| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 C2H2O4 + 2 MnO4{-} = 10 CO2 + 2 Mn{2+} + 6 OH{-} + 2 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
As2O3 + HNO3 = H2AsO4 + NO2 + H2O =>
As2O3 + 6 HNO3 = 2 H2AsO4 + 6 NO2 + H2O
HBr + AlO = AlBr2 + H2O =>
2 HBr + AlO = AlBr2 + H2O
CH3CHBrCH2CH3 + Br2 = HBr + CH3CBr2CH2CH3 =>
CH3CHBrCH2CH3 + Br2 = HBr + CH3CBr2CH2CH3
Fe + Na2O = NaFe + O2 =>
4 Fe + 2 Na2O = 4 NaFe + O2
Al2O3 + OH = Al(OH)3 + O2 =>
2 Al2O3 + 12 OH = 4 Al(OH)3 + 3 O2
CsOH + HNO2 = CsNO2 + H2O =>
CsOH + HNO2 = CsNO2 + H2O
C6H5NO2 + CH3Cl = C6H4NO2Cl + CH4 =>
C6H5NO2 + CH3Cl = C6H4NO2Cl + CH4
As2O3 + HNO3 = H2AsO4 + NO2 + H2O =>
As2O3 + 6 HNO3 = 2 H2AsO4 + 6 NO2 + H2O
Zn + VOSO4 = ZnSO4 + VO =>
Zn + VOSO4 = ZnSO4 + VO
C6H14OH + O2 = H2O + CO2 =>
4 C6H14OH + 37 O2 = 30 H2O + 24 CO2
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
BaS + KMnO4 = Ba(MnO4)2 + K2S =>
BaS + 2 KMnO4 = Ba(MnO4)2 + K2S
NH2CONH2 + H2O = CO2 + NH3 =>
NH2CONH2 + H2O = CO2 + 2 NH3
HI + NH3 = NH4I =>
HI + NH3 = NH4I
HNO2 + H2O = H3O + NO3 =>
HNO2 + 4 H2O = 3 H3O + NO3
C19NH42Cl + O2 = CO2 + H2O + NO3 + HCl =>
4 C19NH42Cl + 123 O2 = 76 CO2 + 82 H2O + 4 NO3 + 4 HCl
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
Fe + Al(OH)3 = Fe3Al(OH)3 =>
3 Fe + Al(OH)3 = Fe3Al(OH)3
AgNO3(aq)NH4I(aq) = AgI(s)NH4NO3 =>
AgNO3(aq)NH4I(aq) = AgI(s)NH4NO3
Ag + FeCl3 = AgCl + Fe =>
3 Ag + FeCl3 = 3 AgCl + Fe
H2SO4 + HCO3 = HSO4 + H2O + CO2 =>
H2SO4 + HCO3 = HSO4 + H2O + CO2
Na3AsS4 + HCl = As2S5 + NaCl + H2S =>
2 Na3AsS4 + 6 HCl = As2S5 + 6 NaCl + 3 H2S
AgNO3 + CrO4 = AgCrO4 + NO3 =>
AgNO3 + CrO4 = AgCrO4 + NO3
FeOCr2 + K2CO3 + O2 = K2CrO4 + CO2 + Fe2O3 =>
4 FeOCr2 + 8 K2CO3 + 13 O2 = 8 K2CrO4 + 8 CO2 + 2 Fe2O3
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
HMnO4 + HCl = MnCl + Cl2 + H2O =>
HMnO4 + 7 HCl = MnCl + 3 Cl2 + 4 H2O
Sn(s) + H2SO4 = SnSO4 + H2 =>
Sn(s) + H2SO4 = SnSO4 + H2
NaVO3 + H2SO4 + SO2 = V(SO4)2 + Na2SO4 + H2O =>
2 NaVO3 + 4 H2SO4 + SO2 = 2 V(SO4)2 + Na2SO4 + 4 H2O
H2SO4(aq) + Fe(s) = Fe2(SO4)(aq) + H2(g) =>
H2SO4(aq) + 2 Fe(s) = Fe2(SO4)(aq) + H2(g)
AgOHNH4OH = AgOHNH3H2O =>
AgOHNH4OH = AgOHNH3H2O
Zn(H2PO4)2 + C3H6N6 = (C3H7N6)2ZnH2(PO4)2 =>
Zn(H2PO4)2 + 2 C3H6N6 = (C3H7N6)2ZnH2(PO4)2
CdCl2 + NH4OH = Cd(NH3)4(OH)2 + NH4Cl + H2O =>
CdCl2 + 6 NH4OH = Cd(NH3)4(OH)2 + 2 NH4Cl + 4 H2O
(b)C4H10 + O2(g) = CO2(g) + H2O(g) =>
2(b)C4H10 + 13 O2(g) = 8 CO2(g) + 10 H2O(g)
KBr + NaOH = KOH + NaBr =>
KBr + NaOH = KOH + NaBr
Cl(g) + NaBr(s) = NaCl(s) + Br(g) =>
Cl(g) + NaBr(s) = NaCl(s) + Br(g)
Li2CO3 + HBr = LiBr + CO2 + H2O =>
Li2CO3 + 2 HBr = 2 LiBr + CO2 + H2O
(C2H3NO)(l) + H2O(l) = CH5N(g) + CO2(g) =>
(C2H3NO)(l) + H2O(l) = CH5N(g) + CO2(g)
C12H24O12 + H2SO4 = C12H26O16 + S =>
C12H24O12 + H2SO4 = C12H26O16 + S
Ag + NaCN + O2 + H2O = AgCN + NaOH =>
4 Ag + 4 NaCN + O2 + 2 H2O = 4 AgCN + 4 NaOH
CuCl2(aq) + Ca(NO3)2(aq) = Cu(NO3)2(aq) + CaCl2(aq) =>
CuCl2(aq) + Ca(NO3)2(aq) = Cu(NO3)2(aq) + CaCl2(aq)
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
C5H8O4 + NaOH + H2O = H2 + Na2CO3 =>
C5H8O4 + 10 NaOH + H2O = 10 H2 + 5 Na2CO3
Ca2O + HCl = CaCl + H2O =>
Ca2O + 2 HCl = 2 CaCl + H2O
Ca + Nb2O5 = CaO + Nb =>
5 Ca + Nb2O5 = 5 CaO + 2 Nb
Pb(OH)4 + H2SO4 = Pb(SO4)2 + H2O =>
Pb(OH)4 + 2 H2SO4 = Pb(SO4)2 + 4 H2O
H2O2 + NaCl + H2SO4 = Cl2 + Na2SO4 + H2O =>
H2O2 + 2 NaCl + H2SO4 = Cl2 + Na2SO4 + 2 H2O
Zn(OH)2 + HNO3 = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 HNO3 = Zn(NO3)2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/22/25
Équations équilibrées sur02/21/24
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