| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + 3 S = Al2S3
HgS = Hg + S =>
HgS = Hg + S
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
NaHCO3(s) + HCl(aq) = NaCl(aq) + CO2(g) + H2O(l) =>
NaHCO3(s) + HCl(aq) = NaCl(aq) + CO2(g) + H2O(l)
Cl2 + Li2O = LiCl + O =>
Cl2 + Li2O = 2 LiCl + O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
H3PO4 + BaO = Ba3(PO4)2 + H2O =>
2 H3PO4 + 3 BaO = Ba3(PO4)2 + 3 H2O
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
(HCOO)2Ca = HCOH + CaCO3 =>
(HCOO)2Ca = HCOH + CaCO3
C2H5OH + MnO4{-} + H{+} = CH3COOH + MnO2 + H2O =>
3 C2H5OH + 4 MnO4{-} + 4 H{+} = 3 CH3COOH + 4 MnO2 + 5 H2O
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
NO2 = O2 + N2 =>
2 NO2 = 2 O2 + N2
AgNO3 + HNO2 + NaOH = Ag + NaNO3 + H2O =>
2 AgNO3 + HNO2 + 3 NaOH = 2 Ag + 3 NaNO3 + 2 H2O
AL + Br2 = ALBr3 =>
2 AL + 3 Br2 = 2 ALBr3
FeO + C = Fe + CO =>
FeO + C = Fe + CO
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Fe + O2 = FeO3 =>
2 Fe + 3 O2 = 2 FeO3
P + HNO3 = NO2 + H2O + H3PO4 =>
P + 5 HNO3 = 5 NO2 + H2O + H3PO4
AgNO3 + HNO2 + NaOH = Ag + NaNO3 + H2O =>
2 AgNO3 + HNO2 + 3 NaOH = 2 Ag + 3 NaNO3 + 2 H2O
C2H3Cl + O2 = CO2 + H2O + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl
PbCO3 + S = PbS + CO2 + SO2 =>
2 PbCO3 + 3 S = 2 PbS + 2 CO2 + SO2
NO + OH = NO3 + H2O =>
NO + 4 OH = NO3 + 2 H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Pb + O2 = Pb3O4 =>
3 Pb + 2 O2 = Pb3O4
Zn + NH3 = Zn3N2 + H2 =>
3 Zn + 2 NH3 = Zn3N2 + 3 H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Br2 + OH{-} = BrO3{-} + Br2{-} + H2O =>
11 Br2 + 12 OH{-} = 2 BrO3{-} + 10 Br2{-} + 6 H2O
Cu + S8 = CuS =>
8 Cu + S8 = 8 CuS
S + O2 = SO2 =>
S + O2 = SO2
(NH4)2C2O4 + Ba(NO3)2 = (NH4)NO3 + BaC2O4 =>
(NH4)2C2O4 + Ba(NO3)2 = 2(NH4)NO3 + BaC2O4
Br2 + OH{-} = BrO3{-} + Br{-} + H2O =>
3 Br2 + 6 OH{-} = BrO3{-} + 5 Br{-} + 3 H2O
NaI + H2SO4 = H2S + I2 + Na2SO4 + H2O =>
8 NaI + 5 H2SO4 = H2S + 4 I2 + 4 Na2SO4 + 4 H2O
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
Mg + HCl = H + MgCl2 =>
Mg + 2 HCl = 2 H + MgCl2
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
HBr + AGNO3 = HNO3 + AGBr =>
HBr + AGNO3 = HNO3 + AGBr
C + O2 = CO =>
2 C + O2 = 2 CO
Sr + HNO3 = Sr(NO3)2 + H2 =>
Sr + 2 HNO3 = Sr(NO3)2 + H2
N2O5 + Cu = N2 + CuO =>
N2O5 + 5 Cu = N2 + 5 CuO
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CA + FESO4 = CASO4 + FE =>
CA + FESO4 = CASO4 + FE
NACl + H2O = NAOH + Cl2 + H2 =>
2 NACl + 2 H2O = 2 NAOH + Cl2 + H2
Na + H2SO4 = Na2SO4 + H2 =>
2 Na + H2SO4 = Na2SO4 + H2
CuSO4 + Pb(NO3)2 = Pb(SO4) + Cu(NO3)2 =>
CuSO4 + Pb(NO3)2 = Pb(SO4) + Cu(NO3)2
Au2S3 + H2 = Au + H2S =>
Au2S3 + 3 H2 = 2 Au + 3 H2S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/31/18
Équations équilibrées sur03/02/17
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