| Équations équilibrées la veille |
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
FeCrO4 + Na2CO3 + CaO + O2 = Na2CrO4 + Fe2O3 + CaCO3 =>
4 FeCrO4 + 4 Na2CO3 + 4 CaO + O2 = 4 Na2CrO4 + 2 Fe2O3 + 4 CaCO3
C2H6(g) + O2(g) = CO2(g) + H2O =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
FeOCr2O3 + K2CO3 + O2 = K2CrO4 + CO2 + Fe2O3 =>
4 FeOCr2O3 + 8 K2CO3 + 7 O2 = 8 K2CrO4 + 8 CO2 + 2 Fe2O3
Ca + Cr2O7 = CaCr2O7 =>
Ca + Cr2O7 = CaCr2O7
C9H8O4 + C2H5OH = C7H6O3 + C4H8O2 =>
C9H8O4 + C2H5OH = C7H6O3 + C4H8O2
CH3OH = CO + H2 =>
CH3OH = CO + 2 H2
Ag2S + HCl = AgCl + H2S =>
Ag2S + 2 HCl = 2 AgCl + H2S
Li3PO4 + Zn(NO3)2 = Li2Zn + PO4(NO3)3 =>
2 Li3PO4 + 3 Zn(NO3)2 = 3 Li2Zn + 2 PO4(NO3)3
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
O2C2H33H2O + O2 = CO2 + H2O =>
4 O2C2H33H2O + 37 O2 = 8 CO2 + 70 H2O
Br + CaI2 = CaBr2 + I =>
2 Br + CaI2 = CaBr2 + 2 I
NH3 + N2O3 = N + H2O =>
2 NH3 + N2O3 = 4 N + 3 H2O
SiO2 + H2SO4 = SiH4 + S + O2 =>
SiO2 + 2 H2SO4 = SiH4 + 2 S + 5 O2
Be + H2O = H2 + BeO =>
Be + H2O = H2 + BeO
Cr2O3 + No3{-} + CO3{2-} = CrO4{2-} + No{2-} + CO2 =>
5 Cr2O3 + 6 No3{-} + 25 CO3{2-} = 10 CrO4{2-} + 18 No{2-} + 25 CO2
FeS(s) + HCl(aq) = FeCl2(aq) + H2S(g) =>
FeS(s) + 2 HCl(aq) = FeCl2(aq) + H2S(g)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
Calcium + water = Calciumhydroxide + hydrogen =>
Ca + 2 H2O = Ca(OH)2 + H2
P4O10 + H2O = H3O4P =>
P4O10 + 6 H2O = 4 H3O4P
C3H9ONa + CH3Cl = C3H9OCH3 + NaCl =>
C3H9ONa + CH3Cl = C3H9OCH3 + NaCl
Na + N2 = Na3N = =>
6 Na + N2 = 2 Na3N
K2Cr2O7 + H2C2O4*2H2O = KCr(C2O4)2 + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4*2H2O = 2 KCr(C2O4)2 + 6 CO2 + 21 H2O
Mg3P2 + H2 = PH3 + MgH2 =>
Mg3P2 + 6 H2 = 2 PH3 + 3 MgH2
At7Se4 + I14Br3 + Cl5N6C16H25P2O5S19F18I29 + B2P7H6O8 = I5F9O2 + S2H5 + H2O + C4P2 + P5O4 + P2I4 + N13O + B3PO5 + Se2ClBr + At5P13 =>
19890 At7Se4 + 13260 I14Br3 + 7956 Cl5N6C16H25P2O5S19F18I29 + 163617 B2P7H6O8 = 15912 I5F9O2 + 75582 S2H5 + 401346 H2O + 31824 C4P2 + 91621 P5O4 + 84201 P2I4 + 3672 N13O + 109078 B3PO5 + 39780 Se2ClBr + 27846 At5P13
Au2S3 + H2 = Au + H2S2 =>
2 Au2S3 + 3 H2 = 4 Au + 3 H2S2
[Cu(H2O)6]{2+} + Fe(CN)6{-} = [Cu(H2O)5Fe(CN)6]{+} + H2O =>
[Cu(H2O)6]{2+} + Fe(CN)6{-} = [Cu(H2O)5Fe(CN)6]{+} + H2O
Al + V2O5 = V + Al2O3 =>
10 Al + 3 V2O5 = 6 V + 5 Al2O3
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C2H51OH + O2 = CO2 + H2O =>
2 C2H51OH + 29 O2 = 4 CO2 + 52 H2O
MgI + HCl = MgCl + HI =>
MgI + HCl = MgCl + HI
NaOH + CH3COOH = H2O + NaCH3COO =>
NaOH + CH3COOH = H2O + NaCH3COO
BaCl2 + Ni2(SO4)2 = Ba(SO4)2 + NiCl =>
BaCl2 + Ni2(SO4)2 = Ba(SO4)2 + 2 NiCl
At2 + H2O = HAt + HAtO =>
At2 + H2O = HAt + HAtO
Cu{2+} + HS{-} + H2O = SO4{-2} + Cu2S + H{+} =>
8 Cu{2+} + 5 HS{-} + 4 H2O = SO4{-2} + 4 Cu2S + 13 H{+}
NiCl2 + Na2HPO3 + NaOH = Ni + Na3PO4 + H2O + NaCl =>
NiCl2 + Na2HPO3 + 3 NaOH = Ni + Na3PO4 + 2 H2O + 2 NaCl
Cu(OH)2 + N2H6Cl2 + NaOH = Cu2O + N2 + NaCl + H2O =>
4 Cu(OH)2 + N2H6Cl2 + 2 NaOH = 2 Cu2O + N2 + 2 NaCl + 8 H2O
NO3{-} + H2O = OH{-} + HNO3 =>
NO3{-} + H2O = OH{-} + HNO3
Ca3(PO4)2 + SiO2 = P4O10 + CaSiO3 =>
2 Ca3(PO4)2 + 6 SiO2 = P4O10 + 6 CaSiO3
Fe + NaNO3 + HCl = FeCl3 + NaCl + H2O + NO =>
Fe + NaNO3 + 4 HCl = FeCl3 + NaCl + 2 H2O + NO
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Fe + HNO3 = Fe2O3 + NO2 + H2O =>
2 Fe + 6 HNO3 = Fe2O3 + 6 NO2 + 3 H2O
MnSO4 + Na2S2O8 + KOH = K2MnO4 + Na2SO4 + K2SO4 + H2O =>
MnSO4 + 2 Na2S2O8 + 8 KOH = K2MnO4 + 2 Na2SO4 + 3 K2SO4 + 4 H2O
H2SO4 + HCl = SO2 + Cl2 + H2O =>
H2SO4 + 2 HCl = SO2 + Cl2 + 2 H2O
Cl = Cl2 =>
2 Cl = Cl2
O2 + H2O + {-} = OH{-} =>
O2 + 2 H2O + 4e = 4 OH{-}
KMnO4 + H2SO4 + FeC2O4 = Fe2(SO4)3 + K2SO4 + Mn(SO4) + CO2 + H2O =>
6 KMnO4 + 24 H2SO4 + 10 FeC2O4 = 5 Fe2(SO4)3 + 3 K2SO4 + 6 Mn(SO4) + 20 CO2 + 24 H2O
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