| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 P2O5 + BeO = BeO5 + 2 P2O3
CO2 + H2O = C2H6 + O2 =>
4 CO2 + 6 H2O = 2 C2H6 + 7 O2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
IO3{-} + FeI2{-} + H{+} = I2 + H2O + Fe{3+} =>
4 IO3{-} + 5 FeI2{-} + 24 H{+} = 7 I2 + 12 H2O + 5 Fe{3+}
C + O + H = C12H32O2 =>
12 C + 2 O + 32 H = C12H32O2
BaCl2(aq) + Ag(NO3)(aq) = Ba(NO3)(aq) + AgCl2(s) =>
BaCl2(aq) + Ag(NO3)(aq) = Ba(NO3)(aq) + AgCl2(s)
Fe + OCl + HCl = FeCl2 + H2O =>
3 Fe + 2 OCl + 4 HCl = 3 FeCl2 + 2 H2O
C28H16 + O2 + H2O = HCO3{-} + H{+} =>
C28H16 + 32 O2 + 20 H2O = 28 HCO3{-} + 28 H{+}
LiCO3 + H2S = LiS + H2CO3 =>
LiCO3 + H2S = LiS + H2CO3
C2H6O2 + O2 = C2O6 + H =>
C2H6O2 + 2 O2 = C2O6 + 6 H
C6H5NO2 + Br2 = C6H2NO2Br + HBr =>
C6H5NO2 + 2 Br2 = C6H2NO2Br + 3 HBr
P2O5 + BeO = BeO5 + P2O3 =>
2 P2O5 + BeO = BeO5 + 2 P2O3
VO + FeO3 = FeO + V2O3 =>
4 VO + FeO3 = FeO + 2 V2O3
K2CO3 + NiCl2 = K2Cl2 + NiCO3 =>
K2CO3 + NiCl2 = K2Cl2 + NiCO3
Na2SO3 + KNO2 + H2SO4 = NO + Na2SO4 + K2SO4 + H2O =>
Na2SO3 + 2 KNO2 + H2SO4 = 2 NO + Na2SO4 + K2SO4 + H2O
Pb + Te = PbTe =>
Pb + Te = PbTe
HCOH + KMnO4 + KOH = K2CO3 + K2MnO4 + H2O =>
HCOH + 4 KMnO4 + 6 KOH = K2CO3 + 4 K2MnO4 + 4 H2O
NaHCO3 + I2 = NaI + HI + CO3 =>
NaHCO3 + I2 = NaI + HI + CO3
Al + KOH = Al(OH)3 + K =>
Al + 3 KOH = Al(OH)3 + 3 K
CoCl2 = Co + Cl3 =>
3 CoCl2 = 3 Co + 2 Cl3
Na2(Be(OH)4) + CO2 = BeCO3 + NaOH + H2O =>
Na2(Be(OH)4) + CO2 = BeCO3 + 2 NaOH + H2O
Na2S + Fe = Fe2S3 + Na =>
3 Na2S + 2 Fe = Fe2S3 + 6 Na
F2(g) + B(g) = BF3 =>
3 F2(g) + 2 B(g) = 2 BF3
K2MnO4 + Cl2 = KCl + KMnO4 =>
2 K2MnO4 + Cl2 = 2 KCl + 2 KMnO4
Ca(OH)2 + C3H4O2 = Ca(C2H3O2)2 + H2O =>
3 Ca(OH)2 + 4 C3H4O2 = 3 Ca(C2H3O2)2 + 2 H2O
Co2 + CO = Co(CO)2 =>
Co2 + 4 CO = 2 Co(CO)2
Au + NaOH = Au(OH)3 + Na =>
Au + 3 NaOH = Au(OH)3 + 3 Na
Al + HNO3 = Al(NO3)3 + NHNO3 + H2O =>
5 Al + 21 HNO3 = 5 Al(NO3)3 + 3 NHNO3 + 9 H2O
K3PO4 + HBr = KBr + H3PO4 =>
K3PO4 + 3 HBr = 3 KBr + H3PO4
ZnCl2 + Al(NO3)3 = Zn(NO3)2 + AlCl3 =>
3 ZnCl2 + 2 Al(NO3)3 = 3 Zn(NO3)2 + 2 AlCl3
(NH4)2SO4 + HNO3 = NO2 + H2O + H2SO4 =>
(NH4)2SO4 + 14 HNO3 = 16 NO2 + 10 H2O + H2SO4
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
Na + HF = NaF + H =>
Na + HF = NaF + H
Na2CO3 + NaHCO3 = Na2(CO3)2 + NaH =>
Na2CO3 + NaHCO3 = Na2(CO3)2 + NaH
HNO3 + H3AsO = NO + H3AsO4 + H2O =>
2 HNO3 + H3AsO = 2 NO + H3AsO4 + H2O
C13H9O + BH4{-} + CH3CH2OH = C13H9OH + B(OCH2CH3)4{-} =>
8 C13H9O + BH4{-} + 4 CH3CH2OH = 8 C13H9OH + B(OCH2CH3)4{-}
Al2 + H2SO4 = Al2(SO4)3 + H2 =>
Al2 + 3 H2SO4 = Al2(SO4)3 + 3 H2
FeSO2 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
2 FeSO2 + 2 KMnO4 + 4 H2SO4 = Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 4 H2O
PbCl2 + K2S = PbS + KCl =>
PbCl2 + K2S = PbS + 2 KCl
KCl + H2O = HCl + K(OH) =>
KCl + H2O = HCl + K(OH)
PbCl2 + K2S = PbS + KCl =>
PbCl2 + K2S = PbS + 2 KCl
Na2(SO4) + Mg = Na + Mg(SO4) =>
Na2(SO4) + Mg = 2 Na + Mg(SO4)
Hg3P = Hg + P =>
Hg3P = 3 Hg + P
As2S3 + NO3{-} + H{+} = (AsO4)2{-} + (SO4)2{-} + NO + H2O =>
2 As2S3 + 25 NO3{-} + 20 H{+} = 2(AsO4)2{-} + 3(SO4)2{-} + 25 NO + 10 H2O
Na2CO3 + C5H8O2 = C5H6ONa + H2O + CO2 =>
12 Na2CO3 + 25 C5H8O2 = 24 C5H6ONa + 28 H2O + 17 CO2
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
K(SCN) + CuSO4{-2} + H2O = Cu(SCN)2(H2O)4 + K2SO4{2-} =>
2 K(SCN) + CuSO4{-2} + 4 H2O = Cu(SCN)2(H2O)4 + K2SO4{2-}
C2 + KNO3 = K2CO3 + N2 + CO2 =>
5 C2 + 8 KNO3 = 4 K2CO3 + 4 N2 + 6 CO2
Al2(SO4)3 + NaCl = Na(SO4)3 + Al + Cl =>
Al2(SO4)3 + NaCl = Na(SO4)3 + 2 Al + Cl
B3H9 + O2 = B2O3 + H2O =>
2 B3H9 + 9 O2 = 3 B2O3 + 9 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/01/25
Équations équilibrées sur01/31/24
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