| Équations équilibrées la veille |
2 SiO2 + 2 H2O2 = 2 H2SiO3 + O2
NaClO + Na2S2O3 = Na2S2O4 + NaCl =>
NaClO + Na2S2O3 = Na2S2O4 + NaCl
NaH2PO4 = H2O + Na3P3O9 =>
3 NaH2PO4 = 3 H2O + Na3P3O9
Li3N + O2 = Li2O + NO2 =>
4 Li3N + 7 O2 = 6 Li2O + 4 NO2
HOOH = HOH + O2 =>
2 HOOH = 2 HOH + O2
C8H16O3 + O2 = CO2 + H2O =>
2 C8H16O3 + 21 O2 = 16 CO2 + 16 H2O
K2SO4(aq) + BaBr2(aq) = KBr(aq) + BaSO4(s) =>
K2SO4(aq) + BaBr2(aq) = 2 KBr(aq) + BaSO4(s)
CoO + CH3COOH + H20 = H2O + Co(CH3COO)2*4H20 =>
CoO + 2 CH3COOH + 4 H20 = H2O + Co(CH3COO)2*4H20
NaOH + ZnCl3 = Zn(OH)3 + NaCl =>
3 NaOH + ZnCl3 = Zn(OH)3 + 3 NaCl
HqO = Hq + O2 =>
2 HqO = 2 Hq + O2
SO2 + H = H2S + H2O =>
SO2 + 6 H = H2S + 2 H2O
K2CrO4(s) + H20(aq) = Cr2O3 + KOH + O2 =>
20 K2CrO4(s) + 2 H20(aq) = 10 Cr2O3 + 40 KOH + 5 O2
FeBr2 + K2CO3 = FeK2 + Br2CO3 =>
FeBr2 + K2CO3 = FeK2 + Br2CO3
Si(Cr2O7)2 + CuClO3 = Si(ClO3)4 + Cu2Cr2O7 =>
Si(Cr2O7)2 + 4 CuClO3 = Si(ClO3)4 + 2 Cu2Cr2O7
Al + CuCl = AlCl3 + Cu =>
Al + 3 CuCl = AlCl3 + 3 Cu
NaHCO3(s) = Na2CO3(aq) + CO2(g) + H2O(l) =>
2 NaHCO3(s) = Na2CO3(aq) + CO2(g) + H2O(l)
I{2} + Cu = I{-} + Cu{2+} =>
2 I{2} + 3 Cu = 2 I{-} + 3 Cu{2+}
Na3N + HCl = NaCl + NH3 =>
Na3N + 3 HCl = 3 NaCl + NH3
Mn{2+} + OH{-} = MnO + H2O =>
Mn{2+} + 2 OH{-} = MnO + H2O
NH4Cl + KClO3 = NH4ClO3 + KCl =>
NH4Cl + KClO3 = NH4ClO3 + KCl
H2S + HCl = SCl2 + H2 =>
H2S + 2 HCl = SCl2 + 2 H2
Al2O3(s) + Cr(s) = Cr2O3(s) + Al(s) =>
Al2O3(s) + 2 Cr(s) = Cr2O3(s) + 2 Al(s)
Fe + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + KHSO4 + H2O =>
10 Fe + 6 KMnO4 + 27 H2SO4 = 5 Fe2(SO4)3 + 6 MnSO4 + 6 KHSO4 + 24 H2O
Fe2O3 + CaO = Fe + CaO2 =>
Fe2O3 + 3 CaO = 2 Fe + 3 CaO2
KMnO4 + H2SO4 + Br{-} = MnSO4 + SO4{2-} + Br + K2SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 Br{-} = 2 MnSO4 + 5 SO4{2-} + 10 Br + K2SO4 + 8 H2O
Zn(s) + AgNo3(aq) = Ag(s) + Zn(No3)2(aq) =>
Zn(s) + 2 AgNo3(aq) = 2 Ag(s) + Zn(No3)2(aq)
Si + S = Si2S4 =>
2 Si + 4 S = Si2S4
KHCO3 + HClO2 = KClO2 + H2O + CO2 =>
KHCO3 + HClO2 = KClO2 + H2O + CO2
Na2SO3 + Ti3(PO4)4 = Na3PO4 + Ti(SO3)2 =>
6 Na2SO3 + Ti3(PO4)4 = 4 Na3PO4 + 3 Ti(SO3)2
CuCl2(aq) + H2(SO)4(aq) = Cu(SO)4(aq) + H2Cl2(aq) =>
CuCl2(aq) + H2(SO)4(aq) = Cu(SO)4(aq) + H2Cl2(aq)
C2H4(OH)2 + NaOH = C2H4O2Na2 + H2O =>
C2H4(OH)2 + 2 NaOH = C2H4O2Na2 + 2 H2O
PCl5 + HF = PF5 + HCl =>
PCl5 + 5 HF = PF5 + 5 HCl
Fe + (NO3)3 + Ca(OH)2 = Fe(OH)3 + Ca(NO3)2 =>
2 Fe + 2(NO3)3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 Ca(NO3)2
Ti4Cl + Mg = Ti + MgCl =>
Ti4Cl + Mg = 4 Ti + MgCl
NaPO4 + ZnSO4 = ZnPO4 + NaSO4 =>
NaPO4 + ZnSO4 = ZnPO4 + NaSO4
C9H12 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + C9H6O6 =>
5 C9H12 + 18 KMnO4 + 27 H2SO4 = 42 H2O + 9 K2SO4 + 18 MnSO4 + 5 C9H6O6
CoO + Al = AlO + Co =>
CoO + Al = AlO + Co
NaCl + MnO2 + H2SO4 = Na2SO4 + Mn2SO4 + H2O + Cl2 =>
6 NaCl + 2 MnO2 + 4 H2SO4 = 3 Na2SO4 + Mn2SO4 + 4 H2O + 3 Cl2
NO3 = N2O + O2 =>
4 NO3 = 2 N2O + 5 O2
S + ClO = SO3 + Cl =>
S + 3 ClO = SO3 + 3 Cl
Ag2HPO4 + NH4OH = [Ag(NH3)2]2HPO4 + H2O =>
Ag2HPO4 + 4 NH4OH = [Ag(NH3)2]2HPO4 + 4 H2O
HCl(aq) + Ag(s) = AgCl2 + H2 =>
2 HCl(aq) + Ag(s) = AgCl2 + H2
C5H11ClKOH = C5H10KClH2O =>
C5H11ClKOH = C5H10KClH2O
Al2O3 + CuCl2 = Al2O3CuCl2 =>
Al2O3 + CuCl2 = Al2O3CuCl2
Al + H2 = AlH3 =>
2 Al + 3 H2 = 2 AlH3
LiOH + SO3 = Li2SO4 + H2O =>
2 LiOH + SO3 = Li2SO4 + H2O
Mn + FeCl3 = MnCl5 + Fe =>
3 Mn + 5 FeCl3 = 3 MnCl5 + 5 Fe
HCl + Sr(NO3)2 = HNO3 + SrCl2 =>
2 HCl + Sr(NO3)2 = 2 HNO3 + SrCl2
SbCl5 + H2O = SbOCl3 + HCl =>
SbCl5 + H2O = SbOCl3 + 2 HCl
W + NaNO3 + NaHCO3 = Na2WO4 + NaNO2 + HCO3 =>
W + 4 NaNO3 + 2 NaHCO3 = Na2WO4 + 4 NaNO2 + 2 HCO3
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Équations équilibrées sur11/23/24
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