| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb3O4 + 2 C = 3 Pb + 2 CO2
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Ca(HCO3)2 + HCl = CaCl2 + CO2 + H2O =>
Ca(HCO3)2 + 2 HCl = CaCl2 + 2 CO2 + 2 H2O
(NH4)2So4 + NaOH = NH3 + H2O + NaHSo4 =>
(NH4)2So4 + NaOH = 2 NH3 + H2O + NaHSo4
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
C3H6O + C3H8O2 = C6H14O2 + O =>
C3H6O + C3H8O2 = C6H14O2 + O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
KMnO4 + Na2C2O4 = NaMnO4 + K2C2O4 =>
2 KMnO4 + Na2C2O4 = 2 NaMnO4 + K2C2O4
Zn(ClO3)2 + Al = Al(ClO3)3 + Zn =>
3 Zn(ClO3)2 + 2 Al = 2 Al(ClO3)3 + 3 Zn
MnO2 + HCl = Cl2 + MnCl2 + H2O =>
MnO2 + 4 HCl = Cl2 + MnCl2 + 2 H2O
Sn + H2O + OH{-} = Sn(OH)6{-} + H2 =>
2 Sn + 10 H2O + 2 OH{-} = 2 Sn(OH)6{-} + 5 H2
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Al + S2 = AlS3 =>
2 Al + 3 S2 = 2 AlS3
KOH + Co3(PO4)2 = K3 + PO4 + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3 + 2 PO4 + 3 Co(OH)2
Zn(s) + S(s) = ZnS(s) =>
Zn(s) + S(s) = ZnS(s)
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
CO2 + H2O = C6H12O2 + O2 =>
6 CO2 + 6 H2O = C6H12O2 + 8 O2
Mg + H2So4 = Mg2So4 + H2 =>
2 Mg + H2So4 = Mg2So4 + H2
Na2SO3 + KOH + KMnO4 = K2MnO4 + Na2SO4 + H2O =>
Na2SO3 + 2 KOH + 2 KMnO4 = 2 K2MnO4 + Na2SO4 + H2O
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
K2Cr2O7 + FeSO4 + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = Cr2(SO4)3 + 3 Fe2(SO4)3 + K2SO4 + 7 H2O
Ba + HCl = BaCl2 + H2 =>
Ba + 2 HCl = BaCl2 + H2
HNO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
2 HNO3 + 6 FeSO4 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
Mg(s) + HCl = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl = H2(g) + MgCl2(aq)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
(NH4)2So4 + KOH = NH3 + H2O + K2So4 =>
(NH4)2So4 + 2 KOH = 2 NH3 + 2 H2O + K2So4
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH2CHCH3 + KMnO4 + H2O = CH2OHCHOHCH3 + MnO2 + KOH =>
3 CH2CHCH3 + 2 KMnO4 + 4 H2O = 3 CH2OHCHOHCH3 + 2 MnO2 + 2 KOH
MnI2 = Mn + I2 =>
MnI2 = Mn + I2
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
(NH4)2Cr2O7(s) = N2(g) + H2O(g) + Cr2O3(s) =>
(NH4)2Cr2O7(s) = N2(g) + 4 H2O(g) + Cr2O3(s)
Ni + Br2 = NiBr2 =>
Ni + Br2 = NiBr2
KOH + Co3(PO4)2 = K3PO4 + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3PO4 + 3 Co(OH)2
Co(s) + O2(g) = Co2O3(s) =>
4 Co(s) + 3 O2(g) = 2 Co2O3(s)
Na2O2 + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
Cr2 + O2 = Cr2O3 =>
2 Cr2 + 3 O2 = 2 Cr2O3
C18H18 + O2 = CO2 + H2O =>
2 C18H18 + 45 O2 = 36 CO2 + 18 H2O
CH3 + Br2 = CBr4 + HBr =>
2 CH3 + 7 Br2 = 2 CBr4 + 6 HBr
Mg + ZnS = MgS + Zn =>
Mg + ZnS = MgS + Zn
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaOH + HCl = NaCl + H2O =>
NaOH + HCl = NaCl + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/18/17
Équations équilibrées sur04/17/16
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