| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + 2 C6H12O6 + 2 NaOH = 2 C6H11O7Na + K2MnO4 + MnO2 + 2 H2O
K2S(aq) + Pb(NO3)2 = PbS(s) + KNO3 =>
K2S(aq) + Pb(NO3)2 = PbS(s) + 2 KNO3
Sb + NaNO3 + NaOH = Na3SbO4 + NH3 + H2O =>
8 Sb + 5 NaNO3 + 19 NaOH = 8 Na3SbO4 + 5 NH3 + 2 H2O
FeOHCl2 + H2O = Fe(OH)2Cl + HCl =>
FeOHCl2 + H2O = Fe(OH)2Cl + HCl
FeSO4(aq) + O2(g) = Fe2O3(s) + SO3(l) =>
4 FeSO4(aq) + O2(g) = 2 Fe2O3(s) + 4 SO3(l)
FeO + MgO = FeMgO2 =>
FeO + MgO = FeMgO2
Al + NISO4 = Al2(SO4)3 + NI =>
2 Al + 3 NISO4 = Al2(SO4)3 + 3 NI
Fe + Na2S = FeS + Na =>
Fe + Na2S = FeS + 2 Na
Ag(s) + FeCl3(aq) = Fe + AgCl =>
3 Ag(s) + FeCl3(aq) = Fe + 3 AgCl
H2TeO2 + Ag(OH)2 = AgTeO2 + H2O =>
H2TeO2 + Ag(OH)2 = AgTeO2 + 2 H2O
BaCl2 + Na3(PO4)2 = Ba3(PO4)2 + NaCl2 =>
3 BaCl2 + Na3(PO4)2 = Ba3(PO4)2 + 3 NaCl2
BeO + KOH = Be(OH)2 + K2O =>
BeO + 2 KOH = Be(OH)2 + K2O
C87H10N + O2 = CO2 + H2O + NO2 =>
2 C87H10N + 181 O2 = 174 CO2 + 10 H2O + 2 NO2
Al(OH)3 + HCl = AlH + (OH)3Cl =>
Al(OH)3 + HCl = AlH + (OH)3Cl
AsO43{-} + Zn + H{+} = Zn2{+} + AsH3 + H2O =>
AsO43{-} + 176 Zn + 89 H{+} = 88 Zn2{+} + AsH3 + 43 H2O
N + Ne = NNe =>
N + Ne = NNe
C45H92 + O2 = CO2 + H2O =>
C45H92 + 68 O2 = 45 CO2 + 46 H2O
NaCl + CO = NaC + ClO =>
NaCl + CO = NaC + ClO
Zn + HNO3 = ZnNO3 + NH4NO4 + H3O =>
8 Zn + 10 HNO3 = 8 ZnNO3 + NH4NO4 + 2 H3O
Zn(s) + S8 = ZnS(s) =>
8 Zn(s) + S8 = 8 ZnS(s)
Pb(Ac)2 + KI = PbI2 + K(Ac) =>
Pb(Ac)2 + 2 KI = PbI2 + 2 K(Ac)
KBrO4 + KI + H2SO4 = I2 + KBrO2 + K2SO4 + H2O =>
KBrO4 + 4 KI + 2 H2SO4 = 2 I2 + KBrO2 + 2 K2SO4 + 2 H2O
NiCo3 + NaOH = Ni(OH)2 + Na2Co3 =>
NiCo3 + 2 NaOH = Ni(OH)2 + Na2Co3
HBr + (NH4)2S = H2S + NH4Br =>
2 HBr + (NH4)2S = H2S + 2 NH4Br
Al2(OH)3 + Cl2 = AlClO4 + AlCl3 + H2O =>
8 Al2(OH)3 + 21 Cl2 = 3 AlClO4 + 13 AlCl3 + 12 H2O
Mg + NH4Cl + NH4OH + Na2HPO4 = MgPO4 + NaCl + H3O + NH4 =>
2 Mg + 4 NH4Cl + NH4OH + 2 Na2HPO4 = 2 MgPO4 + 4 NaCl + H3O + 5 NH4
