| Équations équilibrées la veille |
2 CaFe2O4 + H2 = H2O + Ca2Fe2O5 + 2 FeO
HSO4 + HI = I + SO2 + H2O =>
HSO4 + 3 HI = 3 I + SO2 + 2 H2O
FeSO4 + KClO3 + H2SO4 = Fe2(SO4)3 + H2O + Cl2 + K2SO4 =>
10 FeSO4 + 2 KClO3 + 6 H2SO4 = 5 Fe2(SO4)3 + 6 H2O + Cl2 + K2SO4
NiS2O3 + NaOH = NiOH + NaS2O3 =>
NiS2O3 + NaOH = NiOH + NaS2O3
CuO + C2H5NO2 = C4H8CuN2O4 + H2O =>
CuO + 2 C2H5NO2 = C4H8CuN2O4 + H2O
Ga + HF = GaF3 + H2 =>
2 Ga + 6 HF = 2 GaF3 + 3 H2
CuO + C2H5NO2 = C4H8CuN2O4 + H2O =>
CuO + 2 C2H5NO2 = C4H8CuN2O4 + H2O
P4O2 + H2O = PH3 + H3PO4 =>
P4O2 + 6 H2O = 2 PH3 + 2 H3PO4
(CaF)Ca4(PO4)3 + H2O + H2SO4 = CaH4(PO4)2H2O + CaSO4 + HF =>
2(CaF)Ca4(PO4)3 + 3 H2O + 7 H2SO4 = 3 CaH4(PO4)2H2O + 7 CaSO4 + 2 HF
BrO2(aq) + NaOH(aq) = NaBrO3(aq) + NaBr(aq) + H2O(l) =>
6 BrO2(aq) + 6 NaOH(aq) = 5 NaBrO3(aq) + NaBr(aq) + 3 H2O(l)
Ca3(PO4)2(s) + C(s) + SiO2(s) = CaSiO2(s) + CO(g) + P(l) =>
Ca3(PO4)2(s) + 8 C(s) + 3 SiO2(s) = 3 CaSiO2(s) + 8 CO(g) + 2 P(l)
Pb + PbO + SH = PbS + H2O =>
Pb + PbO + 2 SH = 2 PbS + H2O
U + SnCl2 = UCl2 + Sn =>
U + SnCl2 = UCl2 + Sn
KNO3 + FeCo2S8 + H2O2 = H2SO4 + CoSO4 + FeSO4 + KOH + N2 =>
22 KNO3 + 3 FeCo2S8 + 26 H2O2 = 15 H2SO4 + 6 CoSO4 + 3 FeSO4 + 22 KOH + 11 N2
CuO + C2H5NO2 = C4H8CuN2O4 + H2O =>
CuO + 2 C2H5NO2 = C4H8CuN2O4 + H2O
Cr2O7{-} + Fe{2} + H{+} = Cr3{3+} + Fe{3+} + H2O =>
3 Cr2O7{-} + 33 Fe{2} + 42 H{+} = 2 Cr3{3+} + 33 Fe{3+} + 21 H2O
MgO3 + Al = Mg + AlO3 =>
MgO3 + Al = Mg + AlO3
NHC3H4S(l) + O2(g) = CO2(g) + H20(g) + SNO(g) =>
4 NHC3H4S(l) + 14 O2(g) = 12 CO2(g) + H20(g) + 4 SNO(g)
C2H6 + C02 + H2O = C2H5OC2H5 =>
4 C2H6 + 2 C02 + 3 H2O = 3 C2H5OC2H5
(NH4)2Fe(SO4) + O2 = Fe2O3 + NH3 + H2O + SO3 =>
4(NH4)2Fe(SO4) + 3 O2 = 2 Fe2O3 + 8 NH3 + 4 H2O + 4 SO3
Ba + HCN = BaCN + H2 =>
2 Ba + 2 HCN = 2 BaCN + H2
FeCl3(aq) + NH3(aq) + H2O(l) = Fe(OH)3 + NH4Cl(aq) =>
FeCl3(aq) + 3 NH3(aq) + 3 H2O(l) = Fe(OH)3 + 3 NH4Cl(aq)
C3H6O2 + O2 = CO2 + H2O =>
2 C3H6O2 + 7 O2 = 6 CO2 + 6 H2O
Fe3Si2O5(OH)4 = Fe2SiO4 + H2O + FeSiO3 =>
Fe3Si2O5(OH)4 = Fe2SiO4 + 2 H2O + FeSiO3
BeCl2 + (NH4)2CO3 + H2O = Be(OH)2 + CO2 + NH4Cl =>
