| Équations équilibrées la veille |
2 KMnO4 = K2MnO4 + MnO4
(MnOH)CO3 = MnOH + CO3 =>
(MnOH)CO3 = MnOH + CO3
Li2Cr2O7 + H2O = H2Cr2O7 + LiOH =>
Li2Cr2O7 + 2 H2O = H2Cr2O7 + 2 LiOH
FeCl2 + NaOH + H2O = Fe(OH)3 + NaCl + H2 =>
2 FeCl2 + 4 NaOH + 2 H2O = 2 Fe(OH)3 + 4 NaCl + H2
(NH4)2S4(aq) + BaCl2(aq) = BaS4(s) + NH4Cl(aq) =>
(NH4)2S4(aq) + BaCl2(aq) = BaS4(s) + 2 NH4Cl(aq)
Ca(OH)2 + HNO3 = HOH + Ca(NO3)2 =>
Ca(OH)2 + 2 HNO3 = 2 HOH + Ca(NO3)2
NH2CH2OOH + O2 = H2O + CO2 + NH2CONH2 =>
2 NH2CH2OOH + O2 = 3 H2O + CO2 + NH2CONH2
Na(OH) + NO2 = Na(NO3) + Na(NO2) + H2O =>
2 Na(OH) + 2 NO2 = Na(NO3) + Na(NO2) + H2O
SO2 + H2S = H2O + S =>
SO2 + 2 H2S = 2 H2O + 3 S
Al + H2O = Al(OH)3 + H2 =>
2 Al + 6 H2O = 2 Al(OH)3 + 3 H2
Cu + O = Cu2O =>
2 Cu + O = Cu2O
H2TeO3 + Nb(OH)3 = H2O + Nb2TeO5 =>
H2TeO3 + 2 Nb(OH)3 = 4 H2O + Nb2TeO5
HCl + Fe2 = FeCl2 + H3 =>
12 HCl + 3 Fe2 = 6 FeCl2 + 4 H3
NH3 + HNO3 = NH4NO3 = Mg3(PO4) + H2O =>
NH3 + HNO3 = NH4NO3
KMnO4 + BiBr3 + H2SO4 = Br + MnSO4 + Bi2(SO4)3 + K2SO4 + H2O =>
6 KMnO4 + 10 BiBr3 + 24 H2SO4 = 30 Br + 6 MnSO4 + 5 Bi2(SO4)3 + 3 K2SO4 + 24 H2O
Na2SiO3 + Co = CoSiO3 + Na =>
Na2SiO3 + Co = CoSiO3 + 2 Na
Mg(OH)2 + Na2(PO3) = Na(OH) + Mg(PO3) =>
Mg(OH)2 + Na2(PO3) = 2 Na(OH) + Mg(PO3)
I3{-} + S2O3{-}2 = I{-} + S4O6{-}2 =>
I3{-} + 4 S2O3{-}2 = 3 I{-} + 2 S4O6{-}2
Ca3(PO4)2 + SiO + C = P4 + CaSiO + CO2 =>
2 Ca3(PO4)2 + 6 SiO + 8 C = P4 + 6 CaSiO + 8 CO2
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
(NH4)3N + Pb(ClO3)2 = NH4ClO3 + Pb3N2 =>
2(NH4)3N + 3 Pb(ClO3)2 = 6 NH4ClO3 + Pb3N2
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
Mg + CeO2 = Ce + MgO =>
2 Mg + CeO2 = Ce + 2 MgO
H3PO4 + Mg = Mg3(PO4)2 + H2 =>
2 H3PO4 + 3 Mg = Mg3(PO4)2 + 3 H2
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
Pb(s)AgNO3(aq) = PbNO3Ag =>
Pb(s)AgNO3(aq) = PbNO3Ag
Bi2O3 + KOH + KClO = KBiO3 + KCl + H2O =>
Bi2O3 + 2 KOH + 2 KClO = 2 KBiO3 + 2 KCl + H2O
HNO3 + NH4OH = NH4NO3 + HOH =>
HNO3 + NH4OH = NH4NO3 + HOH
K3PO4 + HCl = KCl + H3PO4 =>
K3PO4 + 3 HCl = 3 KCl + H3PO4
Sn(NO3)2 = SnO2 + NO2 =>
Sn(NO3)2 = SnO2 + 2 NO2
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
C7H8O2 + O2 = CO2 + H2O =>
C7H8O2 + 8 O2 = 7 CO2 + 4 H2O
Sr + Br2 = SrBr2 =>
Sr + Br2 = SrBr2
NaHCO3 = Na2O + CO2 + H2O =>
2 NaHCO3 = Na2O + 2 CO2 + H2O
Ca(HCO3)2 + Ca(OH)2 = CaCO3 + H2O =>
Ca(HCO3)2 + Ca(OH)2 = 2 CaCO3 + 2 H2O
CH3OH + O2 = H2O + CO2 =>
2 CH3OH + 3 O2 = 4 H2O + 2 CO2
NaCl + Pb(NO3)2 = Na(NO3)2 + PbCl =>
NaCl + Pb(NO3)2 = Na(NO3)2 + PbCl
PH3 + Cl2 = PCl3 + HCl =>
PH3 + 3 Cl2 = PCl3 + 3 HCl
K2S + FeCl3 = Fe2S3 + KCl =>
3 K2S + 2 FeCl3 = Fe2S3 + 6 KCl
Na2SO4 + BaCl2 = NaCl + BaSO4 =>
Na2SO4 + BaCl2 = 2 NaCl + BaSO4
NaHCO3 + H2SO4 = Na2SO4 + H2O + CO2 =>
2 NaHCO3 + H2SO4 = Na2SO4 + 2 H2O + 2 CO2
AgI = Ag + I =>
AgI = Ag + I
Na2(CO3) + Mg(NO3)2 = Mg2(CO3)2 + Na(NO3) =>
2 Na2(CO3) + 2 Mg(NO3)2 = Mg2(CO3)2 + 4 Na(NO3)
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
Ba(OH)2 + H{+} = Ba{2+} + H2O =>
Ba(OH)2 + 2 H{+} = Ba{2+} + 2 H2O
Mg3O2 + H2O = H3 + Mg(OH)2 =>
3 Mg3O2 + 12 H2O = 2 H3 + 9 Mg(OH)2
CrCl3 + F = CrF3 + Cl =>
CrCl3 + 3 F = CrF3 + 3 Cl
HBr = H2 + Br2 =>
2 HBr = H2 + Br2
Cl2 + O2 = Cl2O3 =>
2 Cl2 + 3 O2 = 2 Cl2O3
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Équations équilibrées sur11/15/24
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