| Équations équilibrées la veille |
3 C2H5(OH) + 2 K2Cr2O7 + 8 H2(SO4) = 3 CH3CO2H + 2 Cr2(SO4)3 + 2 K2(SO4) + 11 H2O
Na2S + H2SO4 = S + Na2SO4 + H2O =>
3 Na2S + 4 H2SO4 = 4 S + 3 Na2SO4 + 4 H2O
FeS3 + [NO3]{-} + H{+} = Fe3{+} + [SO4]{2-} + NO + H2O =>
9 FeS3 + 55[NO3]{-} + 4 H{+} = 3 Fe3{+} + 27[SO4]{2-} + 55 NO + 2 H2O
N2H4 + N2O4 = H2O4 + N2 =>
N2H4 + 2 N2O4 = 2 H2O4 + 3 N2
U3O8 + NH4HCO3 + H2O2 = N4H16C3O11U + H2O + CO2 =>
U3O8 + 12 NH4HCO3 + H2O2 = 3 N4H16C3O11U + 7 H2O + 3 CO2
C4H9(OH) + O2 = CO2 + H(OH) =>
C4H9(OH) + 6 O2 = 4 CO2 + 5 H(OH)
CaC2O4 + MnO4 = Mn + CO2 + CaO =>
4 CaC2O4 + MnO4 = Mn + 8 CO2 + 4 CaO
Ba(HCO3)2(s) = BaO(s) + CO2(g) + H2O(g) =>
Ba(HCO3)2(s) = BaO(s) + 2 CO2(g) + H2O(g)
CH3CHOHCH3 + KMnO4 = KOH + H2O + MnO2 + CH3COCH3 =>
3 CH3CHOHCH3 + 2 KMnO4 = 2 KOH + 2 H2O + 2 MnO2 + 3 CH3COCH3
VO2Cl + NH4OH = NH4VO3 + NH4Cl + H2O =>
VO2Cl + 2 NH4OH = NH4VO3 + NH4Cl + H2O
CoCl2 + (NH4)2S2O8 + NaOH = Co(OH)3 + NH3 + Na2SO4 + NaCl + H2O =>
2 CoCl2 + (NH4)2S2O8 + 8 NaOH = 2 Co(OH)3 + 2 NH3 + 2 Na2SO4 + 4 NaCl + 2 H2O
[Co(NH3)6]Cl3 = CoCl2 + NH4Cl + N2 + NH3 =>
6[Co(NH3)6]Cl3 = 6 CoCl2 + 6 NH4Cl + N2 + 28 NH3
KAuCl4 + NaBH4 + H2O = Au + B(OH)3 + Na{+} + K{+} + Cl{-} + H2 =>
2 KAuCl4 + 6 NaBH4 + 18 H2O = 2 Au + 6 B(OH)3 + 6 Na{+} + 2 K{+} + 8 Cl{-} + 21 H2
O2 + C6H12O6 = H2 + CO2 =>
3 O2 + C6H12O6 = 6 H2 + 6 CO2
CH3CH2CH3 + HCl = CH3CH2Cl + H2 =>
2 CH3CH2CH3 + 3 HCl = 3 CH3CH2Cl + 2 H2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
KC1O3 = KC1O4 + KC1 =>
4 KC1O3 = 3 KC1O4 + KC1
H{+} + CrO4{2-} + SO3{2-} = Cr{3+} + SO4{2-} + H2O =>
10 H{+} + 2 CrO4{2-} + 3 SO3{2-} = 2 Cr{3+} + 3 SO4{2-} + 5 H2O
(I)(Cl3) + H2O = ICl + HIO3 + HCl =>
2(I)(Cl3) + 3 H2O = ICl + HIO3 + 5 HCl
Cu(SO4) + Na2SiO3 = Na(SO4) + Cu2SiO3 =>
2 Cu(SO4) + Na2SiO3 = 2 Na(SO4) + Cu2SiO3
Cr(OH)3 + NaOH = Na(OH)3 + Cr2OH =>
4 Cr(OH)3 + 5 NaOH = 5 Na(OH)3 + 2 Cr2OH
NiCO3 = Ni + (CO3) =>
NiCO3 = Ni + (CO3)
H2(CO3) + Fe(OH)3 = H2O + Fe2(CO3)3 =>
