| Équations équilibrées la veille |
2 KMnO4 = K2MnO4 + MnO2 + O2
Zn(OH)2 + NH4OH = Zn(NH3)4(OH)2 + H2O =>
Zn(OH)2 + 4 NH4OH = Zn(NH3)4(OH)2 + 4 H2O
CO(s) + H2(g) = CH3OH(g) =>
CO(s) + 2 H2(g) = CH3OH(g)
Na2CO3 + SrSO4 = Na2SO4 + SrCO3 =>
Na2CO3 + SrSO4 = Na2SO4 + SrCO3
N2O5 = NO3 + N2O2 =>
4 N2O5 = 6 NO3 + N2O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
FeSO4 + KOH = Fe(OH)2 + K2(SO4) =>
FeSO4 + 2 KOH = Fe(OH)2 + K2(SO4)
C6H6O2 + CH2Br2 = C7H6O2 + H2Br2 =>
C6H6O2 + CH2Br2 = C7H6O2 + H2Br2
CO2(s) = C(s) + O =>
CO2(s) = C(s) + 2 O
Mg + Fe2(SO4)3 = Fe2 + Mg3(SO4)3 =>
3 Mg + Fe2(SO4)3 = Fe2 + Mg3(SO4)3
Magnesium + HNO3 = Mg(NO3)2 + hydrogen =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
H2SO4 + CO2 = H2CO3 + SO3 =>
H2SO4 + CO2 = H2CO3 + SO3
SnS + HNO3 + H2O = H10Sn5O15 + S2 + NO =>
30 SnS + 40 HNO3 + 10 H2O = 6 H10Sn5O15 + 15 S2 + 40 NO
C7H6O3(l) + O2(g) = CO2(g) + H2O(l) =>
C7H6O3(l) + 7 O2(g) = 7 CO2(g) + 3 H2O(l)
Na2O + O2 = NaO3 =>
2 Na2O + 5 O2 = 4 NaO3
AgNO3 + NH4OH = NO3 + [Ag(NH4OH)2] =>
AgNO3 + 2 NH4OH = NO3 + [Ag(NH4OH)2]
NaF + HCO3 = NaHCO3 + F2 =>
2 NaF + 2 HCO3 = 2 NaHCO3 + F2
CH3COOH + FeO = H2O + Fe(C2H3O2)2 =>
2 CH3COOH + FeO = H2O + Fe(C2H3O2)2
HNO3 + Rb(OH) = H2O + Rb(NO3) =>
HNO3 + Rb(OH) = H2O + Rb(NO3)
C6H5NH3Cl + H2O = H3O + C6H5NH2Cl =>
C6H5NH3Cl + H2O = H3O + C6H5NH2Cl
HC3H8O3 + OH = C3H5O3 + H2O =>
HC3H8O3 + 4 OH = C3H5O3 + 4 H2O
P4 + S8 = P2S3 =>
4 P4 + 3 S8 = 8 P2S3
Cu(NO3)2 = CuNO3 + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuNO3 + 2 NO2 + O2
NH4Br + Pb(NO3)2 = PbBr2 + NH4NO3 =>
2 NH4Br + Pb(NO3)2 = PbBr2 + 2 NH4NO3
Na(Al(OH)4) + H2SO4 = NaOH + Al2(SO4)3 + H2O =>
2 Na(Al(OH)4) + 3 H2SO4 = 2 NaOH + Al2(SO4)3 + 6 H2O
O2 + CH3CH2CH2OH = CO2 + H2O =>
9 O2 + 2 CH3CH2CH2OH = 6 CO2 + 8 H2O
MnO2 + H2 = MnOH2O =>
MnO2 + H2 = MnOH2O
NaIO3 + SO2 + H2O = NaI + H2SO4 =>
NaIO3 + 3 SO2 + 3 H2O = NaI + 3 H2SO4
Al(OH)3 + HF + NaOH = (H2O) + Na3AlF6 =>
Al(OH)3 + 6 HF + 3 NaOH = 6(H2O) + Na3AlF6
Na2SO4 + Na3PO4 = Na3SO4 + Na2PO4 =>
Na2SO4 + Na3PO4 = Na3SO4 + Na2PO4
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
CH3OH + O2 = CH2O + H2O =>
2 CH3OH + O2 = 2 CH2O + 2 H2O
NH4H2PO4 + PbO = Pb2P2O7 + NH3 + H2O =>
2 NH4H2PO4 + 2 PbO = Pb2P2O7 + 2 NH3 + 3 H2O
Fe2(SO4)3 = Fe + S + O2 =>
Fe2(SO4)3 = 2 Fe + 3 S + 6 O2
Na2SO4 + Ba(CH3COO)2 = Na2(CH3COO)2 + BaSO4 =>
Na2SO4 + Ba(CH3COO)2 = Na2(CH3COO)2 + BaSO4
Mg(s) + HCl(g) = MgCl2(s) + H2 =>
Mg(s) + 2 HCl(g) = MgCl2(s) + H2
C21O2H28 + O2 = CO2 + H2O =>
C21O2H28 + 27 O2 = 21 CO2 + 14 H2O
MnO4{-} + CH3CHOHCOOH + H{+} = CH3COCOOH + H2O + Mn{2+}16 =>
2 MnO4{-} + 5 CH3CHOHCOOH + 6 H{+} = 5 CH3COCOOH + 8 H2O + 2 Mn{2+}16
P + KMnO4 + H2O = MnO2 + H3PO3 + KOH =>
P + KMnO4 + 2 H2O = MnO2 + H3PO3 + KOH
SI + HNO3 = SIO + NO2 + H2O =>
SI + 2 HNO3 = SIO + 2 NO2 + H2O
NaOH + C6H5OH = NaC6H3 + H2O =>
NaOH + C6H5OH = NaC6H3 + 2 H2O
KCN + Hg(NO3)2 = HgCN + K(NO3)2 =>
KCN + Hg(NO3)2 = HgCN + K(NO3)2
CuSO4*5H2O + NH3 = CuSO4*3Cu(OH)2 + (NH4)2SO4 + H2O =>
4 CuSO4*5H2O + 6 NH3 = CuSO4*3Cu(OH)2 + 3(NH4)2SO4 + 14 H2O
Na + C2 = NaC2 =>
Na + C2 = NaC2
CuSO4 + H2O2 = H2SO4 + CuO + O2 =>
2 CuSO4 + 2 H2O2 = 2 H2SO4 + 2 CuO + O2
KMnO4(aq) + Fe(NO3)2(aq) + HNO3(aq) = Mn(NO3)2(aq) + Fe(NO3)3(aq) + KNO3(aq) + H2O =>
KMnO4(aq) + 5 Fe(NO3)2(aq) + 8 HNO3(aq) = Mn(NO3)2(aq) + 5 Fe(NO3)3(aq) + KNO3(aq) + 4 H2O
Ag(No3)2 + K4Fe(CN)6 = Ag2Fe(CN)6 + KNo3 =>
2 Ag(No3)2 + K4Fe(CN)6 = Ag2Fe(CN)6 + 4 KNo3
Ni(OH)2 + Na2SH2O = NiS + NaOH + H2O =>
Ni(OH)2 + Na2SH2O = NiS + 2 NaOH + H2O
Eu + HFl = EuFl3 + H2 =>
2 Eu + 6 HFl = 2 EuFl3 + 3 H2
Cr2O3 = O2 + Cr3O4 =>
6 Cr2O3 = O2 + 4 Cr3O4
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Équations équilibrées sur12/13/24
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