| Équations équilibrées la veille |
NaHS + HCl = NaCl + HHS
H2S + PB(NO3)2 = PBS + HNO3 =>
H2S + PB(NO3)2 = PBS + 2 HNO3
FeCl2 + H2O = FeCl2H2O =>
FeCl2 + H2O = FeCl2H2O
Al2O3 + C2 + Cl2 = CO + AlCl3 =>
2 Al2O3 + 3 C2 + 6 Cl2 = 6 CO + 4 AlCl3
Al + NH4ClO4 = Al2O3 + AlCl3 + NO + H29 =>
203 Al + 87 NH4ClO4 = 87 Al2O3 + 29 AlCl3 + 87 NO + 12 H29
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
HNO3 + KRbS = H2S + KNO3 + RbNO3 =>
2 HNO3 + KRbS = H2S + KNO3 + RbNO3
CaO + Al(OH)3 = Al2(CaO2)3 + H2O =>
3 CaO + 2 Al(OH)3 = Al2(CaO2)3 + 3 H2O
NH4PO4 + CaI = CaPO4 + INH4 =>
NH4PO4 + CaI = CaPO4 + INH4
Cr(NO3)3 + Na2S = Cr2S3 + Na(NO3) =>
2 Cr(NO3)3 + 3 Na2S = Cr2S3 + 6 Na(NO3)
CH2OCH2 + H2O = (CH2OH)2 =>
CH2OCH2 + H2O = (CH2OH)2
Br2 + CCl4 = CBr4 + Cl =>
2 Br2 + CCl4 = CBr4 + 4 Cl
Li + C = LiC =>
Li + C = LiC
KNO42 + O92 = KNO53 =>
92 KNO42 + 11 O92 = 92 KNO53
HgH2O = HgOH2 =>
HgH2O = HgOH2
C18H38O2 + O2 = CO2 + H2O =>
2 C18H38O2 + 53 O2 = 36 CO2 + 38 H2O
CuSO4 + KI = CuI2 + K2SO4 =>
CuSO4 + 2 KI = CuI2 + K2SO4
CaCI2 = Ca + CI2 =>
CaCI2 = Ca + CI2
KNO3 + C12H22O11 = N2 + CO + H2O + K2CO3 =>
6 KNO3 + C12H22O11 = 3 N2 + 9 CO + 11 H2O + 3 K2CO3
KHCO3KOH = K2CO3H2O =>
KHCO3KOH = K2CO3H2O
NaHO = Na2O + H2O =>
2 NaHO = Na2O + H2O
C2H5OH + H2 = CH4 + H2O =>
C2H5OH + 2 H2 = 2 CH4 + H2O
Mn{3+} + KI = Mn{2+} + I2 + K{+} =>
2 Mn{3+} + 2 KI = 2 Mn{2+} + I2 + 2 K{+}
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
MgCl2 + K2CO3 = KCl + MgCO3 =>
MgCl2 + K2CO3 = 2 KCl + MgCO3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
C6 + H2 + O2 = C6H12O2 =>
C6 + 6 H2 + O2 = C6H12O2
N2H4 + O3 = N2 + H2O =>
3 N2H4 + 2 O3 = 3 N2 + 6 H2O
Ba2O + H2O = BaH2O + O2 =>
2 Ba2O + 4 H2O = 4 BaH2O + O2
Pb + S8 = PbS =>
8 Pb + S8 = 8 PbS
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
BiCl3 + Na2CO3 = Bi2(CO3)3 + NaCl =>
2 BiCl3 + 3 Na2CO3 = Bi2(CO3)3 + 6 NaCl
C10H7OH + NaOH = C10H7ONa + H2O =>
C10H7OH + NaOH = C10H7ONa + H2O
NaOH + H3PO4 = Na2HPO4 + H2O =>
2 NaOH + H3PO4 = Na2HPO4 + 2 H2O
H2SAgNO3 = H2NO3AgS =>
H2SAgNO3 = H2NO3AgS
[Co(NH3)5Cl]Cl2AgNO3 = [Co(NH3)5Cl]NO3AgCl2 =>
[Co(NH3)5Cl]Cl2AgNO3 = [Co(NH3)5Cl]NO3AgCl2
Cr2O72{-} + C2H5OH + H{+} = Cr3{+} + C2H4O2 + H2O =>
12 Cr2O72{-} + 427 C2H5OH + 20 H{+} = 8 Cr3{+} + 427 C2H4O2 + 437 H2O
Cu(NO3)2 + KOH = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 KNO3
C16H16N2O2 + Co(O2CCH3)2(H2O)4 = C16H14CoN2O2 + H2O + HO2CCH3 =>
C16H16N2O2 + Co(O2CCH3)2(H2O)4 = C16H14CoN2O2 + 4 H2O + 2 HO2CCH3
CaCl2 + Zn(NO3)2 = Ca(NO3)2 + Cl + Zn =>
CaCl2 + Zn(NO3)2 = Ca(NO3)2 + 2 Cl + Zn
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NH3 + O2 = N2O4 + H(OH) =>
4 NH3 + 7 O2 = 2 N2O4 + 6 H(OH)
Cl + HNO3 = HClNO3 =>
Cl + HNO3 = HClNO3
Br2 + Co = CoBr2 =>
Br2 + Co = CoBr2
NaSO4 + LiBr = NaBr + LiSO4 =>
NaSO4 + LiBr = NaBr + LiSO4
H + Na2CO3 = Na + H2O + CO2 =>
2 H + Na2CO3 = 2 Na + H2O + CO2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
CH3Cl + K = C2H6 + KCl =>
2 CH3Cl + 2 K = C2H6 + 2 KCl
Mg(s) + HCl(aq) = MgCl2(aq) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(aq) + H2(g)
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Équations équilibrées sur12/23/24
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