| Équations équilibrées la veille |
9 C2H6O + 2 Fe2(Cr2O7)3 + 24 H2SO4 = 9 C2H4O2 + 6 Cr2(SO4)3 + 2 Fe2(SO4)3 + 33 H2O
KCr2O4 + HCl = KCl + CrCl3 + HOH + Cl2 =>
2 KCr2O4 + 16 HCl = 2 KCl + 4 CrCl3 + 8 HOH + Cl2
As2S3 + KMnO4 + KOH = K3AsO4 + K2SO4 + MnO2 + H2O =>
3 As2S3 + 28 KMnO4 + 8 KOH = 6 K3AsO4 + 9 K2SO4 + 28 MnO2 + 4 H2O
H2CO + CuSO4 + NaOH = Na2CO3 + Cu2O + H2O + Na2SO4 =>
H2CO + 4 CuSO4 + 10 NaOH = Na2CO3 + 2 Cu2O + 6 H2O + 4 Na2SO4
Cr2O7{2-} + Cl{-} + H{+} = Cl2 + Cr{3+} + H2O =>
Cr2O7{2-} + 6 Cl{-} + 14 H{+} = 3 Cl2 + 2 Cr{3+} + 7 H2O
NiSO4 + Ag = Ag2SO4 + Ni =>
NiSO4 + 2 Ag = Ag2SO4 + Ni
Cn + HCl = H2 + CnCl2 =>
Cn + 2 HCl = H2 + CnCl2
KMnO4 + Ca3P2 + H2SO4 = K2SO4 + CaSO4 + MnSO4 + H3PO4 + H2O =>
16 KMnO4 + 5 Ca3P2 + 39 H2SO4 = 8 K2SO4 + 15 CaSO4 + 16 MnSO4 + 10 H3PO4 + 24 H2O
C24H47 + O2 = CO2 + H2O =>
4 C24H47 + 143 O2 = 96 CO2 + 94 H2O
SiCl4(l) + Ba(s) = BaCl2(s) + Si(s) =>
SiCl4(l) + 2 Ba(s) = 2 BaCl2(s) + Si(s)
Ca(CO3) + H3(PO4) = Ca3(PO4)2 + H2(CO3) =>
3 Ca(CO3) + 2 H3(PO4) = Ca3(PO4)2 + 3 H2(CO3)
CH3CH2CH2CN + HCl + H2O = CH3CH2CH2COOH + NH4Cl =>
CH3CH2CH2CN + HCl + 2 H2O = CH3CH2CH2COOH + NH4Cl
C6H13OH + K2Cr2O7 + H2SO4 = C6H12O + Cr2(SO4)3 + K2SO4 + H2O =>
3 C6H13OH + K2Cr2O7 + 4 H2SO4 = 3 C6H12O + Cr2(SO4)3 + K2SO4 + 7 H2O
SnCl2 + NaOH + BiCl3 = Na2Sn(OH)6 + Bi + NaCl =>
3 SnCl2 + 18 NaOH + 2 BiCl3 = 3 Na2Sn(OH)6 + 2 Bi + 12 NaCl
C4H6O + C3H4O4 = C9H8O2 + H2O =>
12 C4H6O + 5 C3H4O4 = 7 C9H8O2 + 18 H2O
H2O + S2O3{2-} + OCl{-} = SO4{-2} + Cl2 + OH{-} =>
3 H2O + S2O3{2-} + 8 OCl{-} = 2 SO4{-2} + 4 Cl2 + 6 OH{-}
KClO{-} = KCl{-} + O2 =>
2 KClO{-} = 2 KCl{-} + O2
Hd + HNO3 = Hd(NO3)3 + NH4NO3 + H2O =>
8 Hd + 30 HNO3 = 8 Hd(NO3)3 + 3 NH4NO3 + 9 H2O
NaClO + Na2S4O6 + NaOH = NaCl + NaSO4 + H2O =>
9 NaClO + Na2S4O6 + 2 NaOH = 9 NaCl + 4 NaSO4 + H2O
Bi2O3 + La2O3 + Fe2O3 + Mn2O3 = Bi5La5Fe5Mn5O30 =>
5 Bi2O3 + 5 La2O3 + 5 Fe2O3 + 5 Mn2O3 = 2 Bi5La5Fe5Mn5O30
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Si + V2O5 = SiO2 + VO2 =>
Si + 2 V2O5 = SiO2 + 4 VO2
H3PO4(aq) + NaOH(aq) = H2O(l) + Na3PO4(aq) =>
