| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + 2 O2 = CO2 + 2 H2O
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
ZnBrHCl = ZnClHBr =>
ZnBrHCl = ZnClHBr
C + H2 + O2 = C6H14O2 =>
6 C + 7 H2 + O2 = C6H14O2
MgO + HClO2 = MgCl + H2O + O2 =>
4 MgO + 4 HClO2 = 4 MgCl + 2 H2O + 5 O2
MnSO4 + (NH4)2S2O8 + H2O = MnO2 + H2SO4 + (NH4)2SO2 =>
3 MnSO4 + (NH4)2S2O8 + 4 H2O = 3 MnO2 + 4 H2SO4 + (NH4)2SO2
Fe2S3 + HNO3 = Fe(NO3)3 + NO2 + H2SO4 + H2O =>
Fe2S3 + 30 HNO3 = 2 Fe(NO3)3 + 24 NO2 + 3 H2SO4 + 12 H2O
S(S) + O2 = SO3(g) =>
S(S) + 3 O2 = 2 SO3(g)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
CHF3 + O2 = CO2 + FO + H2 =>
2 CHF3 + 5 O2 = 2 CO2 + 6 FO + H2
FeCl3 + (Na2)HPO4 = Fe2(HPO4)3 + NaCl =>
2 FeCl3 + 3(Na2)HPO4 = Fe2(HPO4)3 + 6 NaCl
KMnO4 + HCl + H2SO4 = Cl2 + SO4Mn + SO4K2 + H2O =>
2 KMnO4 + 10 HCl + 3 H2SO4 = 5 Cl2 + 2 SO4Mn + SO4K2 + 8 H2O
Mg3Si4O10(OH)2 + H2 = SiO2 + H2O + Mg3Si2O5(OH)2 =>
Mg3Si4O10(OH)2 + H2 = 2 SiO2 + H2O + Mg3Si2O5(OH)2
[Ni(H2O)6]2 + NH3 = Ni(OH)2 + NH4 + H2O =>
[Ni(H2O)6]2 + 4 NH3 = 2 Ni(OH)2 + 4 NH4 + 8 H2O
Mg + (NH4)PO4 = MgP2O7 + NH3 + H2O =>
Mg + 2(NH4)PO4 = MgP2O7 + 2 NH3 + H2O
Fe2O3 + Na = NaO + Fe =>
Fe2O3 + 3 Na = 3 NaO + 2 Fe
C + H2 = CH4 =>
C + 2 H2 = CH4
H3PO4 + (CaOH)3 = Ca3PO4 + H2O =>
H3PO4 + (CaOH)3 = Ca3PO4 + 3 H2O
SO4{2-} = S2 + O2 + e =>
2 SO4{2-} = S2 + 4 O2 + 4e
CoF3 + NaI = NaF + CoF2 + I2 =>
2 CoF3 + 2 NaI = 2 NaF + 2 CoF2 + I2
KMnO4 + CH3COOH = MnO2 + KOH + CO2 + H2O =>
8 KMnO4 + 3 CH3COOH = 8 MnO2 + 8 KOH + 6 CO2 + 2 H2O
KIO3 + I2 + HCl = KICl4 + H2O + HICl4 =>
3 KIO3 + I2 + 20 HCl = 3 KICl4 + 9 H2O + 2 HICl4
OHCH2CH2CH2CH2OH + KMnO4 + H2SO4 = COOHCH2CH2COOH + K2SO4 + MnSO4 + H2O =>
5 OHCH2CH2CH2CH2OH + 8 KMnO4 + 12 H2SO4 = 5 COOHCH2CH2COOH + 4 K2SO4 + 8 MnSO4 + 22 H2O
CuSO4 + Na2S2O5 + H2O + NaCN = CuCN + NaHSO4 =>
4 CuSO4 + Na2S2O5 + 3 H2O + 4 NaCN = 4 CuCN + 6 NaHSO4
CrS3 + MnN2O6 + NaCO3 = NO + CO2 + Na2CrO4 + Na2MnO4 + Na2SO4 =>
CrS3 + 4 MnN2O6 + 16 NaCO3 = 8 NO + 16 CO2 + Na2CrO4 + 4 Na2MnO4 + 3 Na2SO4
H2O2 + NH4 = H2O + N =>
2 H2O2 + NH4 = 4 H2O + N
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
BF3 = B2F6 =>
2 BF3 = B2F6
Ni + H2O = Ni(OH) + H2 =>
2 Ni + 2 H2O = 2 Ni(OH) + H2
ZnCl2 + H2O = ZnO + HCl =>
ZnCl2 + H2O = ZnO + 2 HCl
Pb(s) + Zn(NO3)2(aq) = Pb(NO3)2(aq) + Zn(s) =>
Pb(s) + Zn(NO3)2(aq) = Pb(NO3)2(aq) + Zn(s)
SiO2 + AgNO3 = SiNO3 + AgO2 =>
SiO2 + AgNO3 = SiNO3 + AgO2
FeS2 + CO2 = Fe2O3 + CO + S =>
2 FeS2 + 3 CO2 = Fe2O3 + 3 CO + 4 S
NaClO = NaCl + NaClO3 =>
3 NaClO = 2 NaCl + NaClO3
CrSO4 + H2O2 + NaOH = Cr2O3 + Na2SO4 + H2O =>
2 CrSO4 + H2O2 + 4 NaOH = Cr2O3 + 2 Na2SO4 + 3 H2O
CuSO4 + HCl = CuCl2 + H2(SO4) =>
CuSO4 + 2 HCl = CuCl2 + H2(SO4)
Na2B4O7 + H2O + CuSO4 = H3BO3 + Cu(OH)BO2 + Na2SO4 =>
Na2B4O7 + 5 H2O + CuSO4 = 3 H3BO3 + Cu(OH)BO2 + Na2SO4
Al + BF3 = AlF3 + B =>
Al + BF3 = AlF3 + B
Cr2O7{-} + Fe{2+} + H{+} = Fe{3+} + Cr{3+} + H2O =>
Cr2O7{-} + 7 Fe{2+} + 14 H{+} = 7 Fe{3+} + 2 Cr{3+} + 7 H2O
Si2 + H2O = SiH2 + SiO =>
Si2 + H2O = SiH2 + SiO
C2H4 + HBrO3 = C2H5Br + O2 =>
2 C2H4 + 2 HBrO3 = 2 C2H5Br + 3 O2
KMnO4 + K2S + KOH = K2MnO4 + SO2 + H2O =>
6 KMnO4 + K2S + 4 KOH = 6 K2MnO4 + SO2 + 2 H2O
I2 + NaBH4 = H2 + NaI + B2H =>
2 I2 + 4 NaBH4 = 7 H2 + 4 NaI + 2 B2H
C8H3O3 + NaBH4 = C8H10O3 + NaBH3 =>
C8H3O3 + 7 NaBH4 = C8H10O3 + 7 NaBH3
Cl2 + H2O = HCl + O2 =>
2 Cl2 + 2 H2O = 4 HCl + O2
K2SO4(aq) + BaCl2 = BaSO4 + KCl =>
K2SO4(aq) + BaCl2 = BaSO4 + 2 KCl
Al3 + I = Al(I)3 =>
Al3 + 9 I = 3 Al(I)3
NCl + AgNO3 = AgCl + N2O3 =>
NCl + AgNO3 = AgCl + N2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/17/24
Équations équilibrées sur01/16/24
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