| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2(s)H6(s) + 7 O2(s) = 4 CO2(s) + 6 H2O
CH3CHCH2CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH3CO + H2O =>
18 CH3CHCH2CH3 + 11 K2Cr2O7 + 44 H2SO4 = 11 Cr2(SO4)3 + 11 K2SO4 + 24 CH3CH3CO + 53 H2O
Cl + HNO3 = HClO2 + NO2 + H2O =>
Cl + 3 HNO3 = HClO2 + 3 NO2 + H2O
C6H10O4 + N2O + H2O = C6H10NO2 + HNO3 =>
8 C6H10O4 + 9 N2O + 5 H2O = 8 C6H10NO2 + 10 HNO3
FeCr + O = Cr2O3 + Fe =>
2 FeCr + 3 O = Cr2O3 + 2 Fe
As4S6 + O2 = As4O6 + SO2 =>
As4S6 + 9 O2 = As4O6 + 6 SO2
Cl2 + NaOH + NaBr = NaBrO3 + NaCl + H2O =>
3 Cl2 + 6 NaOH + NaBr = NaBrO3 + 6 NaCl + 3 H2O
Cl + HNO3 = HClO3 + NO2 + H2O =>
Cl + 5 HNO3 = HClO3 + 5 NO2 + 2 H2O
Kl + Le3 + Pd2 = KlLe2Pd3 =>
6 Kl + 4 Le3 + 9 Pd2 = 6 KlLe2Pd3
Ba(NO3)2 + NaBrO3 = Ba(BrO3)2 + NaNO3 =>
Ba(NO3)2 + 2 NaBrO3 = Ba(BrO3)2 + 2 NaNO3
NO2 + ClO{-} = NO3{-} + Cl2 =>
2 NO2 + 2 ClO{-} = 2 NO3{-} + Cl2
FeSO4 + KMnO4 + H2SO3 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
2 FeSO4 + 2 KMnO4 + 4 H2SO3 = Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 4 H2O
PbBr2 + HNO3 = Pb(NO3)2 + HBr =>
PbBr2 + 2 HNO3 = Pb(NO3)2 + 2 HBr
CH3C(CH3)CH2 + KMnO4 + H2O = CH3COCH3 + KOH + MnO2 =>
9 CH3C(CH3)CH2 + 8 KMnO4 + 4 H2O = 12 CH3COCH3 + 8 KOH + 8 MnO2
C4H10 + F2 = HF + CF4 =>
C4H10 + 13 F2 = 10 HF + 4 CF4
Cu + H2SO4 = (CuSO4)2 + H2O + SO2 =>
2 Cu + 4 H2SO4 = (CuSO4)2 + 4 H2O + 2 SO2
ZnS + HNO3 = Zn(NO3)2 + H2SO4 + NO2 + H2O =>
ZnS + 10 HNO3 = Zn(NO3)2 + H2SO4 + 8 NO2 + 4 H2O
K2Cr2O7 + K2C2O4 + H2C2O4 = K3Cr(C2O4)3(H2O)3 + CO2 + H2O =>
K2Cr2O7 + 2 K2C2O4 + 7 H2C2O4 = 2 K3Cr(C2O4)3(H2O)3 + 6 CO2 + H2O
NaHCO3 + C6H8O7 = C6H5O7Na + H2O + CO2 =>
9 NaHCO3 + 8 C6H8O7 = 9 C6H5O7Na + 14 H2O + 3 CO2
C10H18 + O4 = CO2 + H2O =>
4 C10H18 + 29 O4 = 40 CO2 + 36 H2O
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
K2CO3 + BaCO3 + Bi2O3 + O2 = Ba9KBi10O30 + CO2 =>
2 K2CO3 + 36 BaCO3 + 20 Bi2O3 + 11 O2 = 4 Ba9KBi10O30 + 38 CO2
OH + H2S = SO3 + H2O =>
8 OH + H2S = SO3 + 5 H2O
H2(g) + AgNO3(s) = Ag(s) + HNO3(aq) =>
H2(g) + 2 AgNO3(s) = 2 Ag(s) + 2 HNO3(aq)
CH3CSNH2 + H2O = CH3COO{-} + NH4{+} + H2S =>
CH3CSNH2 + 2 H2O = CH3COO{-} + NH4{+} + H2S
CH3COOH + H2 = C4H10 + H2O =>
2 CH3COOH + 5 H2 = C4H10 + 4 H2O
KMnO3 = KMnO2 + O2 =>
2 KMnO3 = 2 KMnO2 + O2
N2Cl4 + CH4 = H + N2 + CCl4 =>
N2Cl4 + CH4 = 4 H + N2 + CCl4
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
AlCl3(s) + Br2(g) = AlBr3 + Cl2(l) =>
2 AlCl3(s) + 3 Br2(g) = 2 AlBr3 + 3 Cl2(l)
Ag(NO3) = Ag + NO3 =>
Ag(NO3) = Ag + NO3
MnO4{-} + HCl + SO3{2-} = MnO2 + SO4{2-} + H2O + Cl{-} =>
2 MnO4{-} + 2 HCl + 3 SO3{2-} = 2 MnO2 + 3 SO4{2-} + H2O + 2 Cl{-}
Ag(NO3) = Ag(NO2) + O2 =>
2 Ag(NO3) = 2 Ag(NO2) + O2
Ag(NO3) = Ag + NO2 + O2 =>
2 Ag(NO3) = 2 Ag + 2 NO2 + O2
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Li + O2 = LiO2 =>
Li + O2 = LiO2
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C13H28 + O2 = CO + H2O =>
2 C13H28 + 27 O2 = 26 CO + 28 H2O
Mg(OH)2 + H2PO4 = Mg(HPO4)2 + H2O =>
Mg(OH)2 + 2 H2PO4 = Mg(HPO4)2 + 2 H2O
B2O3 + Mg = B + MgO =>
B2O3 + 3 Mg = 2 B + 3 MgO
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ca3(PO4)2 + H3PO4 = Ca(H2PO4)2 =>
Ca3(PO4)2 + 4 H3PO4 = 3 Ca(H2PO4)2
PhBr + Mg = PhMgBr =>
PhBr + Mg = PhMgBr
Br2SO4 + NaOH = Na2SO4 + BrOH =>
Br2SO4 + 2 NaOH = Na2SO4 + 2 BrOH
Ca3(PO4)2 + H3PO4 = Ca(H2PO4)2 =>
Ca3(PO4)2 + 4 H3PO4 = 3 Ca(H2PO4)2
CH2CHCHO + H2 = CH3CH2CH2OH =>
CH2CHCHO + 2 H2 = CH3CH2CH2OH
NaCl + CaCO3 = Na2CO3 + CaCl2 =>
2 NaCl + CaCO3 = Na2CO3 + CaCl2
Ca3(PO4)2 + H3PO4 = Ca(H2PO4)2 =>
Ca3(PO4)2 + 4 H3PO4 = 3 Ca(H2PO4)2
Cr + S2 = Cr2S3 =>
4 Cr + 3 S2 = 2 Cr2S3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/09/25
Équations équilibrées sur03/11/24
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