H3PO4(aq) + 3 NaOH(aq) = 3 H2O(l) + Na3PO4(aq)
SnCl4 + NNH3 = SnCl3 + HCl + N2 =>
3 SnCl4 + NNH3 = 3 SnCl3 + 3 HCl + N2
NH3(g) + O2(g) = NO2(g) + H2(g) =>
2 NH3(g) + 2 O2(g) = 2 NO2(g) + 3 H2(g)
K[OH] + HCl = KCl + H2O =>
K[OH] + HCl = KCl + H2O
NaCH3COO + NH4No3 = NaNo3 + NH4CH3COO =>
NaCH3COO + NH4No3 = NaNo3 + NH4CH3COO
C2Cl4 + H2O = CCl4 + CH2O =>
C2Cl4 + H2O = CCl4 + CH2O
H2NO3 + HCl = NOCl + H2O + Cl =>
H2NO3 + 2 HCl = NOCl + 2 H2O + Cl
NH4F(aq) + MgCl2 = NH4Cl + MgF2 =>
2 NH4F(aq) + MgCl2 = 2 NH4Cl + MgF2
Fe(SO3)3 + K3Fe(CN)6 = Fe2(CN)6 + K3(SO3)3 =>
Fe(SO3)3 + K3Fe(CN)6 = Fe2(CN)6 + K3(SO3)3
AgNO3 + SrCl2 = Sr(NO3)2 + AgCl =>
2 AgNO3 + SrCl2 = Sr(NO3)2 + 2 AgCl
H2O + MgCl2 = HCl + Mg(OH)2 =>
2 H2O + MgCl2 = 2 HCl + Mg(OH)2
Cu2 + Ga(NO3)3 = Cu(NO3)2 + Ga =>
3 Cu2 + 4 Ga(NO3)3 = 6 Cu(NO3)2 + 4 Ga
Cr(s) + HBr(aq) = CrBr(aq) + H(g) =>
Cr(s) + HBr(aq) = CrBr(aq) + H(g)
CH4(g) + NH3(g) + O2(g) = HCN(s) + H2O(g) =>
2 CH4(g) + 2 NH3(g) + 3 O2(g) = 2 HCN(s) + 6 H2O(g)
C6H5NO2 + H2SO4 = C6H5NO + HSO4 + H2O =>
C6H5NO2 + 2 H2SO4 = C6H5NO + 2 HSO4 + H2O
H2O + C = CH2 + CO =>
H2O + 2 C = CH2 + CO
C2H5OH + O2 = CO2 + H3 =>
2 C2H5OH + 3 O2 = 4 CO2 + 4 H3
HNO3(aq) + NaHCO3(aq) = NaNO3 + H2CO3 =>
HNO3(aq) + NaHCO3(aq) = NaNO3 + H2CO3
HCO2H + NaOCl = CO2 + NaCl + H2O =>
HCO2H + NaOCl = CO2 + NaCl + H2O
NH4 + ClO4 = NClO2 + H2O =>
NH4 + ClO4 = NClO2 + 2 H2O
H3PO3(HHO)2 + KOH(HHO)3 = KH2PO3 + H2O =>
H3PO3(HHO)2 + KOH(HHO)3 = KH2PO3 + 6 H2O
C8H13 + O2 = H2O + CO2 =>
4 C8H13 + 45 O2 = 26 H2O + 32 CO2
Mg(l) + N(s) = Mg3N2(s) =>
3 Mg(l) + 2 N(s) = Mg3N2(s)
CaSiF6 + H2O + H2SO4 = CaSO4 + SiO2 + HF =>
CaSiF6 + 2 H2O + H2SO4 = CaSO4 + SiO2 + 6 HF
Na2B4O5(OH)4*8H2O + H2SO4 = Na2SO4 + H3BO3 + H2O =>
Na2B4O5(OH)4*8H2O + H2SO4 = Na2SO4 + 4 H3BO3 + 5 H2O
HBr + Zn(OH)2 = ZnBr2 + H2O =>
2 HBr + Zn(OH)2 = ZnBr2 + 2 H2O
NH4HO3 = N2 + O2 + H2O =>
4 NH4HO3 = 2 N2 + O2 + 10 H2O
Cu(OH)2(aq) + H2SO4(aq) = CuSO4(aq) + H2O(aq) =>
Cu(OH)2(aq) + H2SO4(aq) = CuSO4(aq) + 2 H2O(aq)
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