3 H2(CO3) + 2 Fe(OH)3 = 6 H2O + Fe2(CO3)3
Cu2S + S = Cu2S2 =>
Cu2S + S = Cu2S2
Cd(s) + CoCl2(aq) = CdCl2 + Co =>
Cd(s) + CoCl2(aq) = CdCl2 + Co
SrCO3 + H2O = Sr(HCO3)2 + Sr(OH)2 =>
2 SrCO3 + 2 H2O = Sr(HCO3)2 + Sr(OH)2
P2O5 + CsOH = Cs3PO4 + H2O =>
P2O5 + 6 CsOH = 2 Cs3PO4 + 3 H2O
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Ca2N3 + H2SO4 + HNO3 = CaSO4 + N2 + H2O =>
10 Ca2N3 + 20 H2SO4 + 8 HNO3 = 20 CaSO4 + 19 N2 + 24 H2O
CaCO3 + SO2 + O2 = CaSO4*CO2 =>
2 CaCO3 + 2 SO2 + O2 = 2 CaSO4*CO2
Fe(NO3)2 + Na(OH) = NaNO3 + Fe(OH)2 =>
Fe(NO3)2 + 2 Na(OH) = 2 NaNO3 + Fe(OH)2
Co(OH)2 + KMnO4 + H2SO4 = Co2O3 + K2SO4 + MnSO4 + H2O =>
10 Co(OH)2 + 2 KMnO4 + 3 H2SO4 = 5 Co2O3 + K2SO4 + 2 MnSO4 + 13 H2O
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
P + Br2 = PBr3 =>
2 P + 3 Br2 = 2 PBr3
Zn + N2SO4 = ZnSO4 + N2 =>
Zn + N2SO4 = ZnSO4 + N2
C3H7Cl + NaOH = C3H7OH + NaCl =>
C3H7Cl + NaOH = C3H7OH + NaCl
K2CO3 + HI = CO2 + H2O + KI =>
K2CO3 + 2 HI = CO2 + H2O + 2 KI
HN3 + MgOH = H2O + MgN3 =>
HN3 + MgOH = H2O + MgN3
C3H7Cl + NaOH = C3H7OH + NaCl =>
C3H7Cl + NaOH = C3H7OH + NaCl
C8H10O2 + C4H9Cl + AlCl3 = C16H26O2 + H2O + AlCl4 =>
7 C8H10O2 + 10 C4H9Cl + 10 AlCl3 = 6 C16H26O2 + 2 H2O + 10 AlCl4
*CoCl2 + HCl = CoCl4 + H =>
*CoCl2 + 2 HCl = CoCl4 + 2 H
Cl{-} + OH = ClO3{-} + H2O =>
Cl{-} + 6 OH = ClO3{-} + 3 H2O
FeO + SiO = Fe2Si3O3 + O2 =>
2 FeO + 3 SiO = Fe2Si3O3 + O2
Cr(OH)3 + BaCl2 = CrCl3 + Ba(OH)2 =>
2 Cr(OH)3 + 3 BaCl2 = 2 CrCl3 + 3 Ba(OH)2
H2Br2 = Br2 + H2 =>
H2Br2 = Br2 + H2
SO3 + Ca3N2 = CaO + S + N2 =>
SO3 + Ca3N2 = 3 CaO + S + N2
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
ZnO2 + K = KO2 + Zn =>
ZnO2 + K = KO2 + Zn
O2 + NH4CH3COO = CO2 + N2 + H2O =>
11 O2 + 4 NH4CH3COO = 8 CO2 + 2 N2 + 14 H2O
AgBr + F = FBr + Ag =>
AgBr + F = FBr + Ag
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Équations équilibrées sur01/27/25
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