| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaOH + 2 NO2 + H2O2 = 2 NaNO3 + 2 H2O
H2O(l) + HCO3{-}(aq) = OH{-}(aq) + H2CO3(aq) =>
H2O(l) + HCO3{-}(aq) = OH{-}(aq) + H2CO3(aq)
Ni2 + MgCl2 = Mg + NiCl =>
Ni2 + MgCl2 = Mg + 2 NiCl
SnCl4 + N2O + H2O = HNO3 + SnCl2 + HCl =>
4 SnCl4 + N2O + 5 H2O = 2 HNO3 + 4 SnCl2 + 8 HCl
CaBr2 + Al = CaAl2 + Br2 =>
CaBr2 + 2 Al = CaAl2 + Br2
ClO2 + H2O2 + NaOH = NaClO3 + H2O =>
2 ClO2 + H2O2 + 2 NaOH = 2 NaClO3 + 2 H2O
CrO + ZnO = ZnCrO2 =>
CrO + ZnO = ZnCrO2
(NH4)S + NaOH = Na2S + NH4(OH)2 =>
(NH4)S + 2 NaOH = Na2S + NH4(OH)2
Na2Cl + H2O2 = Na2OH + HClO =>
Na2Cl + H2O2 = Na2OH + HClO
ClO2 + H2O2 + NaOH = NaClO3 + H2O =>
2 ClO2 + H2O2 + 2 NaOH = 2 NaClO3 + 2 H2O
H2O(l) + Ca(s) = H2 + Ca(OH)2 =>
2 H2O(l) + Ca(s) = H2 + Ca(OH)2
ClO2 + H2O2 + NaOH = NaClO3 + H2O =>
2 ClO2 + H2O2 + 2 NaOH = 2 NaClO3 + 2 H2O
HCl + NH3H2O = H2O + NH4Cl =>
HCl + NH3H2O = H2O + NH4Cl
HCIO + H2O + Br2 = HBrO3 + HCI =>
5 HCIO + H2O + Br2 = 2 HBrO3 + 5 HCI
Cu(OH2) + O2 = CuO + H2O =>
2 Cu(OH2) + O2 = 2 CuO + 2 H2O
(NH4)2O + Ba3(PO4)2 = (NH4)3PO4 + BaO =>
3(NH4)2O + Ba3(PO4)2 = 2(NH4)3PO4 + 3 BaO
KClO3 + C6H12O6 + H2SO4 = K2SO4 + HCl + CO2 + H2O =>
4 KClO3 + C6H12O6 + 2 H2SO4 = 2 K2SO4 + 4 HCl + 6 CO2 + 6 H2O
Au{3+} + AsH3 + OH{-} = Au + AsO3{3-} + H2O =>
2 Au{3+} + AsH3 + 9 OH{-} = 2 Au + AsO3{3-} + 6 H2O
WO + H2 = WOH2 =>
WO + H2 = WOH2
SiH4 + NH3 = Si3N4 + H2 =>
3 SiH4 + 4 NH3 = Si3N4 + 12 H2
Mg(OH)2 + NaOH = Mg(OH)3{-} + Na{+}¨ =>
Mg(OH)2 + NaOH = Mg(OH)3{-} + Na{+}¨
Th + HF2 = ThF4 + H =>
Th + 2 HF2 = ThF4 + 2 H
PdCl + OH + CO = Pd + HCl + CO2 =>
PdCl + OH + CO = Pd + HCl + CO2
Ru + K2CO3 + KClO3 = K2RuO4 + KCl + CO2 =>
Ru + K2CO3 + KClO3 = K2RuO4 + KCl + CO2
O2 + CaF2 = F + CaO =>
O2 + 2 CaF2 = 4 F + 2 CaO
ClO2 + H2O2 + NaOH = NaClO3 + H2O =>
2 ClO2 + H2O2 + 2 NaOH = 2 NaClO3 + 2 H2O
K + HgCl2 = Hg + KCl =>
2 K + HgCl2 = Hg + 2 KCl