BeCl2 + (NH4)2CO3 + H2O = Be(OH)2 + CO2 + 2 NH4Cl
Na2SeO3 + H2O2 = Na2SeO4 + H2O =>
Na2SeO3 + H2O2 = Na2SeO4 + H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
(Fe)5Al2Si3O10(OH)8 + NaAlSi3O8 + SiO2 = Na2(Fe)3Al2Si8O22(OH)2 + NaAl2(Si3Al)O10(OH)2 + H2O =>
3(Fe)5Al2Si3O10(OH)8 + 13 NaAlSi3O8 + SiO2 = 5 Na2(Fe)3Al2Si8O22(OH)2 + 3 NaAl2(Si3Al)O10(OH)2 + 4 H2O
Al + HNO3 + KOH = H2O + KAlO2 + NH3 =>
8 Al + 3 HNO3 + 8 KOH = H2O + 8 KAlO2 + 3 NH3
MnO2 + NH4{+} + Zn = MnO(OH) + NH3 + Zn{2+} =>
2 MnO2 + 2 NH4{+} + Zn = 2 MnO(OH) + 2 NH3 + Zn{2+}
Pb(NO3)2 + Fe(I)3 = Pb(I)2 + Fe(NO3)3 =>
3 Pb(NO3)2 + 2 Fe(I)3 = 3 Pb(I)2 + 2 Fe(NO3)3
C102H22 + O2 = CO2 + H2O =>
2 C102H22 + 215 O2 = 204 CO2 + 22 H2O
C7H7Mg + CO2 = C8H8O2 + Mg + C =>
8 C7H7Mg + 7 CO2 = 7 C8H8O2 + 8 Mg + 7 C
Br + S2O32{-} + H2O = Br1{-} + SO42{-} + H{+} =>
103 Br + S2O32{-} + 52 H2O = 103 Br1{-} + 2 SO42{-} + 104 H{+}
NH4NO3 + Na2C2O4 + H2SO4 = CO2 + NaNO2 + (NH4)2SO4 + H2O =>
7 NH4NO3 + 4 Na2C2O4 + 3 H2SO4 = 8 CO2 + 8 NaNO2 + 3(NH4)2SO4 + 5 H2O
Ag2Cu + HNO3 = AgHNO3 + Cu =>
Ag2Cu + 2 HNO3 = 2 AgHNO3 + Cu
Fe3(NO3)3 + LiOH = Fe3(OH)3 + LiNO3 =>
Fe3(NO3)3 + 3 LiOH = Fe3(OH)3 + 3 LiNO3
Cl3Al + Ca = CaCl2 + Al =>
2 Cl3Al + 3 Ca = 3 CaCl2 + 2 Al
COOHCOOH + KOH = COOKCOOH + H2O =>
COOHCOOH + KOH = COOKCOOH + H2O
Se + Ti = SeTi =>
Se + Ti = SeTi
C + H23 + OH = C12H23OH =>
12 C + H23 + OH = C12H23OH
Na + O2 = NaO2 =>
Na + O2 = NaO2
H2SO3 + Al(OH)3 = Al2 + (SO3) + H2O =>
3 H2SO3 + 2 Al(OH)3 = Al2 + 3(SO3) + 6 H2O
MnO4{-} + PH3 + H3O{+} = Mn2{+} + PO43{-} + H2O =>
176 MnO4{-} + 13 PH3 + 251 H3O{+} = 88 Mn2{+} + 13 PO43{-} + 396 H2O
CS2 + O2 = CO3 + SO3 =>
2 CS2 + 9 O2 = 2 CO3 + 4 SO3
C3O8 + H2O = CHO + O2 =>
4 C3O8 + 6 H2O = 12 CHO + 13 O2
C3H8O + C6H3N3O7 = C7H8O + H3O + N3O3 =>
93 C3H8O + 20 C6H3N3O7 = 57 C7H8O + 116 H3O + 20 N3O3
KMnO4 + KOH + Na2S = K2MnO4 + S + NaOH =>
2 KMnO4 + 2 KOH + Na2S = 2 K2MnO4 + S + 2 NaOH
Fe + CuSO4 = Cu + Fe2(SO4)3(classification) =>
2 Fe + 3 CuSO4 = 3 Cu + Fe2(SO4)3(classification)
CrI4 + F = CrF + I2 =>
CrI4 + F = CrF + 2 I2
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