| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO3 + Pb(OH)4 = PbSO4 + 3 H2O
WO3 = W + O =>
WO3 = W + 3 O
CrO3 = Cr + O2 =>
2 CrO3 = 2 Cr + 3 O2
K2Cr2O7 + H2O2 = Cr(OH)3 + O2 + KOH =>
2 K2Cr2O7 + 8 H2O2 = 4 Cr(OH)3 + 7 O2 + 4 KOH
Na2Cr2O7 + H2 = Na + Cr2O3 + H2O =>
Na2Cr2O7 + 4 H2 = 2 Na + Cr2O3 + 4 H2O
C4H6O5 + NaOH = C4H4O5Na2 + H2O =>
C4H6O5 + 2 NaOH = C4H4O5Na2 + 2 H2O
Fe2O3 + Cl2 = FeCl3 + O2 =>
2 Fe2O3 + 6 Cl2 = 4 FeCl3 + 3 O2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ca10F2(PO4)6 + H2SO4(l) = HF(g) + Ca(H2PO4)2(s) + CaSO4 =>
Ca10F2(PO4)6 + 7 H2SO4(l) = 2 HF(g) + 3 Ca(H2PO4)2(s) + 7 CaSO4
Bk + HNO3 = Bk(NO3)4 + NO2 + H2O =>
Bk + 8 HNO3 = Bk(NO3)4 + 4 NO2 + 4 H2O
Na2CO3 + HCl = NaHCO3 + NaCl =>
Na2CO3 + HCl = NaHCO3 + NaCl
H + Se = H2Se =>
2 H + Se = H2Se
FeCl2 + Na3PO4 = Fe3(PO4)2 + NaCl =>
3 FeCl2 + 2 Na3PO4 = Fe3(PO4)2 + 6 NaCl
Al(s) + Ag2S(s) + H2O(l) = Ag(s) + Al(OH)3(aq) + H2S(g) =>
2 Al(s) + 3 Ag2S(s) + 6 H2O(l) = 6 Ag(s) + 2 Al(OH)3(aq) + 3 H2S(g)
HC3 + H2 = CH4 =>
2 HC3 + 11 H2 = 6 CH4
KF + HCl = KCl + HF =>
KF + HCl = KCl + HF
MnO2(s) + H{+}(aq) + Cl{-}(aq) = Mn{2+}(aq) + H2O + Cl2(g) =>
MnO2(s) + 4 H{+}(aq) + 2 Cl{-}(aq) = Mn{2+}(aq) + 2 H2O + Cl2(g)
NO + NO3 + NaOH = NaNO2 + H2O =>
3 NO + NO3 + 4 NaOH = 4 NaNO2 + 2 H2O
Na + H2O = H2 + Na2O4 =>
2 Na + 4 H2O = 4 H2 + Na2O4
NaC + H2O = NaOH + H2 + C =>
2 NaC + 2 H2O = 2 NaOH + H2 + 2 C
H2NO2 + Ni = Ni(NO2)3 + H2 =>
3 H2NO2 + Ni = Ni(NO2)3 + 3 H2
C7H6O2 + NaOH = C7H5O2Na + H2O =>
C7H6O2 + NaOH = C7H5O2Na + H2O
LiHCO3(s) = Li2CO3(s) + H2O(g) + CO2(g) =>
2 LiHCO3(s) = Li2CO3(s) + H2O(g) + CO2(g)
Fe{3+} + H2O = Fe2O3 + H{+} =>
2 Fe{3+} + 3 H2O = Fe2O3 + 6 H{+}
MnO4{-} + Cr{3+} + H3O{+} = Mn{2+} + Cr{6+} + H2O =>
3 MnO4{-} + 5 Cr{3+} + 24 H3O{+} = 3 Mn{2+} + 5 Cr{6+} + 36 H2O
CH3COOH + Fe = (CH3COO)3Fe + H2 =>
6 CH3COOH + 2 Fe = 2(CH3COO)3Fe + 3 H2
H2SO4 + Ca(OH)2 = CaOH2SO4 + H2O =>
H2SO4 + Ca(OH)2 = CaOH2SO4 + H2O
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(g)
C4H8N2O3 + O2 = CO2 + H2O + CH4N2O =>
C4H8N2O3 + 3 O2 = 3 CO2 + 2 H2O + CH4N2O
(CH3)3N + HCl = CH3Cl + NH3 =>
(CH3)3N + 3 HCl = 3 CH3Cl + NH3
H4[Fe(CN)6] + FeSO4 = Fe2[Fe(CN)6] + H2SO4 =>
H4[Fe(CN)6] + 2 FeSO4 = Fe2[Fe(CN)6] + 2 H2SO4
CH2CH2 + HBr = CH3CH2Br =>
CH2CH2 + HBr = CH3CH2Br
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Fe(SCN)3 + KF = K3[FeF6] + KSCN =>
Fe(SCN)3 + 6 KF = K3[FeF6] + 3 KSCN
Sr(NO3)2 + N3NdO9*6H2O + NH4F + NH4H2PO4 = NdSr5(PO4)3F + H2O + N + O2 =>
5 Sr(NO3)2 + N3NdO9*6H2O + NH4F + 3 NH4H2PO4 = NdSr5(PO4)3F + 17 H2O + 17 N + 14 O2
Pb(C2H3O2)2 + NH4OH = Pb(OH)2 + NH4C2H3O2 =>
Pb(C2H3O2)2 + 2 NH4OH = Pb(OH)2 + 2 NH4C2H3O2
LiHCO3(s) = Li2CO3(s) + H2O(s) + CO2(g) =>
2 LiHCO3(s) = Li2CO3(s) + H2O(s) + CO2(g)
LiOH + Na2HPO4 = LiNa2PO4 + H2O =>
LiOH + Na2HPO4 = LiNa2PO4 + H2O
Fe(ClO3)3 + CdC2O4 = Fe2(C2O4)3 + Cd(ClO3)2 =>
2 Fe(ClO3)3 + 3 CdC2O4 = Fe2(C2O4)3 + 3 Cd(ClO3)2
Br2 + CaCl2 = CaBr2 + Cl2 =>
Br2 + CaCl2 = CaBr2 + Cl2
NH2OH + FeSO4 + H2SO4 = Fe2(SO4)3 + NH4OH =>
NH2OH + 2 FeSO4 + H2SO4 = Fe2(SO4)3 + NH4OH
NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(l) =>
2 NaHCO3(s) = Na2CO3(s) + CO2(g) + H2O(l)
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
C6H5CHO + CH3COCH3 = C6H5(CH)2CO(CH)2C6H5 + H2O =>
2 C6H5CHO + CH3COCH3 = C6H5(CH)2CO(CH)2C6H5 + 2 H2O
C2H2O4 + CsOH = Cs2C2O4 + H2O =>
C2H2O4 + 2 CsOH = Cs2C2O4 + 2 H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
Fe + H2(SO4)3 = Fe2(SO4)3 + SO2 + H2O =>
10 Fe + 6 H2(SO4)3 = 5 Fe2(SO4)3 + 3 SO2 + 6 H2O
Fe2O2 + CO = Fe + CO2 =>
Fe2O2 + 2 CO = 2 Fe + 2 CO2
H2CO3 + Li(OH) = Li(HCO3) + H2O =>
H2CO3 + Li(OH) = Li(HCO3) + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/15/25
Équations équilibrées sur03/17/24
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