| Équations équilibrées la veille |
Fe(NO3)3 + NaI = Fe(NO3)3NaI
AgCl + HNO3 = AgNO3 + HCl =>
AgCl + HNO3 = AgNO3 + HCl
Na2O + P2O5 = NaO + P =>
5 Na2O + P2O5 = 10 NaO + 2 P
Ca2Al2SiO7 + Na2CO3 = CaCO3 + NaAlO2 + Na2Ca2Si3O9 =>
3 Ca2Al2SiO7 + 4 Na2CO3 = 4 CaCO3 + 6 NaAlO2 + Na2Ca2Si3O9
LiAlH4 + H2O = LiOH + Al(OH3) + H2 =>
LiAlH4 + 2 H2O = LiOH + Al(OH3) + 2 H2
MnO2{-} + SO3{2-} + H{+} = Mn{2+} + S2O6{2-} + H2O =>
2 MnO2{-} + 2 SO3{2-} + 8 H{+} = 2 Mn{2+} + S2O6{2-} + 4 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Bi2Te3 + Bi2O3 = Bi2O2Te =>
Bi2Te3 + 2 Bi2O3 = 3 Bi2O2Te
H2SO4 + Na2Cr2O7 + NaCl = Cr2(SO4)3 + Cl2 + NaSO4 + H2O =>
7 H2SO4 + Na2Cr2O7 + 2 NaCl = Cr2(SO4)3 + Cl2 + 4 NaSO4 + 7 H2O
CaCO3 + H2O = Ca(OH)2 + H2CO3 =>
CaCO3 + 2 H2O = Ca(OH)2 + H2CO3
Se + H2O = SeO2 + H2 =>
Se + 2 H2O = SeO2 + 2 H2
S + O4CU = CUSO4 =>
S + O4CU = CUSO4
Li(s) + N(g) = LiN2(s) =>
Li(s) + 2 N(g) = LiN2(s)
PCl3 + H3PO4 + H2O = H4P2O6 + HCl =>
PCl3 + H3PO4 + 2 H2O = H4P2O6 + 3 HCl
H2MnO4 + Fe(OH)3 = Fe2(MnO4)3 + H2O =>
3 H2MnO4 + 2 Fe(OH)3 = Fe2(MnO4)3 + 6 H2O
KI + NaNO3 + H2SO4 = H2O + I2 + K2SO4 + NO + Na2SO4 =>
6 KI + 2 NaNO3 + 4 H2SO4 = 4 H2O + 3 I2 + 3 K2SO4 + 2 NO + Na2SO4
Cu3(PO4)2 + HCl = CuCl4{2-} + H3PO4 + Cu{2+} =>
2 Cu3(PO4)2 + 12 HCl = 3 CuCl4{2-} + 4 H3PO4 + 3 Cu{2+}
HgO + H2CO3 = HgCO3 + H2O =>
HgO + H2CO3 = HgCO3 + H2O
KMnO4 + H2SO4 + CH3CH2O = K2SO4 + MnSO4 + CO(OH)2 + H2O =>
22 KMnO4 + 33 H2SO4 + 10 CH3CH2O = 11 K2SO4 + 22 MnSO4 + 20 CO(OH)2 + 38 H2O
MnI2 + Pb(C2H3O2)2 = PbI2 + Mn(C2H3O2)2 =>
MnI2 + Pb(C2H3O2)2 = PbI2 + Mn(C2H3O2)2
H3BO3 + Fe(OH)2 = H2O + (BO3)2Fe3 =>
2 H3BO3 + 3 Fe(OH)2 = 6 H2O + (BO3)2Fe3
MgO3S = Mg + SO3 =>
MgO3S = Mg + SO3
C12H22O11 + KNO3 = K2CO3 + CO2 + N2 + H2O =>
5 C12H22O11 + 48 KNO3 = 24 K2CO3 + 36 CO2 + 24 N2 + 55 H2O
ZuO = Zu + O2 =>
2 ZuO = 2 Zu + O2
C6H6 + HCHO + HCl = C6H5CH2Cl + H2O =>
C6H6 + HCHO + HCl = C6H5CH2Cl + H2O
FeO2 + HNO3 = Fe(NO3)3 + H2O + O2 =>
4 FeO2 + 12 HNO3 = 4 Fe(NO3)3 + 6 H2O + O2
