| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 SO2 + Na2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O
BaCl2 + K(SO4) = Ba(SO4)2 + KCl =>
BaCl2 + 2 K(SO4) = Ba(SO4)2 + 2 KCl
Cl2 + Cr2O3 + KOH = KCl + K2CrO4 + H2O =>
3 Cl2 + Cr2O3 + 10 KOH = 6 KCl + 2 K2CrO4 + 5 H2O
NaBrO3 + NaBr + H2SO4 = Na2SO4 + Br2 + H2O =>
NaBrO3 + 5 NaBr + 3 H2SO4 = 3 Na2SO4 + 3 Br2 + 3 H2O
K2SO3 + CO2 = K2CO3 + SO2 =>
K2SO3 + CO2 = K2CO3 + SO2
NH4OH + HCI = NH4CI + H2O =>
NH4OH + HCI = NH4CI + H2O
CO(NH2)2 + CuO = N2 + CO2 + H2O + Cu =>
CO(NH2)2 + 3 CuO = N2 + CO2 + 2 H2O + 3 Cu
In(NO3)3 + CH4N2O = In2O3 + N2 + CO2 + H2O =>
2 In(NO3)3 + 5 CH4N2O = In2O3 + 8 N2 + 5 CO2 + 10 H2O
Pb(NO3)2 + KCI = KCI(NO3)2 + Pb =>
Pb(NO3)2 + KCI = KCI(NO3)2 + Pb
Au + NaCN + O2 + H2O = NaAu(CN)2 + NaOH =>
4 Au + 8 NaCN + O2 + 2 H2O = 4 NaAu(CN)2 + 4 NaOH
Fe2O3 + Br2 = Fe2 + Br2O3 =>
Fe2O3 + Br2 = Fe2 + Br2O3
Na2CO3 + Cu(NO3) = Na2(NO3) + CuCO3 =>
Na2CO3 + Cu(NO3) = Na2(NO3) + CuCO3
KClO + MgSO4 = KSO4 + MgClO =>
KClO + MgSO4 = KSO4 + MgClO
AlL3 + Pb(NO3)2 = PbL2 + Al(NO3)3 =>
2 AlL3 + 3 Pb(NO3)2 = 3 PbL2 + 2 Al(NO3)3
C5H12O + H2O2 = CO2 + H2O =>
C5H12O + 15 H2O2 = 5 CO2 + 21 H2O
Mg(OH)2 + HBr = Br2 + H2O + Mg =>
Mg(OH)2 + 2 HBr = Br2 + 2 H2O + Mg
Cr2O3 + H2O2 + KOH = K2CrO4 + H2O =>
Cr2O3 + 3 H2O2 + 4 KOH = 2 K2CrO4 + 5 H2O
KF + Na2SO4 = K2SO4 + NaF =>
2 KF + Na2SO4 = K2SO4 + 2 NaF
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
V + H2 = VH3 =>
2 V + 3 H2 = 2 VH3
SO2(g) + H2(g) = H2S(g) + H2O(g) =>
SO2(g) + 3 H2(g) = H2S(g) + 2 H2O(g)
K2CrO4 + Ba(NO3)2 = KNO3 + BaCrO4 =>
K2CrO4 + Ba(NO3)2 = 2 KNO3 + BaCrO4
Cu(NO3)2(aq) + NaOH(l) = Cu(OH)2(s) + NaNO3(aq) =>
Cu(NO3)2(aq) + 2 NaOH(l) = Cu(OH)2(s) + 2 NaNO3(aq)
Al2S3 + H2CO3 = Al2(CO3)3 + H2S =>
Al2S3 + 3 H2CO3 = Al2(CO3)3 + 3 H2S
HNO3 + CaCO3 = CO2 + Ca(NO3)2 + H2O =>
2 HNO3 + CaCO3 = CO2 + Ca(NO3)2 + H2O
AsH3 + AuCl3 + NaOH = Na3AsO4 + Au + H2O + NaCl =>
3 AsH3 + 8 AuCl3 + 33 NaOH = 3 Na3AsO4 + 8 Au + 21 H2O + 24 NaCl
CuSO4 + FeCl2 = CuCl + Fe(SO4)2 =>
2 CuSO4 + FeCl2 = 2 CuCl + Fe(SO4)2
CH3(CH2)4OH + O2 = CO2 + H2O =>
2 CH3(CH2)4OH + 15 O2 = 10 CO2 + 12 H2O
Pb(NO3)2 + H2SO4 = PbSO4 + HNO3 =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2 HNO3
KMnO4 + KJ + H2SO4 = MnSO4 + J + K2SO4 + H2O =>
KMnO4 + 5 KJ + 4 H2SO4 = MnSO4 + 5 J + 3 K2SO4 + 4 H2O
Fe2O3 + CO = Fe3O4 + CO2 =>
3 Fe2O3 + CO = 2 Fe3O4 + CO2
Fe15 + H2O = Fe3O4 + H2 =>
Fe15 + 20 H2O = 5 Fe3O4 + 20 H2
C6H5CH(OH)CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + C6H5COCH3 + H2O =>
3 C6H5CH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 C6H5COCH3 + 7 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H6(g) + Cl2(g) = C2H5Cl(l) + HCl(g) =>
C2H6(g) + Cl2(g) = C2H5Cl(l) + HCl(g)
Mg + CuCl2 = Cu + MgCl2 =>
Mg + CuCl2 = Cu + MgCl2
C2H6O + O2 = C88H4O2 + H2O =>
44 C2H6O + 44 O2 = C88H4O2 + 130 H2O
S + NaOH + O2 = Na2SO4 + H2O =>
2 S + 4 NaOH + 3 O2 = 2 Na2SO4 + 2 H2O
AgCl(s) + O2(g) = AgO2(g) + Cl(s) =>
AgCl(s) + O2(g) = AgO2(g) + Cl(s)
KF + Na2SO4 = K2SO4 + NaF =>
2 KF + Na2SO4 = K2SO4 + 2 NaF
KCNS + AgNO3 = KNO3 + AgCNS =>
KCNS + AgNO3 = KNO3 + AgCNS
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NaClO + NaI + H2SO4 = I2 + NaCl + Na2SO4 + H2O =>
NaClO + 2 NaI + H2SO4 = I2 + NaCl + Na2SO4 + H2O
Mg(OH)2 + HCl = Cl(OH)2 + HMg =>
Mg(OH)2 + HCl = Cl(OH)2 + HMg
NiCl2 + NaOH = NaCl + Ni(OH)2 =>
NiCl2 + 2 NaOH = 2 NaCl + Ni(OH)2
H + Br = HBr =>
H + Br = HBr
CH3SH + NaOH + NaOCl = CH3OH + Na2SO4 + NaCl + H2O =>
CH3SH + 2 NaOH + 4 NaOCl = CH3OH + Na2SO4 + 4 NaCl + H2O
ZnO + Na2O = Na2ZnO2 =>
ZnO + Na2O = Na2ZnO2
C3H7Br + NaOH + NaOCl = NaBrO3 + NaCl + CO2 + H2O =>
C3H7Br + NaOH + 12 NaOCl = NaBrO3 + 12 NaCl + 3 CO2 + 4 H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/12/24
Équations équilibrées sur12/12/23
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