| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 MgCl2 + 2 Na3PO4 = Mg3(PO4)2 + 6 NaCl
Co + HNO3 = Co(NO3)3 + NO2 + H2O =>
Co + 6 HNO3 = Co(NO3)3 + 3 NO2 + 3 H2O
CaCO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
SO2 + H2S = S8 + H2O =>
8 SO2 + 16 H2S = 3 S8 + 16 H2O
Na + NaO = Na2O =>
Na + NaO = Na2O
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
C9H16O8 + O2 = CO2 + H2O =>
C9H16O8 + 9 O2 = 9 CO2 + 8 H2O
Pb(No3)2 + NaOH = PbOH + Na(No3)2 =>
Pb(No3)2 + NaOH = PbOH + Na(No3)2
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
Al + O = Al2O3 =>
2 Al + 3 O = Al2O3
Mg + Mn2O3 = MgO + Mn =>
3 Mg + Mn2O3 = 3 MgO + 2 Mn
HCH2CHCO2 + OH = CH2CO2 + H2O =>
2 HCH2CHCO2 + 6 OH = 3 CH2CO2 + 4 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
CH3CH(OH)CH3 + O2 = CO2 + H2O =>
2 CH3CH(OH)CH3 + 9 O2 = 6 CO2 + 8 H2O
Fe + HNO3 = Fe(NO3)3 + NO2 + H2O =>
Fe + 6 HNO3 = Fe(NO3)3 + 3 NO2 + 3 H2O
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(s) + KNO3(aq) =>
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(s) + 2 KNO3(aq)
KI + Cl2 = KCl + I =>
2 KI + Cl2 = 2 KCl + 2 I
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Cu(NO3)2(aq) + NAOH(aq) = Cu(OH)2(s) + NANO3(aq) =>
Cu(NO3)2(aq) + 2 NAOH(aq) = Cu(OH)2(s) + 2 NANO3(aq)
K2O + HCl = KCl + H2O =>
K2O + 2 HCl = 2 KCl + H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al(s) + Cl2(g) = AlCl3(s) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(s)
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
FeS + O2 = FeO + S =>
2 FeS + O2 = 2 FeO + 2 S
BaOH + KSO4 = BaSO4 + KOH =>
BaOH + KSO4 = BaSO4 + KOH
Ca(NO3)2 = Ca + (NO3) =>
Ca(NO3)2 = Ca + 2(NO3)
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Al + O = Al2O3 =>
2 Al + 3 O = Al2O3
CuOH = Cu2O + H2O =>
2 CuOH = Cu2O + H2O
Ba(OH)2 + K2SO4 = BaSO4 + KOH =>
Ba(OH)2 + K2SO4 = BaSO4 + 2 KOH
Cu(s) + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
KBr + KMnO4 + H2O = Br2 + MnO2 + KOH =>
6 KBr + 2 KMnO4 + 4 H2O = 3 Br2 + 2 MnO2 + 8 KOH
NaBr + H3PO4 = Na3PO4 + HBr =>
3 NaBr + H3PO4 = Na3PO4 + 3 HBr
Cr(s) + S8(s) = Cr2S3(s) =>
16 Cr(s) + 3 S8(s) = 8 Cr2S3(s)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
H2O = H + O =>
H2O = 2 H + O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
CH18H36O2 + O2 = CO2 + H2O =>
2 CH18H36O2 + 27 O2 = 2 CO2 + 54 H2O
AgNO3 + LiOH = AgOH + LiNO3 =>
AgNO3 + LiOH = AgOH + LiNO3
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CACO3 = CAO + CO2 =>
CACO3 = CAO + CO2
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
S8(s) + O2(g) = SO2(g) =>
S8(s) + 8 O2(g) = 8 SO2(g)
HNO3 + NAOH = NANO3 + H2O =>
HNO3 + NAOH = NANO3 + H2O
Sc2O3 + SO3 = Sc2(SO4)3 =>
Sc2O3 + 3 SO3 = Sc2(SO4)3
BCl3(s) + H2O(l) = H3BO3(aq) + HCl(aq) =>
BCl3(s) + 3 H2O(l) = H3BO3(aq) + 3 HCl(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/02/17
Équations équilibrées sur03/04/16
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