| Équations équilibrées la veille |
CaSO4 + Ba(OH)2 = BaSO4 + Ca(OH)2
Fe{2+} + Fe(CN)6{3-} = Fe3[Fe(CN)6]2 =>
3 Fe{2+} + 2 Fe(CN)6{3-} = Fe3[Fe(CN)6]2
CH3C(O)CH + H2O + NaOH = CH3OH + CH3COONa =>
CH3C(O)CH + H2O + NaOH = CH3OH + CH3COONa
Na2CO3 + Pb(NO3)2 = NaNO3 + PbCO3 =>
Na2CO3 + Pb(NO3)2 = 2 NaNO3 + PbCO3
K2CrO4 + Na2SO3 + H2SO4 = K2SO4 + Na2SO4 + CrSO3 + H2O =>
K2CrO4 + 3 Na2SO3 + 2 H2SO4 = K2SO4 + 3 Na2SO4 + CrSO3 + 2 H2O
NaF = Na + F2 =>
2 NaF = 2 Na + F2
Hg2(CO3) = Hg + HgO + CO2 =>
Hg2(CO3) = Hg + HgO + CO2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
HClO4 + KOH = KClO4 + H2O =>
HClO4 + KOH = KClO4 + H2O
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
MnO2C = MnCO2 =>
MnO2C = MnCO2
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
FeS2 + H2 = Fe3S4 + H2S =>
3 FeS2 + 2 H2 = Fe3S4 + 2 H2S
C{-}C = C{-}C{-}C =>
C{-}C = C{-}C{-}C
FeCl3 + KSCN = KSCl3 + FeCN =>
FeCl3 + KSCN = KSCl3 + FeCN
Cu(HCO3)2 + K2S = CuS + KHCO3 =>
Cu(HCO3)2 + K2S = CuS + 2 KHCO3
NaS = Na + S =>
NaS = Na + S
Cr(SO4) + HBrO + H2SO4 = Cr2(SO4)3 + CrBr3 + H2O =>
12 Cr(SO4) + 6 HBrO + 3 H2SO4 = 5 Cr2(SO4)3 + 2 CrBr3 + 6 H2O
Cu(s) + AgCH3COO(aq) = Cu(CH3COO)2 + Ag =>
Cu(s) + 2 AgCH3COO(aq) = Cu(CH3COO)2 + 2 Ag
Zn(OH)2 + CuO = ZnO + Cu(OH)2 =>
Zn(OH)2 + CuO = ZnO + Cu(OH)2
Li(s) + CO2(g) + H2O(l) = LiHCO3(s) + H2(g) =>
2 Li(s) + 2 CO2(g) + 2 H2O(l) = 2 LiHCO3(s) + H2(g)
PH3 + HIO3 = H3PO4 + HI =>
3 PH3 + 4 HIO3 = 3 H3PO4 + 4 HI
N2H4 + N2O4 = N2 + H2O =>
2 N2H4 + N2O4 = 3 N2 + 4 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C10H18O + NaBH4 + C2H6O = C10H20O + NaBO2 =>
9 C10H18O + 2 NaBH4 + 5 C2H6O = 10 C10H20O + 2 NaBO2
Zn(OH)2 = H2O + ZnO =>
Zn(OH)2 = H2O + ZnO
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
CaOH + LiCl = LiOH + CaCl =>
CaOH + LiCl = LiOH + CaCl
C6H10 + H2 = C6H14 =>
C6H10 + 2 H2 = C6H14
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Co3O4 + Fe3O4 = CoFe2O4 =>
Co3O4 + 2 Fe3O4 = 3 CoFe2O4
HCl + NaOH = H2O + NaCl =>
HCl + NaOH = H2O + NaCl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
AgNO3(aq) + MgCl2(aq) = AgCl(s) + Mg(NO3)2(aq) =>
2 AgNO3(aq) + MgCl2(aq) = 2 AgCl(s) + Mg(NO3)2(aq)
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
Li + MgO = Mg + Li2O =>
2 Li + MgO = Mg + Li2O
C2H4O(l) + O2(g) = CO2 + H2O =>
2 C2H4O(l) + 5 O2(g) = 4 CO2 + 4 H2O
C10H10Fe + C2H3OCl = C14H14FeO2 + HCl =>
C10H10Fe + 2 C2H3OCl = C14H14FeO2 + 2 HCl
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
PCI5 + H2O = H3PO4 + H + C + I =>
PCI5 + 4 H2O = H3PO4 + 5 H + C + 5 I
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
C6H12O6 + H2 = CH3CH2COOH + H2O =>
C6H12O6 + 2 H2 = 2 CH3CH2COOH + 2 H2O
Pb(NO3)2 + CH3COOK + H2O = PbOHNO3 + KNO3 + CH3COOH =>
Pb(NO3)2 + CH3COOK + H2O = PbOHNO3 + KNO3 + CH3COOH
AlBr3 + KOH = Al(OH)3 + KBr =>
AlBr3 + 3 KOH = Al(OH)3 + 3 KBr
Cu + ZnBr2 = CuBr2 + Zn =>
Cu + ZnBr2 = CuBr2 + Zn
CuS + HNO3 = Cu(NO3)2 + NO2 + H2SO4 + H2O =>
CuS + 10 HNO3 = Cu(NO3)2 + 8 NO2 + H2SO4 + 4 H2O
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Équations équilibrées sur11/02/24
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