| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 SO2 + K2Cr2O7 = Cr2(SO4)3 + SO3 + K2
H + H2O = H2OH2 =>
2 H + H2O = H2OH2
Ni{+2} + NH4OH = [Ni(NH3)6]{+2} + H2O =>
Ni{+2} + 6 NH4OH = [Ni(NH3)6]{+2} + 6 H2O
HNO3 + Mn(OH)2 = H(OH) + Mn(NO3)2 =>
2 HNO3 + Mn(OH)2 = 2 H(OH) + Mn(NO3)2
HBr + KOH = Br + KOH2 =>
HBr + KOH = Br + KOH2
LiF + Cl2 = LiCl + F =>
2 LiF + Cl2 = 2 LiCl + 2 F
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Na(s) + C(s) + O2(g) = Na2CO3(s) =>
4 Na(s) + 2 C(s) + 3 O2(g) = 2 Na2CO3(s)
K2SO4 + BrCl2 = KCl + BrSO4 =>
K2SO4 + BrCl2 = 2 KCl + BrSO4
SO2 + H2O = S + H2SO4 =>
3 SO2 + 2 H2O = S + 2 H2SO4
CH3CH2OH + H2SO4 = (CH3CH2)2SO4 + H2O =>
2 CH3CH2OH + H2SO4 = (CH3CH2)2SO4 + 2 H2O
Ag + C = AgC =>
Ag + C = AgC
FeBr2 + Na3PO4 = Fe3(PO4)2 + NaBr =>
3 FeBr2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaBr
FeCl2 + HNO3 = Fe(NO3)3 + HCl + NO2 + H2O =>
FeCl2 + 4 HNO3 = Fe(NO3)3 + 2 HCl + NO2 + H2O
NaBr + O2 = NaBrO4 =>
NaBr + 2 O2 = NaBrO4
Mg3N2 + HCl = NH4Cl + MgCl2 =>
Mg3N2 + 8 HCl = 2 NH4Cl + 3 MgCl2
CrCl3 + H2O2 + NaOH = Na2CrO4 + NaCl + H2O =>
2 CrCl3 + 3 H2O2 + 10 NaOH = 2 Na2CrO4 + 6 NaCl + 8 H2O
CuCO3 = CO2 + CuO =>
CuCO3 = CO2 + CuO
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
FeCl2 + HNO3 = Fe(NO3)3 + HCl + NO2 + H2O =>
FeCl2 + 4 HNO3 = Fe(NO3)3 + 2 HCl + NO2 + H2O
AlN + HNO3 = Al(NO3)3 + NH3 =>
AlN + 3 HNO3 = Al(NO3)3 + NH3
HCl(ac) + NaOH(ac) = NaCl(ac) + H2O(l) =>
HCl(ac) + NaOH(ac) = NaCl(ac) + H2O(l)
Na2CO3 + HNO3 = CO2 + H2O + NaNO3 =>
Na2CO3 + 2 HNO3 = CO2 + H2O + 2 NaNO3
CaBr2 + K = KBr2 + Ca =>
CaBr2 + K = KBr2 + Ca
ZnS + HBr = ZnBr2 + H2S =>
ZnS + 2 HBr = ZnBr2 + H2S
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
(NH4)3PO4(aq) + Zn(NO3)2(aq) = NH4NO3(aq) + Zn3(PO4)2 =>
2(NH4)3PO4(aq) + 3 Zn(NO3)2(aq) = 6 NH4NO3(aq) + Zn3(PO4)2
(NH4)2Na[Co(CN)6] + KMnO4 + H2SO4 = Co2(SO4)3 + K2SO4 + MnSO4 + HNO3 + CO2 + H2O + Na2SO4 =>
10(NH4)2Na[Co(CN)6] + 152 KMnO4 + 248 H2SO4 = 5 Co2(SO4)3 + 76 K2SO4 + 152 MnSO4 + 80 HNO3 + 60 CO2 + 248 H2O + 5 Na2SO4
K2CrO4 + NaOH + NaNO2 = NaNO3 + KOH + Cr2O3 + Na2O =>
2 K2CrO4 + 4 NaOH + 3 NaNO2 = 3 NaNO3 + 4 KOH + Cr2O3 + 2 Na2O
Cr2(SO4)3 + Ba(OH)2 = BaSO4 + Cr(OH)3 =>
Cr2(SO4)3 + 3 Ba(OH)2 = 3 BaSO4 + 2 Cr(OH)3
KClO3 + H2SO4 = KHSO4 + HClO4 + ClO2 + H2O =>
3 KClO3 + 3 H2SO4 = 3 KHSO4 + HClO4 + 2 ClO2 + H2O
K2CrO4 + KNO2 + KOH + H2O = K3(Cr(OH)6) + KNO3 =>
2 K2CrO4 + 3 KNO2 + 2 KOH + 5 H2O = 2 K3(Cr(OH)6) + 3 KNO3
Au + H2SeO4 = Au2(SeO4)3 + SeO2 + H2O =>
2 Au + 6 H2SeO4 = Au2(SeO4)3 + 3 SeO2 + 6 H2O
CuCl2 + ZnO = ZnCl2 + CuO =>
CuCl2 + ZnO = ZnCl2 + CuO
Zn + N2SO4 = ZnSO4 + N2 =>
Zn + N2SO4 = ZnSO4 + N2
ZnSiO3 + HNO3 = Zn(NO3)2 + H2SiO3 =>
ZnSiO3 + 2 HNO3 = Zn(NO3)2 + H2SiO3
ZnO + SO3 = ZnSO3 + O2 =>
2 ZnO + 2 SO3 = 2 ZnSO3 + O2
NaNO3 + K2SO4 = Na2SO4 + KNO3 =>
2 NaNO3 + K2SO4 = Na2SO4 + 2 KNO3
NaF + Cu(NO3)2 = CuF2 + NaNO3 =>
2 NaF + Cu(NO3)2 = CuF2 + 2 NaNO3
Li2SO4 = Li2O + SO3 =>
Li2SO4 = Li2O + SO3
Au + NaCN + O2 + H2O = NaAu(CN)2 + NaOH =>
4 Au + 8 NaCN + O2 + 2 H2O = 4 NaAu(CN)2 + 4 NaOH
S + Fe(OH)2 = FeS + OH =>
S + Fe(OH)2 = FeS + 2 OH
Fe + K = FeK =>
Fe + K = FeK
C3H5(OH)3 + Cu(OH)2 = C3H5O2CuOH + H2O =>
C3H5(OH)3 + Cu(OH)2 = C3H5O2CuOH + 2 H2O
Au + H2SeO4 = Au(SeO4)3 + H2SeO3 + H2O =>
Au + 6 H2SeO4 = Au(SeO4)3 + 3 H2SeO3 + 3 H2O
[Co(NH3)3Cl2]Cl + NH3 = [Co(NH3)5Cl]Cl2 =>
[Co(NH3)3Cl2]Cl + 2 NH3 = [Co(NH3)5Cl]Cl2
CuBr2 + Na3PO4 = CuPO4 + Na3Br2 =>
CuBr2 + Na3PO4 = CuPO4 + Na3Br2
KClO4 = KCl + O2 =>
KClO4 = KCl + 2 O2
C + O2(g) = CO =>
2 C + O2(g) = 2 CO
FeCl2 + H2O2 = FeCl3 + Fe(OH)3 =>
6 FeCl2 + 3 H2O2 = 4 FeCl3 + 2 Fe(OH)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/16/25
Équations équilibrées sur03/18/24
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