| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 Se + 30 HNO3 = 8 Se(NO3)3 + 3 NH4NO3 + 9 H2O
Al + C = Al3C =>
3 Al + C = Al3C
Li(s) + N2(g) = Li3N(s) =>
6 Li(s) + N2(g) = 2 Li3N(s)
Cl2 + Na2CO3 = NaCl + CO2 + NaClO3 =>
3 Cl2 + 3 Na2CO3 = 5 NaCl + 3 CO2 + NaClO3
CuF2 + Mg = MgF2 + Cu =>
CuF2 + Mg = MgF2 + Cu
NaMnO4 + NaI + H2O = NaIO3 + MnO2 + NaOH =>
2 NaMnO4 + NaI + H2O = NaIO3 + 2 MnO2 + 2 NaOH
MoO3 + CH4 = Mo + H2O + CO2 =>
4 MoO3 + 3 CH4 = 4 Mo + 6 H2O + 3 CO2
Ca(C5H5COO)2 + H2O = CaO + C5H5COOH =>
Ca(C5H5COO)2 + H2O = CaO + 2 C5H5COOH
Fe + CuNO2 = Cu + FeNO2 =>
Fe + CuNO2 = Cu + FeNO2
K2ZnO2 + HNO3 = Zn(NO3)2 + KOH =>
K2ZnO2 + 2 HNO3 = Zn(NO3)2 + 2 KOH
Na + Br = NaBr =>
Na + Br = NaBr
Al(C2H5)3 + C2H5OH = Al(OC2H5)3 + C2H6 =>
Al(C2H5)3 + 3 C2H5OH = Al(OC2H5)3 + 3 C2H6
KMnO4 + HCl + H = MnCl2 + H2O + KCl =>
KMnO4 + 3 HCl + 5 H = MnCl2 + 4 H2O + KCl
FeCl2 + Fe = Fe2Cl2 =>
FeCl2 + Fe = Fe2Cl2
[Ag(NH3)2]Cl + NHO3 = NH4NO3 + AgCl =>
[Ag(NH3)2]Cl + 2 NHO3 = 2 NH4NO3 + AgCl
H2SO4 + NaC2H3O2 = HC2H3O2 + Na2SO4 =>
H2SO4 + 2 NaC2H3O2 = 2 HC2H3O2 + Na2SO4
H2SO4 + CaCl2 = CaSO4 + HCl* =>
H2SO4 + CaCl2 = CaSO4 + 2 HCl*
Cl2 + Kl + KOH = KCl + KlO + H2O =>
Cl2 + Kl + 2 KOH = 2 KCl + KlO + H2O
Cr(NO2)2 + (NH4)2 + SO4 = CrSO4 + NH4NO2 =>
Cr(NO2)2 + (NH4)2 + SO4 = CrSO4 + 2 NH4NO2
MnSO4 + NH4HCO3 = MnCO3 + (NH4)2SO4 + CO2 + H2O =>
MnSO4 + 2 NH4HCO3 = MnCO3 + (NH4)2SO4 + CO2 + H2O
Fe2O3 + SO2 = FeS + O2 =>
2 Fe2O3 + 4 SO2 = 4 FeS + 7 O2
P + NO = P2O5 + N2 =>
4 P + 10 NO = 2 P2O5 + 5 N2
PBO + C = PB + CO2 =>
2 PBO + C = 2 PB + CO2
Hg + HNO3 = Hg2(NO3)2 + NO + HOH =>
6 Hg + 8 HNO3 = 3 Hg2(NO3)2 + 2 NO + 4 HOH
CH3CHNH2CH2CH3 + O2 = CO2 + NO2 + H2O =>
4 CH3CHNH2CH2CH3 + 31 O2 = 16 CO2 + 4 NO2 + 22 H2O
NiL3 = Ni + L2 =>
2 NiL3 = 2 Ni + 3 L2
AgCl(s) + NO(g) + H2O = Ag(s) + Cl{-} + NO3{-} + H{+} =>
3 AgCl(s) + NO(g) + 2 H2O = 3 Ag(s) + 3 Cl{-} + NO3{-} + 4 H{+}
NaCOOH + H2O = NaOH + COO + H2 =>
NaCOOH + H2O = NaOH + COO + H2
N = N2 =>
2 N = N2
N + NO2 = N2O =>
3 N + NO2 = 2 N2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Cl2 + Na2CO3 = NaCl + CO2 + NaClO3 =>
3 Cl2 + 3 Na2CO3 = 5 NaCl + 3 CO2 + NaClO3
Ca(NO3)2 + Fe2(SO4)3 = Ca(SO4) + Fe(NO3)3 =>
3 Ca(NO3)2 + Fe2(SO4)3 = 3 Ca(SO4) + 2 Fe(NO3)3
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
(NH4)2S + CoCl2 = CoS2 + (NH4)2Cl =>
2(NH4)2S + CoCl2 = CoS2 + 2(NH4)2Cl
NH4I + CH3OH = CH3NH3I + H2O =>
NH4I + CH3OH = CH3NH3I + H2O
NaO + H{+} = Na{+} + HO =>
NaO + H{+} = Na{+} + HO
CO2 + H2 = C7H16 + H2O =>
7 CO2 + 22 H2 = C7H16 + 14 H2O
ZnF2 + Na2S = ZnS + NaF =>
ZnF2 + Na2S = ZnS + 2 NaF
MnO4{-} + SO3 + H2O = Mn2 + SO4{-}2 + H{+} =>
2 MnO4{-} + 14 SO3 + 6 H2O = Mn2 + 14 SO4{-}2 + 12 H{+}
K2CO3 + BaCl2 = KCl + BaCO3 =>
K2CO3 + BaCl2 = 2 KCl + BaCO3
N4HNO3 = N2O + H2O =>
2 N4HNO3 = 5 N2O + H2O
KY + KYO3 + H2SO4 = Y2H2O + K2SO4 =>
5 KY + KYO3 + 3 H2SO4 = 3 Y2H2O + 3 K2SO4
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
K3(Fe(CN)6) + FeSO4 = Fe(Fe(CN)6) + KSO4 + Fe2 =>
K3(Fe(CN)6) + 3 FeSO4 = Fe(Fe(CN)6) + 3 KSO4 + Fe2
Na3AsO3 + SnCl2 + HCl = As + NaCl + SnCl4 + H2O =>
2 Na3AsO3 + 3 SnCl2 + 12 HCl = 2 As + 6 NaCl + 3 SnCl4 + 6 H2O
K22CO3 + Fe2O3 + Sb2O3 + O2 = KFe2SbO6 + CO2 =>
K22CO3 + 22 Fe2O3 + 11 Sb2O3 + 16 O2 = 22 KFe2SbO6 + CO2
C6H4ClCH3(aq) + KMnO4(aq) = C6H4ClCOOK(aq) + MnO2 + H2O(aq) + KOH(aq) =>
C6H4ClCH3(aq) + 2 KMnO4(aq) = C6H4ClCOOK(aq) + 2 MnO2 + H2O(aq) + KOH(aq)
Ca(OH)2 + HI = H2O + CaI2 =>
Ca(OH)2 + 2 HI = 2 H2O + CaI2
CH3CH(OH)COOH + K2Cr2O7 + H2SO4 = CH3COCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3CH(OH)COOH + K2Cr2O7 + 4 H2SO4 = 3 CH3COCOOH + Cr2(SO4)3 + K2SO4 + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/07/24
Équations équilibrées sur08/06/23
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