PbS + O2 = PbSO =>
2 PbS + O2 = 2 PbSO
HgS + HNO3 + HCl = H2[HgCl4] + NO2 + H2SO4 + H2O =>
HgS + 8 HNO3 + 4 HCl = H2[HgCl4] + 8 NO2 + H2SO4 + 4 H2O
Na + NaNO3 = Na2O2 + N2 =>
4 Na + 2 NaNO3 = 3 Na2O2 + N2
NH4NO2 = N24 + H2O =>
12 NH4NO2 = N24 + 24 H2O
CeO2 + NaHSO4 = Ce(SO4)2 + Na2SO4 + H2O =>
CeO2 + 4 NaHSO4 = Ce(SO4)2 + 2 Na2SO4 + 2 H2O
(NH4)2[PtCl6] = Pt + Cl + HCl + NH3 =>
(NH4)2[PtCl6] = Pt + 4 Cl + 2 HCl + 2 NH3
LiH + H2O = H2Li + O2 =>
4 LiH + 2 H2O = 4 H2Li + O2
Cu(NO3)2 + NH3 + H2O = Cu(NH3)4 + (NH4)4NO3 =>
5 Cu(NO3)2 + 100 NH3 + 24 H2O = 5 Cu(NH3)4 + 18(NH4)4NO3
HCOOH + K2O = HCOOCO2 + K2OH =>
2 HCOOH + 3 K2O = HCOOCO2 + 3 K2OH
NH3 + HOCl = NCl3 + H2O =>
NH3 + 3 HOCl = NCl3 + 3 H2O
Cr + KOH + H2O = H2 + K[Cr(OH)4] =>
2 Cr + 2 KOH + 6 H2O = 3 H2 + 2 K[Cr(OH)4]
Cu(NO3)3 + H2 = Cu + NH3 + H2O =>
2 Cu(NO3)3 + 27 H2 = 2 Cu + 6 NH3 + 18 H2O
H{+} + Zn + VO2{2+} = Zn{2+} + V{2+} + H2O =>
4 H{+} + 2 Zn + VO2{2+} = 2 Zn{2+} + V{2+} + 2 H2O
Pb(NO3)2 + NaOH = Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 NaNO3
Zn(s) + CuSO4(aq) = ZnSO4(g) + Cu(s) =>
Zn(s) + CuSO4(aq) = ZnSO4(g) + Cu(s)
BaCO3 + H{+} = Ba{2+} + CO2 + H2O =>
BaCO3 + 2 H{+} = Ba{2+} + CO2 + H2O
OH{-} + S8 = S2O3{2-} + S{2-} + H2O =>
12 OH{-} + S8 = 2 S2O3{2-} + 4 S{2-} + 6 H2O
P2O5 + H2O = P2O6 + H =>
P2O5 + H2O = P2O6 + 2 H
(CH3)3N + H3O = (CH3)3NH + OH =>
2(CH3)3N + H3O = 2(CH3)3NH + OH
Na + FS6 = Na2S + NaF =>
13 Na + FS6 = 6 Na2S + NaF
FeFeSO4 + H2SO4 + HNO3 = Fe2(SO4)3 + NO + H2O =>
3 FeFeSO4 + 6 H2SO4 + 4 HNO3 = 3 Fe2(SO4)3 + 4 NO + 8 H2O
KCl2 + Fe(NO3)2 = KNO3 + Fe(Cl2)2 =>
2 KCl2 + Fe(NO3)2 = 2 KNO3 + Fe(Cl2)2
KOH + Br2 = H2O + KBr + KBrO3 =>
6 KOH + 3 Br2 = 3 H2O + 5 KBr + KBrO3
O2 + H = H3O2 =>
O2 + 3 H = H3O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/14/24
Équations équilibrées sur04/13/23
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