| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaMnO4 + 5 MgI2 + 8 H2SO4 = 2 MnSO4 + 5 I2 + 5 MgSO4 + Na2SO4 + 8 H2O
H{+} + As2O3 + NO3{-} + H2O = H3AsO4 + N2O3 =>
2 H{+} + As2O3 + 2 NO3{-} + 2 H2O = 2 H3AsO4 + N2O3
C4H5Cl + O2 = CO2 + H2O + HCl =>
C4H5Cl + 5 O2 = 4 CO2 + 2 H2O + HCl
Cu2O + C = Cu + CO =>
Cu2O + C = 2 Cu + CO
P2 + H2 = PH3 =>
P2 + 3 H2 = 2 PH3
N2(g) + O2(g) + H2O = HNO3(at) =>
2 N2(g) + 5 O2(g) + 2 H2O = 4 HNO3(at)
Zn + NH3 + H2O = Zn(OH)2 + NH4 =>
Zn + 2 NH3 + 2 H2O = Zn(OH)2 + 2 NH4
B(OH)3 + H2O = [B(OH)4]{-} + H3O{+} =>
B(OH)3 + 2 H2O = [B(OH)4]{-} + H3O{+}
Mn + {+} + CO3{-} = MnCO3 =>
Mn + {+} + CO3{-} = MnCO3
Cu2 + SO4 = CuSO4 =>
Cu2 + 2 SO4 = 2 CuSO4
CH2O + H{+} + NO3{-} = N2 + CO2 + H2O =>
5 CH2O + 4 H{+} + 4 NO3{-} = 2 N2 + 5 CO2 + 7 H2O
FeCl2 + H2 = Fe + HCl =>
FeCl2 + H2 = Fe + 2 HCl
Ag + Pb3(PO4)2 = Pb + Ag3(PO4) =>
6 Ag + Pb3(PO4)2 = 3 Pb + 2 Ag3(PO4)
NaO + CO2 = Na(CO3) =>
NaO + CO2 = Na(CO3)
Ba(s) + H2SO4(aq) = BaSO4(aq) + SO2(g) + H2O(l) =>
Ba(s) + 2 H2SO4(aq) = BaSO4(aq) + SO2(g) + 2 H2O(l)
NH3*H2O + Cu(NO3)2 = NH4NO3 + Cu(OH)2 =>
2 NH3*H2O + Cu(NO3)2 = 2 NH4NO3 + Cu(OH)2
FeCl3 + (NH4)2S = Fe2S3 + NH4Cl =>
2 FeCl3 + 3(NH4)2S = Fe2S3 + 6 NH4Cl
Na2CO3(aq) + CaCl2*H2O(aq) = CaCO3(s) + NaCl(aq) + H2O =>
Na2CO3(aq) + CaCl2*H2O(aq) = CaCO3(s) + 2 NaCl(aq) + H2O
FeCl2(aq) + NaOH(aq) = Fe(OH)2(aq) + NaCl(aq) =>
FeCl2(aq) + 2 NaOH(aq) = Fe(OH)2(aq) + 2 NaCl(aq)
NaO + CO2 = Na + CO3 =>
NaO + CO2 = Na + CO3
MnO2 + NaOH + H2O = Na4(Mn(OH)8) =>
MnO2 + 4 NaOH + 2 H2O = Na4(Mn(OH)8)
AgNO3 + (NH4)2C2O4 = Ag2C2O4 + (NH4)(NO3) =>
2 AgNO3 + (NH4)2C2O4 = Ag2C2O4 + 2(NH4)(NO3)
Cd + Sn(SO4)2 = Sn + CdSO4 =>
2 Cd + Sn(SO4)2 = Sn + 2 CdSO4
Na2HAsO3 + KBrO3 + HCl = NaCl + KBr + H3AsO4 =>
3 Na2HAsO3 + KBrO3 + 6 HCl = 6 NaCl + KBr + 3 H3AsO4
Cr + O2 = Cr2O5 =>
4 Cr + 5 O2 = 2 Cr2O5