Ag2S + NH3 + H2O = [Ag(NH3)2]{+} + HS{-} + OH{-} =>
Ag2S + 4 NH3 + H2O = 2[Ag(NH3)2]{+} + HS{-} + OH{-}
NH4Cl + K2[HgI4] = (NH4)2[HgI4] + KCl =>
2 NH4Cl + K2[HgI4] = (NH4)2[HgI4] + 2 KCl
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
C + Si = SiC =>
C + Si = SiC
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
KMnO4 + KI + KOH = K2MnO4 + KIO4 + H2O =>
8 KMnO4 + KI + 8 KOH = 8 K2MnO4 + KIO4 + 4 H2O
MnO2 + KOH + KBrO2 = K2MnO4 + KBr + H2O =>
2 MnO2 + 4 KOH + KBrO2 = 2 K2MnO4 + KBr + 2 H2O
ZnS + H2SO4 = ZnSO4 + SO2 + H2O =>
ZnS + 4 H2SO4 = ZnSO4 + 4 SO2 + 4 H2O
P4(s) + O2(g) = PO2(s) =>
P4(s) + 4 O2(g) = 4 PO2(s)
TaCl(ac) + NaOH(s) = TaOH(s) + NaCl(ac) =>
TaCl(ac) + NaOH(s) = TaOH(s) + NaCl(ac)
I2 + Hg = Hg2I2 =>
I2 + 2 Hg = Hg2I2
CH2O2 + H2O = C2H3O2 + OH =>
2 CH2O2 + H2O = C2H3O2 + 3 OH
Al + KOH + H2O = K[Al(OH0)4] + H2 =>
2 Al + 2 KOH + 6 H2O = 2 K[Al(OH0)4] + 3 H2
Na(s) + Cl2(g) = Na2Cl =>
4 Na(s) + Cl2(g) = 2 Na2Cl
C84H135O62N + H2O = CH4 + CO2 + NH3 =>
C84H135O62N + 20 H2O = 43 CH4 + 41 CO2 + NH3
KI3 + Na2S = K2S + NaI + S8 =>
8 KI3 + 12 Na2S = 4 K2S + 24 NaI + S8
Al(OH)3 + (NH4)2S = NH4(OH) + Al2S3 =>
2 Al(OH)3 + 3(NH4)2S = 6 NH4(OH) + Al2S3
H2CO3(aq) = H2O(l) + CO2(g)* =>
H2CO3(aq) = H2O(l) + CO2(g)*
KOH + HCO3 = H2O + KCO3 =>
KOH + HCO3 = H2O + KCO3
KClO3 + F2 = KF + O2 + Cl2 =>
2 KClO3 + F2 = 2 KF + 3 O2 + Cl2
HNO2 + KMnO4 + H2SO4 = MnSO4 + HNO3 + K2SO4 + H2O =>
5 HNO2 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5 HNO3 + K2SO4 + 3 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
MnSO4 + NaBiO3 + HNO3 = HMnO4 + Bi(NO3)3 + Na2SO4 + NaNO3 + H2O =>
2 MnSO4 + 5 NaBiO3 + 16 HNO3 = 2 HMnO4 + 5 Bi(NO3)3 + 2 Na2SO4 + NaNO3 + 7 H2O
Cr2O72{-} + H{+} + SO32{-} = Cr3{+} + SO42{-} + H2O =>
60 Cr2O72{-} + 100 H{+} + 427 SO32{-} = 40 Cr3{+} + 427 SO42{-} + 50 H2O
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Équations équilibrées sur12/13/24
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