| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb2O4(s) = 2 PbO(s) + O2(g)
C + S8 = CS2 =>
4 C + S8 = 4 CS2
NaCN + H2SO4 = Na2SO4 + HCN =>
2 NaCN + H2SO4 = Na2SO4 + 2 HCN
HNO2 = H{+} + NO2{-} =>
HNO2 = H{+} + NO2{-}
HNO3 + C6H8O7 = CO2 + H2O + N2 =>
18 HNO3 + 5 C6H8O7 = 30 CO2 + 29 H2O + 9 N2
HNO2 = H{+} + NO2{-} =>
HNO2 = H{+} + NO2{-}
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
KBr + AgF = KF + AgBr =>
KBr + AgF = KF + AgBr
ZnOH2HCl = ZnClOH3 =>
ZnOH2HCl = ZnClOH3
CaCl2 + Sr(NO3)2 = Ca(NO3)2 + SrCl2 =>
CaCl2 + Sr(NO3)2 = Ca(NO3)2 + SrCl2
H2SO4 + K2Cr2O7 + KI = Cr2(SO4)3 + H2O + I2 + K2SO4 =>
7 H2SO4 + K2Cr2O7 + 6 KI = Cr2(SO4)3 + 7 H2O + 3 I2 + 4 K2SO4
HNO2 = H{+} + NO2{-} =>
HNO2 = H{+} + NO2{-}
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Fe(NO3)2 + HNO3 = Fe(NO3)3 + H2O + NO =>
3 Fe(NO3)2 + 4 HNO3 = 3 Fe(NO3)3 + 2 H2O + NO
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
C14H18N2O5 + O5 = CO2 + H2O + N2 =>
5 C14H18N2O5 + 32 O5 = 70 CO2 + 45 H2O + 5 N2
MgCl + K = KCl + Mg =>
MgCl + K = KCl + Mg
NaHCO3 = Na2CO3 + H2O + CO2 =>
2 NaHCO3 = Na2CO3 + H2O + CO2
HCOOHAg2O = Ag2H2OCO2 =>
HCOOHAg2O = Ag2H2OCO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
VF5 + HI = V2I10 + HF =>
2 VF5 + 10 HI = V2I10 + 10 HF
C2H12O6 = C + H2O =>
C2H12O6 = 2 C + 6 H2O
Al1O3 + CO = Al + CO2 =>
Al1O3 + 3 CO = Al + 3 CO2
Cr2O3(s) + CS2(l) = Cr2S3(s) + CO2(g) =>
2 Cr2O3(s) + 3 CS2(l) = 2 Cr2S3(s) + 3 CO2(g)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
H2CO3 + Fe(OH)3 = Fe(HCO3)3 + H2O =>
3 H2CO3 + Fe(OH)3 = Fe(HCO3)3 + 3 H2O
AgNO3(s) = Ag(s) + NO2(g) + O2(g) =>
2 AgNO3(s) = 2 Ag(s) + 2 NO2(g) + O2(g)
AlCl3 + Ca(OH)2 = Al(OH)3 + CaCl2 =>
2 AlCl3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaCl2
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
C8H16 + O2 = CO2 + H2O =>
C8H16 + 12 O2 = 8 CO2 + 8 H2O
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
HNO2 = N2O3 + H2O =>
2 HNO2 = N2O3 + H2O
chlorine + phosphorus = phosphorustrichloride =>
3 Cl2 + 2 P = 2 PCl3
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
H2O + FeCl3 + KSCN = Fe(SCN)3 + KOH + HCl =>
3 H2O + FeCl3 + 3 KSCN = Fe(SCN)3 + 3 KOH + 3 HCl
HNO2 = H2O + NO2 + NO =>
2 HNO2 = H2O + NO2 + NO
CH3CH2COOCH2CH2CH3 + O2 = H2OCO2 =>
CH3CH2COOCH2CH2CH3 + 8 O2 = 6 H2OCO2
Li(s) + H2(g) = LiH(s) =>
2 Li(s) + H2(g) = 2 LiH(s)
HS + SO3 = H2O + S8 =>
48 HS + 8 SO3 = 24 H2O + 7 S8
SbCl3 + KMnO4 + HCl3 = SbCl5 + MnCl2 + KCl + H2O =>
21 SbCl3 + 2 KMnO4 + 16 HCl3 = 21 SbCl5 + 2 MnCl2 + 2 KCl + 8 H2O
Na2S2O3 + CO2 + H2O = NaHSO3 + S + NaHCO3 =>
Na2S2O3 + CO2 + H2O = NaHSO3 + S + NaHCO3
FeCl3HNO3 = FeNO3HCl3 =>
FeCl3HNO3 = FeNO3HCl3
Zn + IO4 = ZnIO4 =>
Zn + IO4 = ZnIO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
MnCl2 + Ba(OH)2 = Mn(OH)2 + BaCl2 =>
MnCl2 + Ba(OH)2 = Mn(OH)2 + BaCl2
Hg2(NO3)2 + Fe = Fe(NO3)2 + Hg =>
Hg2(NO3)2 + Fe = Fe(NO3)2 + 2 Hg
AgO + H2O = AgOH + O =>
2 AgO + H2O = 2 AgOH + O
(NH4)2SO4*FeSO4*6H2O + BaCl2 = Ba[(NH4)2SO4*FeSO4*6H2O] + Cl =>
(NH4)2SO4*FeSO4*6H2O + BaCl2 = Ba[(NH4)2SO4*FeSO4*6H2O] + 2 Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/12/24
Équations équilibrées sur12/12/23
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