| Équations équilibrées la veille |
NH4Cl + NaOH = NH3 + H2O + NaCl
NaHCO3 = Na2C2O4 + H2O + O3 =>
6 NaHCO3 = 3 Na2C2O4 + 3 H2O + O3
C4H6O5 + NaHCO3 = CO2 + H2O + Na3C6H5O7 =>
3 C4H6O5 + 6 NaHCO3 = 6 CO2 + 7 H2O + 2 Na3C6H5O7
OCl{-} + C20H6I4Na2O5 = Cl{-} + C20H6I4Na2O6 =>
OCl{-} + C20H6I4Na2O5 = Cl{-} + C20H6I4Na2O6
S8 + NaOH = Na2S + Na2SO3 + H2O =>
3 S8 + 48 NaOH = 16 Na2S + 8 Na2SO3 + 24 H2O
NaCl + H2SO4 = NaSO4 + H2 + Cl2 =>
2 NaCl + 2 H2SO4 = 2 NaSO4 + 2 H2 + Cl2
C10H7OH(s) + HCl(aq) = C10H7Cl(s) + H2O =>
C10H7OH(s) + HCl(aq) = C10H7Cl(s) + H2O
Mg3P2 + H2O = PH3 + Mg(OH)2 =>
Mg3P2 + 6 H2O = 2 PH3 + 3 Mg(OH)2
CeI4O12 + H2C2O4 = Ce2(C2O4)3 + I2 + CO2 + H2O =>
2 CeI4O12 + 24 H2C2O4 = Ce2(C2O4)3 + 4 I2 + 42 CO2 + 24 H2O
NaCl + PbCO3 = Na2CO3 + PbCl2 =>
2 NaCl + PbCO3 = Na2CO3 + PbCl2
Pb + (OH)2 + HCl = PbCl2 + H(OH)2 =>
Pb + 2(OH)2 + 2 HCl = PbCl2 + 2 H(OH)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mn + O2 = Mn2O3 =>
4 Mn + 3 O2 = 2 Mn2O3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al2(SO4)3(ag) + KOH(ag) = Al(OH)3(s) + K2SO4(ag) =>
Al2(SO4)3(ag) + 6 KOH(ag) = 2 Al(OH)3(s) + 3 K2SO4(ag)
CO2 + Li(OH) = Li2CO3 + H2O =>
CO2 + 2 Li(OH) = Li2CO3 + H2O
CuSO4 + NaOH = Na2[Cu(OH)4] + Na2SO4 =>
CuSO4 + 4 NaOH = Na2[Cu(OH)4] + Na2SO4
C4H9OH + O2 = H2O + CO2 =>
C4H9OH + 6 O2 = 5 H2O + 4 CO2
ZnS + HCl + O2 = SO2 + ZnCl + H2O =>
4 ZnS + 4 HCl + 5 O2 = 4 SO2 + 4 ZnCl + 2 H2O
H2SO4 + FeCl3 = Fe2(SO4)3 + HCl =>
3 H2SO4 + 2 FeCl3 = Fe2(SO4)3 + 6 HCl
P + O2 = P4O10 =>
4 P + 5 O2 = P4O10
IPO4 + H2O = I2 + IO3{-} + H2PO4{-} + H{+} =>
5 IPO4 + 9 H2O = I2 + 3 IO3{-} + 5 H2PO4{-} + 8 H{+}
Cr2O7{2-} + H{+} + Cu = Cr{3+} + H2O + Cu{2+} =>
Cr2O7{2-} + 14 H{+} + 3 Cu = 2 Cr{3+} + 7 H2O + 3 Cu{2+}
Cs + Al2O3 = Cs2O + Al =>
6 Cs + Al2O3 = 3 Cs2O + 2 Al
Na2SiO3 + CaO = CaSiO3 + Na2O =>
Na2SiO3 + CaO = CaSiO3 + Na2O
Mo + HNO3 = H2MoO4 + NO =>
Mo + 2 HNO3 = H2MoO4 + 2 NO
I3{-} + HSO3{-} + H2O = I{-} + HSO4{-} + H{+} =>
I3{-} + HSO3{-} + H2O = 3 I{-} + HSO4{-} + 2 H{+}
S + Sc = Sc2S3 =>
3 S + 2 Sc = Sc2S3
NaOH + FeCl3 = Fe(NaOH)3 + Cl =>
3 NaOH + FeCl3 = Fe(NaOH)3 + 3 Cl
Zn + HO4S = H + ZnSO4 =>
Zn + HO4S = H + ZnSO4
Cu + AgF = CuF2 + Ag =>
Cu + 2 AgF = CuF2 + 2 Ag
K2 + Pb(NO3)2 = Pb + KNO3 =>
K2 + Pb(NO3)2 = Pb + 2 KNO3
Fe + Ag(NO2)2 = Fe(NO2)3 + Ag =>
2 Fe + 3 Ag(NO2)2 = 2 Fe(NO2)3 + 3 Ag
C + KI = KC1 + I1 =>
C + KI = KC1 + I1
HNO3 + Hg = HgNO3 + H2O + NO =>
4 HNO3 + 3 Hg = 3 HgNO3 + 2 H2O + NO
H2S + Na2Cr2O7 + H2SO4 = Cr2(SO4) + H2O + NaHSO4 =>
5 H2S + 4 Na2Cr2O7 + 7 H2SO4 = 4 Cr2(SO4) + 8 H2O + 8 NaHSO4
CdO + H2 = H2O + Cd =>
CdO + H2 = H2O + Cd
Fe2O3 + CH4N2S = FeS2 + CH4 + N2 + O =>
Fe2O3 + 4 CH4N2S = 2 FeS2 + 4 CH4 + 4 N2 + 3 O
KMnO4 + Cr2O3 + KOH = K2MnO4 + K2CrO4 + H2O =>
6 KMnO4 + Cr2O3 + 10 KOH = 6 K2MnO4 + 2 K2CrO4 + 5 H2O
KClO3 + MnO2 = KClO4 + MnO =>
KClO3 + MnO2 = KClO4 + MnO
Cr + Ag + HCl = AgCl + HCr =>
Cr + Ag + HCl = AgCl + HCr
Mg + O2 = Mg2O2 =>
2 Mg + O2 = Mg2O2
Hg + N2 = Hg2N =>
4 Hg + N2 = 2 Hg2N
Al + KOH = Al(OH)3 + K3 =>
Al + 3 KOH = Al(OH)3 + K3
SiI4 + Al = AlI + Si =>
SiI4 + 4 Al = 4 AlI + Si
Cr2O3 + HCl = H2O + CrCl3 =>
Cr2O3 + 6 HCl = 3 H2O + 2 CrCl3
Zn(NO3)3 + C6H12N4 + H2O = ZnO + CO2 + NH3 =>
24 Zn(NO3)3 + 25 C6H12N4 + 108 H2O = 24 ZnO + 150 CO2 + 172 NH3
H2SO4 + HBr = SO + Br + H2O =>
H2SO4 + 4 HBr = SO + 4 Br + 3 H2O
PbO + NaOH = Pb(OH)2 + Na2O =>
PbO + 2 NaOH = Pb(OH)2 + Na2O
Zn + FeN = Zn3N2 + Fe =>
3 Zn + 2 FeN = Zn3N2 + 2 Fe
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Équations équilibrées sur12/11/24
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