| Équations équilibrées la veille |
10 Li + 2 CO2 = Li2C2 + 4 Li2O
Ag + HNO3 = AgNO3 + H2O + NO2 =>
Ag + 2 HNO3 = AgNO3 + H2O + NO2
CH3CH2SH + KMnO4 + H2SO4 = CH3CH2SO3H + MnSO4 + K2SO4 + H2O =>
5 CH3CH2SH + 6 KMnO4 + 9 H2SO4 = 5 CH3CH2SO3H + 6 MnSO4 + 3 K2SO4 + 9 H2O
Cu(s) + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
CO2 + H2O + {-} = C2H5OH + OH{-} =>
2 CO2 + 9 H2O + 12e = C2H5OH + 12 OH{-}
NH3ClNaOH = NH2NaClH2O =>
NH3ClNaOH = NH2NaClH2O
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
H2S2O7 + NaOH = Na2SO4 + H2O =>
H2S2O7 + 4 NaOH = 2 Na2SO4 + 3 H2O
CaO + FeO + SiO2 = CaFeSi2O6 =>
CaO + FeO + 2 SiO2 = CaFeSi2O6
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
KNO2 + H2SO4 = N2O3 + K2SO4 + H2O =>
2 KNO2 + H2SO4 = N2O3 + K2SO4 + H2O
Ca(CO3)2 + HCl = CaCl2 + H(CO3) =>
Ca(CO3)2 + 2 HCl = CaCl2 + 2 H(CO3)
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
CH3NH3Br + NaOH = CH3NH2 + NaBr + H2O =>
CH3NH3Br + NaOH = CH3NH2 + NaBr + H2O
H2O + HCN = CN{-} + H3O{+} =>
H2O + HCN = CN{-} + H3O{+}
Hg(NO3)2 + NH4I = HgI2 + NH4NO3 =>
Hg(NO3)2 + 2 NH4I = HgI2 + 2 NH4NO3
Na2SO4 + SrS = Na2S + SrSO4 =>
Na2SO4 + SrS = Na2S + SrSO4
Cu2S + FeCl3 = CuS + CuCl2 + FeCl2 =>
Cu2S + 2 FeCl3 = CuS + CuCl2 + 2 FeCl2
CuSO4 + Fe(OH)2 = Cu(OH)2 + FeSO4 =>
CuSO4 + Fe(OH)2 = Cu(OH)2 + FeSO4
C3H7COOHKOH = C3H7COOKH2O =>
C3H7COOHKOH = C3H7COOKH2O
BaCl2 + K2SO4 = KCl + BaSO4 =>
BaCl2 + K2SO4 = 2 KCl + BaSO4
Au + AgNO3 = AuNO3 + Ag =>
Au + AgNO3 = AuNO3 + Ag
Al(OH)3NaOH = AlOHNa(OH)3 =>
Al(OH)3NaOH = AlOHNa(OH)3
CH3CH2CH2OH + PCl5 = CH3CH2CH2Cl + H3PO4 + H2O =>
5 CH3CH2CH2OH + PCl5 = 5 CH3CH2CH2Cl + H3PO4 + H2O
AgNO3 + NH4CNS = AgCNS + NH4NO3 =>
AgNO3 + NH4CNS = AgCNS + NH4NO3
PBr5 = PBr3 + Br2 =>
PBr5 = PBr3 + Br2
H2O + As2S3 + NO3 = H3AsO4 + NO + S8 =>
24 H2O + 8 As2S3 + 20 NO3 = 16 H3AsO4 + 20 NO + 3 S8
H2(s)O2(s) = H2O2 =>
H2(s)O2(s) = H2O2
U = U2 =>
2 U = U2
(C2H5)3Al(g) + O2(g) = Al2O3(s) + CO2(g) + H2O(g) =>
2(C2H5)3Al(g) + 21 O2(g) = Al2O3(s) + 12 CO2(g) + 15 H2O(g)
ZnCl2(aq) + H3PO4(aq) = Zn3(PO4)2(s) + HCl(aq) =>
3 ZnCl2(aq) + 2 H3PO4(aq) = Zn3(PO4)2(s) + 6 HCl(aq)
Sr(NO3)2 + Na(OH) = Sr(OH) + Na(NO3)2 =>
Sr(NO3)2 + Na(OH) = Sr(OH) + Na(NO3)2
TiF4 + H2O = TiO2 + HF =>
TiF4 + 2 H2O = TiO2 + 4 HF
HF + Na = NaH2 + F2 =>
2 HF + Na = NaH2 + F2
Fe = Fe2{+} + e =>
2 Fe = Fe2{+} + e
CuSO4(aq) + AgNO3(aq) = Ag2SO4(s) + Cu(NO3)2(aq) =>
CuSO4(aq) + 2 AgNO3(aq) = Ag2SO4(s) + Cu(NO3)2(aq)
CH2BrCH2Br = CH2CH2 + Br =>
CH2BrCH2Br = CH2CH2 + 2 Br
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
C8H10N4O2 + C12H22O11 + H2O = C8H11NO2 + C12H23O12 =>
C8H10N4O2 + 24 C12H22O11 + 6.0000000000001H2O = 4 C8H11NO2 + 22 C12H23O12
K2MnO4 + HCOOH = Mn2O3 + CO2 + H2O + KOH =>
2 K2MnO4 + 3 HCOOH = Mn2O3 + 3 CO2 + H2O + 4 KOH
Fe2 + O = FeO =>
Fe2 + 2 O = 2 FeO
KBrO3 + NH3 = KBr + H2O + NO2 =>
7 KBrO3 + 6 NH3 = 7 KBr + 9 H2O + 6 NO2
Ba3 = Ba =>
Ba3 = 3 Ba
Na + H2 = NaH =>
2 Na + H2 = 2 NaH
CS + O2 = CO2 + SO2 =>
CS + 2 O2 = CO2 + SO2
HNO3 + Mg = MgN2O6 + H2 =>
2 HNO3 + Mg = MgN2O6 + H2
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
Cd + H2O + NiOOH = Ni(OH)2 + Cd(OH)2 =>
Cd + 2 H2O + 2 NiOOH = 2 Ni(OH)2 + Cd(OH)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KNO2 + H2SO4 = N2O3 + K2SO4 + H2O =>
2 KNO2 + H2SO4 = N2O3 + K2SO4 + H2O
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Équations équilibrées sur11/22/24
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