[Ag(NH3)2] + CN = [Ag(CN)2] + NH3 =>
[Ag(NH3)2] + 2 CN = [Ag(CN)2] + 2 NH3
Sb2S3 + HCl = SbCl3 + H2S =>
Sb2S3 + 6 HCl = 2 SbCl3 + 3 H2S
NaClO3 + Al = Na2O + Al2O3 + Cl2 =>
6 NaClO3 + 10 Al = 3 Na2O + 5 Al2O3 + 3 Cl2
CrCl3 + NH3*H2O = Cr(OH)3 + NH4Cl =>
CrCl3 + 3 NH3*H2O = Cr(OH)3 + 3 NH4Cl
Fe2 + HNO3 = Fe(NO3)2 + H2 =>
Fe2 + 4 HNO3 = 2 Fe(NO3)2 + 2 H2
Cl2 + KOH = KCl + KClO + H2O =>
Cl2 + 2 KOH = KCl + KClO + H2O
CH3COOH + CH3CH2CH2CH2OH = CH3COOCH2CH2CH3 + H2O =>
4 CH3COOH + 3 CH3CH2CH2CH2OH = 4 CH3COOCH2CH2CH3 + 3 H2O
ZnO + HNO3 = Zn(NO3)3 + NO + H2O =>
3 ZnO + 10 HNO3 = 3 Zn(NO3)3 + NO + 5 H2O
CH3CH2CH2CHO + Ag2O = CH3CH2CH2COOH + Ag =>
CH3CH2CH2CHO + Ag2O = CH3CH2CH2COOH + 2 Ag
FeCl4 + OH = Fe(OH)3 + Cl2 =>
FeCl4 + 3 OH = Fe(OH)3 + 2 Cl2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
MnO4{-} + S2{-} + H2O = MnO2 + S8 + OH{-} =>
4 MnO4{-} + 12 S2{-} + 8 H2O = 4 MnO2 + 3 S8 + 16 OH{-}
As2 + O2 = As2O5 =>
2 As2 + 5 O2 = 2 As2O5
K2Cr2O7 + HCl + C2H5OH = CrCl3 + CO2 + KCl + H2O =>
2 K2Cr2O7 + 16 HCl + C2H5OH = 4 CrCl3 + 2 CO2 + 4 KCl + 11 H2O
Hg(OH) + H2SO4 = Hg2(SO4) + H2O =>
2 Hg(OH) + H2SO4 = Hg2(SO4) + 2 H2O
CH3OH + (CH3)2C = (CH3)3COCH3 =>
3 CH3OH + 4(CH3)2C = 3(CH3)3COCH3
NaOH(aq) = Na{+}(aq) + OH{-}(aq) =>
NaOH(aq) = Na{+}(aq) + OH{-}(aq)
Be + HI = BeI2 + H2 =>
Be + 2 HI = BeI2 + H2
Be + HI = BeI + H2 =>
2 Be + 2 HI = 2 BeI + H2
CH3CH2CH3 + O = CO + H2O =>
CH3CH2CH3 + 7 O = 3 CO + 4 H2O
H4P2O7 + NaOH = Na3HP2O7 + H2O =>
H4P2O7 + 3 NaOH = Na3HP2O7 + 3 H2O
C5H12 + O = CO2 + H2O =>
C5H12 + 16 O = 5 CO2 + 6 H2O
CH3OH + Cl2 = CHO + HCl =>
2 CH3OH + 3 Cl2 = 2 CHO + 6 HCl
Fe + PbNO32 = Pb + FeNO32 =>
Fe + PbNO32 = Pb + FeNO32
H3PO4 + NH3 = (NH4)2HPO4 =>
H3PO4 + 2 NH3 = (NH4)2HPO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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