| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 Cu + 4 H2SO4 = Cu2S + 3 Cu2SO4 + 4 H2O
S2O3{-2} + Br2 + H2O = SO4{-2} + Br{-} + H{+} =>
S2O3{-2} + 4 Br2 + 5 H2O = 2 SO4{-2} + 8 Br{-} + 10 H{+}
KMnO4 + Na2SO = K2O + MnO2 + Na2SO4 =>
2 KMnO4 + Na2SO = K2O + 2 MnO2 + Na2SO4
Al2O3(l) + C(s) = CO2(g) + Al(s) =>
2 Al2O3(l) + 3 C(s) = 3 CO2(g) + 4 Al(s)
Al(OH)3 + NaOH = Na[Al(OH)4] =>
Al(OH)3 + NaOH = Na[Al(OH)4]
C2O4H2 + NaOH = Na + H2CO4 + H2O =>
C2O4H2 + 6 NaOH = 6 Na + 2 H2CO4 + 2 H2O
FeS2 + O2 + H2O = Fe(OH)3 + SO4{2-} + H{+} =>
4 FeS2 + 15 O2 + 14 H2O = 4 Fe(OH)3 + 8 SO4{2-} + 16 H{+}
CH3OH + (NH2)2CO + Na2S = NaCN + H2 + SO2 =>
CH3OH + (NH2)2CO + Na2S = 2 NaCN + 4 H2 + SO2
K3Cr2O7 + HCl = CrCl2 + KCl + Cl2 + H2O =>
2 K3Cr2O7 + 28 HCl = 4 CrCl2 + 6 KCl + 7 Cl2 + 14 H2O
AlCl3(aq) + K2CO3(aq) = Al2(CO3)3 + KCl =>
2 AlCl3(aq) + 3 K2CO3(aq) = Al2(CO3)3 + 6 KCl
La(NO3)3 + OH = La(OH)3 + NO3 =>
La(NO3)3 + 3 OH = La(OH)3 + 3 NO3
K2SO4 + Pb(NO3)2 = KNO3 + PbSO4 =>
K2SO4 + Pb(NO3)2 = 2 KNO3 + PbSO4
SH2 + H2O = H3O + S =>
SH2 + 2 H2O = 2 H3O + S
Fe + Cl + H2O = Fe(OH)2 + HCl =>
Fe + 2 Cl + 2 H2O = Fe(OH)2 + 2 HCl
CH3CH2CH2CO2H + CH2H3OH = CH3CH2CH2CO2CH2CH3 + H2O =>
4 CH3CH2CH2CO2H + 2 CH2H3OH = 3 CH3CH2CH2CO2CH2CH3 + 4 H2O
As(HO)3(s) + H2SO4 = As2(SO4)3(aq) + H2O =>
2 As(HO)3(s) + 3 H2SO4 = As2(SO4)3(aq) + 6 H2O
Na2Cr2O7 + Al(NO3)3 = NaAl + Cr2O7(NO3)6 =>
Na2Cr2O7 + 2 Al(NO3)3 = 2 NaAl + Cr2O7(NO3)6
K2CrO4 + Pb(C2H3O2)2 = KC2H3O2 + PbCrO4 =>
K2CrO4 + Pb(C2H3O2)2 = 2 KC2H3O2 + PbCrO4
H2SO4 + KI = K2SO4 + H2S + I2 + H2O =>
5 H2SO4 + 8 KI = 4 K2SO4 + H2S + 4 I2 + 4 H2O
Pb(C2H3O2)2 + SO4 = PbSO4 + C2H3O2 =>
Pb(C2H3O2)2 + SO4 = PbSO4 + 2 C2H3O2
KMnO4 + H2SO4 + KBr = K2SO4 + Br2 + MnSO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 KBr = 6 K2SO4 + 5 Br2 + 2 MnSO4 + 8 H2O
HCl + Fe2O3 = FeCl2 + H2O + O2 =>
8 HCl + 2 Fe2O3 = 4 FeCl2 + 4 H2O + O2
MgCO3 + Pb(OH)3 = Mg(OH)2 + Pb2(CO3)3 =>
3 MgCO3 + 2 Pb(OH)3 = 3 Mg(OH)2 + Pb2(CO3)3
K2Cr2O7 + HL + HClO4 = Cr(ClO4)3 + KClO4 + H2O + L2 =>
