| Équations équilibrées la veille | Équations équilibrées le lendemain |
CuCl2(aq) + Na2CO3(aq) = 2 NaCl(aq) + CuCO3(s)
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
CuCl2(aq) + Na2CO3(aq) = NaCl(aq) + CuCO3(s) =>
CuCl2(aq) + Na2CO3(aq) = 2 NaCl(aq) + CuCO3(s)
Ta2Sc2N3 = TaN + ScN + Ta =>
Ta2Sc2N3 = TaN + 2 ScN + Ta
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
FeBr3 + H2SO4 = Fe2(SO4)3 + HBr =>
2 FeBr3 + 3 H2SO4 = Fe2(SO4)3 + 6 HBr
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Ta2Sc2N3 = TaN + ScN + Sc =>
Ta2Sc2N3 = 2 TaN + ScN + Sc
Ta2Sc2N3 = Ta2N + ScN =>
Ta2Sc2N3 = Ta2N + 2 ScN
H + O2 = H2O =>
4 H + O2 = 2 H2O
C7H6O2 + O2 = CO2 + H2 =>
C7H6O2 + 6 O2 = 7 CO2 + 3 H2
Ta2Ti2N3 = TaN + TiN + Ta =>
Ta2Ti2N3 = TaN + 2 TiN + Ta
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
Ta2Ti2N3 = TaN + TiN + Ti =>
Ta2Ti2N3 = 2 TaN + TiN + Ti
Ta2Ti2N3 = Ta2N + TiN =>
Ta2Ti2N3 = Ta2N + 2 TiN
SnCl2 + Hg2(NO3)2 = Sn(NO3)4 + Hg2Cl2 + Hg =>
SnCl2 + 2 Hg2(NO3)2 = Sn(NO3)4 + Hg2Cl2 + 2 Hg
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
HF + SiO2 = SiF4 + H2O =>
4 HF + SiO2 = SiF4 + 2 H2O
TaPt2 + Ta2C + TaC = Ta3PtC2 =>
TaPt2 + Ta2C + 3 TaC = 2 Ta3PtC2
MnO4{-} + C2H4 + H2O = MnO2 + OH{-} + C2H6O2 =>
2 MnO4{-} + 3 C2H4 + 4 H2O = 2 MnO2 + 2 OH{-} + 3 C2H6O2
NA + Cl2 = NACl2 =>
NA + Cl2 = NACl2
Na2SO4 + H2O = NaOH + H2SO4 =>
Na2SO4 + 2 H2O = 2 NaOH + H2SO4
CaC2 + H2O = C6H6 + Ca(OH)2 =>
3 CaC2 + 6 H2O = C6H6 + 3 Ca(OH)2
Na2SO4 + H2O = NaOH + H2SO4 =>
Na2SO4 + 2 H2O = 2 NaOH + H2SO4
NaOH + Pb(No3)2 = NaNo3 + Pb(OH)2 =>
2 NaOH + Pb(No3)2 = 2 NaNo3 + Pb(OH)2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
BaCl2 + Na2So4 = BaSo4 + NaCl =>
BaCl2 + Na2So4 = BaSo4 + 2 NaCl
Fe(OH)3 + H2So4 = Fe2(So4)3 + H2O =>
2 Fe(OH)3 + 3 H2So4 = Fe2(So4)3 + 6 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C5H12 + O2 = H2O + CO2 =>
C5H12 + 8 O2 = 6 H2O + 5 CO2
Ta2Cr2N3 = TaN + Cr2N =>
Ta2Cr2N3 = 2 TaN + Cr2N
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CuCl2 + Al3 = AlCl3 + Cu2 =>
18 CuCl2 + 4 Al3 = 12 AlCl3 + 9 Cu2
Fe2S2 + O2 = Fe2O3 + SO2 =>
2 Fe2S2 + 7 O2 = 2 Fe2O3 + 4 SO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Zn + AgCl = ZnCl2 + Ag =>
Zn + 2 AgCl = ZnCl2 + 2 Ag
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
Sodium + oxygen = sodiumoxide =>
4 Na + O2 = 2 Na2O
CH3CH2OH + NaHCO3 = OH + HCO3 + CH3CH2Na =>
CH3CH2OH + NaHCO3 = OH + HCO3 + CH3CH2Na
KOH + H2SO4 = K2SO4 + H2O =>
2 KOH + H2SO4 = K2SO4 + 2 H2O
C4H10O + O2 = CO2 + H2O =>
C4H10O + 6 O2 = 4 CO2 + 5 H2O
HNO3 + H2CrO4 = HCrO4{-} + NO2{+} + H2O =>
HNO3 + H2CrO4 = HCrO4{-} + NO2{+} + H2O
ZnS + H2SO4 = H2O + SO2 + ZnSO4 =>
ZnS + 4 H2SO4 = 4 H2O + 4 SO2 + ZnSO4
Fe2O3 + H = Fe3 + H2O =>
3 Fe2O3 + 18 H = 2 Fe3 + 9 H2O
Ta2W2N3 = TaN + WN2 + W =>
2 Ta2W2N3 = 4 TaN + WN2 + 3 W
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/07/18
Équations équilibrées sur09/06/17
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