NaBr + NaMnO4 + H2SO4 = Na2SO4 + MnSO4 + Br2 + H2O =>
10 NaBr + 2 NaMnO4 + 8 H2SO4 = 6 Na2SO4 + 2 MnSO4 + 5 Br2 + 8 H2O
Na3PO4 + Cu(OH)2 = NaOH + Cu3(PO4)2 =>
2 Na3PO4 + 3 Cu(OH)2 = 6 NaOH + Cu3(PO4)2
KClO3 + CH4 = K2CO3 + H2CO3 + Cl2 + H2O =>
8 KClO3 + 5 CH4 = 4 K2CO3 + H2CO3 + 4 Cl2 + 9 H2O
ClNO3(g) + HCl(g) = Cl2(g) + HNO3(l) =>
ClNO3(g) + HCl(g) = Cl2(g) + HNO3(l)
HNO3(aq) + K(s) = KNO3(aq) + H2(g) =>
2 HNO3(aq) + 2 K(s) = 2 KNO3(aq) + H2(g)
Al + H2SO4 = Al2(SO4)3 + H22 =>
22 Al + 33 H2SO4 = 11 Al2(SO4)3 + 3 H22
AgNO3 + Fe3Br = AgBr + NO3Fe3 =>
AgNO3 + Fe3Br = AgBr + NO3Fe3
HCl + Mg(HO)2 = MgCl2 + H2O =>
2 HCl + Mg(HO)2 = MgCl2 + 2 H2O
NH4(PO4) + CaOH = CaPO4 + NH4OH =>
NH4(PO4) + CaOH = CaPO4 + NH4OH
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
HPO4 + H3O + ZnO = Zn3(PO4) + H2O =>
HPO4 + 5 H3O + 3 ZnO = Zn3(PO4) + 8 H2O
CH3CO2H + Cu(OH)2 = H2CO3 + Cu2O + H2O =>
CH3CO2H + 8 Cu(OH)2 = 2 H2CO3 + 4 Cu2O + 8 H2O
C6H5CH2NH2 + H2O = C6H5CH2 + NH3 + OH =>
C6H5CH2NH2 + H2O = C6H5CH2 + NH3 + OH
C2H6O + C2H4O2 + NH4OH = C9H13N + H2O =>
5 C2H6O + 4 C2H4O2 + 2 NH4OH = 2 C9H13N + 15 H2O
K2MnO4 + H2O = MnO4 + KOH + H2 =>
K2MnO4 + 2 H2O = MnO4 + 2 KOH + H2
Cr(s) + HCl(aq)(dilute) = CrCl3(aq) + H2(g) =>
2 Cr(s) + 6 HCl(aq)(dilute) = 2 CrCl3(aq) + 3 H2(g)
Sr + Fr2O = SrO + Fr2 =>
Sr + Fr2O = SrO + Fr2
SrBr2 + NH4CO3 = Sr(CO3)2 + NH4Br =>
SrBr2 + 2 NH4CO3 = Sr(CO3)2 + 2 NH4Br
Ce2(CO3)3 = Ce2O3 + CO2 =>
Ce2(CO3)3 = Ce2O3 + 3 CO2
As2S3 + H2O + HNO3 + NaNO3 = Na2SO4 + H3AsO4 + NO =>
3 As2S3 + 4 H2O + 10 HNO3 + 18 NaNO3 = 9 Na2SO4 + 6 H3AsO4 + 28 NO
FeSCN + CuSO4 = FeSO4 + CuSCN =>
FeSCN + CuSO4 = FeSO4 + CuSCN
Ag3No3 + Na3PO4 = Ag3PO4 + Na3No3 =>
Ag3No3 + Na3PO4 = Ag3PO4 + Na3No3
KCl + MnO2 = KClO3 + Mn =>
2 KCl + 3 MnO2 = 2 KClO3 + 3 Mn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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