSO4 + 30 HNO3 + 30 CO2 + 226 H2O
Na2S2O3 + KIO3 = KS2O3 + Na2IO3 =>
Na2S2O3 + KIO3 = KS2O3 + Na2IO3
HAsO2 + HCl + KMnO4 = HAsO3 + MnCl2 + KCl + H2O =>
5 HAsO2 + 6 HCl + 2 KMnO4 = 5 HAsO3 + 2 MnCl2 + 2 KCl + 3 H2O
H2O2 = H2O + *O2 =>
2 H2O2 = 2 H2O + *O2
C16H31 + O2 = H2O + CO2 =>
4 C16H31 + 95 O2 = 62 H2O + 64 CO2
Na2SO4 + Fe(NO3)2 = FeSO4 + NaNO3 =>
Na2SO4 + Fe(NO3)2 = FeSO4 + 2 NaNO3
(Ag(NH3)2){+} + AsO3{3-} + OH{-} = Ag + AsO4{3-} + NH3 + H2O =>
2(Ag(NH3)2){+} + AsO3{3-} + 2 OH{-} = 2 Ag + AsO4{3-} + 4 NH3 + H2O
C2H4 + Br = CH2Br2 =>
C2H4 + 4 Br = 2 CH2Br2
PbO2 + KBr + H2SO4 = K2SO4 + PbSO4 + Br2 + H2O =>
PbO2 + 2 KBr + 2 H2SO4 = K2SO4 + PbSO4 + Br2 + 2 H2O
C6H12O6 = C3H6O3 = CO2 =>
C6H12O6 = 2 C3H6O3
Zn + CaNO3 = Ca + ZnNO3 =>
Zn + CaNO3 = Ca + ZnNO3
CH3OCH2CH3 + CH3COOH = COO(CH2CH3)2 + H2O =>
CH3OCH2CH3 + CH3COOH = COO(CH2CH3)2 + H2O
AgBr + NH3 = AgBr(NH3) =>
AgBr + NH3 = AgBr(NH3)
NH4NO3 + NaOH = NH3*H2O + NaNO3 =>
NH4NO3 + NaOH = NH3*H2O + NaNO3
Cr2S3(s) + O2(g) = Cr2O3(s) + SO2(g) =>
2 Cr2S3(s) + 9 O2(g) = 2 Cr2O3(s) + 6 SO2(g)
Cr4C3 + Mn(HCO2)2 = Cr(HCO2)3 + C2Mn4 =>
2 Cr4C3 + 12 Mn(HCO2)2 = 8 Cr(HCO2)3 + 3 C2Mn4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/06/25
Équations équilibrées sur04/05/24
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