| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 FeCl3 + 2 I2 = 2 FeI2 + Cl6
Fe + O2 + H2O = Fe2O33H2O =>
4 Fe + 33 O2 + 2 H2O = 2 Fe2O33H2O
NaI + MnO2 + H2SO4 = MnSO4 + H2O + I + NaHSO4 =>
2 NaI + MnO2 + 3 H2SO4 = MnSO4 + 2 H2O + 2 I + 2 NaHSO4
Cd(s) + Ni(OH)3(s) = CdO(s) + Ni(OH)2(s) + H2O =>
Cd(s) + 2 Ni(OH)3(s) = CdO(s) + 2 Ni(OH)2(s) + H2O
(CO3) + H = CO2 + H2O =>
(CO3) + 2 H = CO2 + H2O
NaNO3 + H2SO4 = NaHSO4(s) + HNO3 =>
NaNO3 + H2SO4 = NaHSO4(s) + HNO3
H3PO4 + H2 = H2O + P =>
2 H3PO4 + 5 H2 = 8 H2O + 2 P
Au + S8 = AuS =>
8 Au + S8 = 8 AuS
Na2C2 + CH3Br = NaBr + C4H6 =>
Na2C2 + 2 CH3Br = 2 NaBr + C4H6
CO2 + H2 + NH3 = HCONH2 + H2O =>
CO2 + H2 + NH3 = HCONH2 + H2O
C3H8N + O2 = CO2 + H2O + NO2 =>
C3H8N + 6 O2 = 3 CO2 + 4 H2O + NO2
KI + KMnO4 + H2SO4 = K2SO4 + Mn2(SO4) + I + H2O =>
12 KI + 2 KMnO4 + 8 H2SO4 = 7 K2SO4 + Mn2(SO4) + 12 I + 8 H2O
Fe + F = Fe3F =>
3 Fe + F = Fe3F
HgO(s) = Hg(l) + O2(g) =>
2 HgO(s) = 2 Hg(l) + O2(g)
KOH(aq) = K + OH =>
KOH(aq) = K + OH
KOH + CO = KO2 + C2H2 =>
2 KOH + 2 CO = 2 KO2 + C2H2
Zn + Pb(NO3)2 + H2O = (PbOH)NO3 + Zn(NO3)2 + N2O =>
4 Zn + 10 Pb(NO3)2 + 5 H2O = 10(PbOH)NO3 + 4 Zn(NO3)2 + N2O
Al4C3 + KOH + H2O = CH4 + KAlO2 =>
Al4C3 + 4 KOH + 4 H2O = 3 CH4 + 4 KAlO2
LiOH + ZnSO4 = Li2SO4 + Zn(OH)2 =>
2 LiOH + ZnSO4 = Li2SO4 + Zn(OH)2
XBr + O2 = Br2 + X2O9 =>
4 XBr + 9 O2 = 2 Br2 + 2 X2O9
CuSO4 + NaOH + C6H12O6 = Cu2O + Na2SO4 + CO2 + H2O =>
24 CuSO4 + 48 NaOH + C6H12O6 = 12 Cu2O + 24 Na2SO4 + 6 CO2 + 30 H2O
C(graphite) + H2 = C2H4 =>
2 C(graphite) + 2 H2 = C2H4
H3NBH3 + H2O = H2 + (NH3)BH2(OH) =>
H3NBH3 + H2O = H2 + (NH3)BH2(OH)
NaOH + NaI = Na + IOH =>
NaOH + NaI = 2 Na + IOH
HCL(aq) + NaOH = NaCL(aq) + H2O(l) =>
HCL(aq) + NaOH = NaCL(aq) + H2O(l)
NaVO4 + Na2S + H2O = NaVS4 + NaOH =>
NaVO4 + 4 Na2S + 4 H2O = NaVS4 + 8 NaOH
KMnO4 + H2O2 = KOH + O2 + Mn2O2 =>
2 KMnO4 + H2O2 = 2 KOH + 3 O2 + Mn2O2
Al + Pb3(PO4)2 = Pb + Al(PO4) =>
2 Al + Pb3(PO4)2 = 3 Pb + 2 Al(PO4)
MgCl2 + NaOH + NH3 + H3PO4 = MgNH4PO4 + NaCl + H2O =>