K2Cr2O7 + 6 HL + 8 HClO4 = 2 Cr(ClO4)3 + 2 KClO4 + 7 H2O + 3 L2
Fe(Br3) + H2(SO4) = Fe2(SO4)3 + HBr =>
2 Fe(Br3) + 3 H2(SO4) = Fe2(SO4)3 + 6 HBr
C + SO2 = CS2 + CO2 =>
3 C + 2 SO2 = CS2 + 2 CO2
Na2(CO3) + Mg(NO3)2 = MgCO3 + NaNO3 =>
Na2(CO3) + Mg(NO3)2 = MgCO3 + 2 NaNO3
CuSO4*5H2O = CuO + H2O + H2SO4 =>
CuSO4*5H2O = CuO + 4 H2O + H2SO4
FeCl3*6H2O + H2C2O4 = Fe2(C2O4)3 + HCl + H2O =>
2 FeCl3*6H2O + 3 H2C2O4 = Fe2(C2O4)3 + 6 HCl + 12 H2O
WN4O12 + KI2 = KNO3 + WI8 =>
WN4O12 + 4 KI2 = 4 KNO3 + WI8
calciumhydride + water = Ca(OH)2 + hydrogen =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
Ca + F2 = Ca(F2)2 =>
Ca + 2 F2 = Ca(F2)2
C2 + N2 = C53N =>
53 C2 + N2 = 2 C53N
C23H48 + O2 = H2O + CO2 =>
C23H48 + 35 O2 = 24 H2O + 23 CO2
Na3Cl + HCl + O2 = H2O + NaCl =>
2 Na3Cl + 4 HCl + O2 = 2 H2O + 6 NaCl
NH4ClO3 = Cl2 + N2 + O2 + H2O =>
2 NH4ClO3 = Cl2 + N2 + O2 + 4 H2O
H2S + HNO3 = H2O + H2SO4 + NO2 =>
H2S + 8 HNO3 = 4 H2O + H2SO4 + 8 NO2
MnO4{-} + SO3{2-} + H{+} = MnO2 + SO4{2-} + H2O =>
2 MnO4{-} + 3 SO3{2-} + 2 H{+} = 2 MnO2 + 3 SO4{2-} + H2O
Cr(CH3COO)3 + K2CO3 = Cr2(CO3)3 + CH3COOK =>
2 Cr(CH3COO)3 + 3 K2CO3 = Cr2(CO3)3 + 6 CH3COOK
HB(s) + O2 = HBO2 =>
HB(s) + O2 = HBO2
(Zn(OH)4){-} + Ag = Zn + Ag2O + H2O + HO{-} =>
2(Zn(OH)4){-} + 6 Ag = 2 Zn + 3 Ag2O + 3 H2O + 2 HO{-}
B4C3 + CO2 = B2O3 + C =>
B4C3 + 3 CO2 = 2 B2O3 + 6 C
Ca5(PO4)3F + H2SO4 = H3PO4 + HF + CaSO4 =>
Ca5(PO4)3F + 5 H2SO4 = 3 H3PO4 + HF + 5 CaSO4
Cl2 + HI + (H2O)2 = HCl + HIO3 =>
6 Cl2 + 2 HI + 3(H2O)2 = 12 HCl + 2 HIO3
Al + NaOH + H2O = H2 + NaAl(OH)4 =>
2 Al + 2 NaOH + 6 H2O = 3 H2 + 2 NaAl(OH)4
Ir + O2 = Ir2O7 =>
4 Ir + 7 O2 = 2 Ir2O7
H2SO3 + I3{-} = HI + SO2 + SO4{2-} + O2 =>
6 H2SO3 + 4 I3{-} = 12 HI + 4 SO2 + 2 SO4{2-} + O2
CsCl + Na3[Co(NO2)6] = Cs3[Co(NO2)6] + NaCl =>
3 CsCl + Na3[Co(NO2)6] = Cs3[Co(NO2)6] + 3 NaCl
Li2O + Au2O3 = LiAu + O =>
Li2O + Au2O3 = 2 LiAu + 4 O
NaBr + H2O2 = Br2 + NaOH =>
2 NaBr + H2O2 = Br2 + 2 NaOH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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