MgCl2 + 2 NaOH + NH3 + H3PO4 = MgNH4PO4 + 2 NaCl + 2 H2O
H2 + Sb2S3 = H2S + Sb =>
3 H2 + Sb2S3 = 3 H2S + 2 Sb
C6H13OH + K2Cr2O7 + H2SO4 = C6H11OH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C6H13OH + K2Cr2O7 + 4 H2SO4 = 3 C6H11OH + Cr2(SO4)3 + K2SO4 + 7 H2O
Fe(H2O)3 + N2 = (H2O) + FeN3 =>
2 Fe(H2O)3 + 3 N2 = 6(H2O) + 2 FeN3
K2Cr2O7 + Na2C2O4 + H2SO4 = K2SO4 + Na2SO4 + Cr2(SO4)3 + H2O + CO2 =>
K2Cr2O7 + 3 Na2C2O4 + 7 H2SO4 = K2SO4 + 3 Na2SO4 + Cr2(SO4)3 + 7 H2O + 6 CO2
CoCO3 + HCl + H2O = [Co(H2O)6]Cl2 + CO2 =>
CoCO3 + 2 HCl + 5 H2O = [Co(H2O)6]Cl2 + CO2
C8H10 + K2MnO4 + H2SO4 = C8H6O4 + MnSO4 + K2SO4 + H2O =>
C8H10 + 3 K2MnO4 + 6 H2SO4 = C8H6O4 + 3 MnSO4 + 3 K2SO4 + 8 H2O
HCOOH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CO2 + H2O =>
3 HCOOH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CO2 + 7 H2O
SO4 + KI = KSO4 + I =>
SO4 + KI = KSO4 + I
Fe(NO3)3*9(H2O) + C6H8O7*H2O + NH4OH = C12H22FeN3O14*2(H2O) + NH4NO3 + H2O =>
Fe(NO3)3*9(H2O) + 2 C6H8O7*H2O + 6 NH4OH = C12H22FeN3O14*2(H2O) + 3 NH4NO3 + 15 H2O
HNo3 + BaBr2 = Ba(No3)2 + HBr =>
2 HNo3 + BaBr2 = Ba(No3)2 + 2 HBr
H2 + CO3 + Mg(OH)2 = H2O + MgCO3 =>
H2 + CO3 + Mg(OH)2 = 2 H2O + MgCO3
Na2CO3 + H2O + CO2 = Na(HCO3) =>
Na2CO3 + H2O + CO2 = 2 Na(HCO3)
K2Cr2O7 + NaOH = K2OH + NaCr2O7 =>
K2Cr2O7 + NaOH = K2OH + NaCr2O7
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K2O + HI = K2OH + I =>
K2O + HI = K2OH + I
NaHSO3 + Na2SO3 + NaIO3 = Na2SO4 + I2 + H2O =>
2 NaHSO3 + 3 Na2SO3 + 2 NaIO3 = 5 Na2SO4 + I2 + H2O
N2H4O4 + C2H4N4 = CO2 + H2O + N2 =>
3 N2H4O4 + C2H4N4 = 2 CO2 + 8 H2O + 5 N2
Hg2Cl2 + H2SO4 = Hg(SO4)2 + SO2 + H2O + Cl =>
Hg2Cl2 + 8 H2SO4 = 2 Hg(SO4)2 + 4 SO2 + 8 H2O + 2 Cl
CsOH + H2SO4 = H2O + Cs2SO4 =>
2 CsOH + H2SO4 = 2 H2O + Cs2SO4
K(s) + ZnCl(aq) = Zn(s) + KCl(aq) =>
K(s) + ZnCl(aq) = Zn(s) + KCl(aq)
K2Cr2O7 + S8 = Cr287 + SO2 + K2O =>
2296 K2Cr2O7 + 861 S8 = 16 Cr287 + 6888 SO2 + 2296 K2O
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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