| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NOx + 2 H2O = O2 + 4 HNOx
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
FE + Cl2 = FECl3 =>
2 FE + 3 Cl2 = 2 FECl3
Si + HNO3 + HF = H{+} + SiF6{2-} + NO2 + H2O =>
Si + 4 HNO3 + 6 HF = 2 H{+} + SiF6{2-} + 4 NO2 + 4 H2O
HG + H2SO4 = HGSO4 + H2 =>
HG + H2SO4 = HGSO4 + H2
Ca + H2O = CaO + H2 =>
Ca + H2O = CaO + H2
KMnO4 + H2S + H2So4 = S + MnSo4 + K2So4 + H2O =>
2 KMnO4 + 5 H2S + 3 H2So4 = 5 S + 2 MnSo4 + K2So4 + 8 H2O
Br2(l) + NaOH(aq) = NaBr(aq) + NaBrO(aq) + H2O(l) =>
Br2(l) + 2 NaOH(aq) = NaBr(aq) + NaBrO(aq) + H2O(l)
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
KCl + Pb(NO3) = KNO3 + ClPb =>
KCl + Pb(NO3) = KNO3 + ClPb
Br2(l) + I2(s) = IBr3(s) =>
3 Br2(l) + I2(s) = 2 IBr3(s)
NaOH + NH4Cl = NH4OH + NaCl =>
NaOH + NH4Cl = NH4OH + NaCl
KClO3(aq) + S(s) = KCl(aq) + SO2(g) =>
2 KClO3(aq) + 3 S(s) = 2 KCl(aq) + 3 SO2(g)
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
NH3(g) + O2(g) = N2(g) + H2O(g) =>
4 NH3(g) + 3 O2(g) = 2 N2(g) + 6 H2O(g)
SiHCl3 = SiH4 + SiCl4 =>
4 SiHCl3 = SiH4 + 3 SiCl4
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
NaOH2 + Al + H2O = NaAl(OH)4 + H2 =>
NaOH2 + Al + 3 H2O = NaAl(OH)4 + 2 H2
HCl(ac) + Al(OH)3(ac) = AlCl3(ac) + H2O(l) =>
3 HCl(ac) + Al(OH)3(ac) = AlCl3(ac) + 3 H2O(l)
Fe(s) + H2SO4(ac) = FeSO4(ac) + H2(g) =>
Fe(s) + H2SO4(ac) = FeSO4(ac) + H2(g)
HCl + Ca = CaCl + H2 =>
2 HCl + 2 Ca = 2 CaCl + H2
NAN3(s) = NA(s) + N2(g) =>
2 NAN3(s) = 2 NA(s) + 3 N2(g)
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
N + H = NH3 =>
N + 3 H = NH3
Ag + NaOH = AgOH + Na =>
Ag + NaOH = AgOH + Na
NAN3 = NA + N2 =>
2 NAN3 = 2 NA + 3 N2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
N + H = NH3 =>
N + 3 H = NH3
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 KOH = 2 K2CrO4 + 3 KNO2 + 2 H2O
Al(s) + HBr(aq) = AlBr3(aq) + H2(g) =>
2 Al(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2(g)
BaCl2 + F2 = BaF2 + Cl2 =>
BaCl2 + F2 = BaF2 + Cl2
VCl3 + Na + CO = V(CO)6 + NaCl =>
VCl3 + 3 Na + 6 CO = V(CO)6 + 3 NaCl
I2(s) + Cl2(g) = ICl5(s) =>
I2(s) + 5 Cl2(g) = 2 ICl5(s)
CaCl2(ac) + K2SO4(ac) = CaSO4(s) + KCl(ac) =>
CaCl2(ac) + K2SO4(ac) = CaSO4(s) + 2 KCl(ac)
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
Fe2O3 + Al = Al2O3 + Fe =>
Fe2O3 + 2 Al = Al2O3 + 2 Fe
Ba(OH)2(aq) + P2O5(s) = Ba3(PO4)2(s) + H2O(l) =>
3 Ba(OH)2(aq) + P2O5(s) = Ba3(PO4)2(s) + 3 H2O(l)
Al2(CO3)3(s) = Al2O3(s) + CO2(g) =>
Al2(CO3)3(s) = Al2O3(s) + 3 CO2(g)
CuSO4(aq) + AgNO3(aq) = Ag2SO4(s) + Cu(NO3)2(aq) =>
CuSO4(aq) + 2 AgNO3(aq) = Ag2SO4(s) + Cu(NO3)2(aq)
PbS + O2 = PbO + SO2 =>
2 PbS + 3 O2 = 2 PbO + 2 SO2
NH4ClO4(s) + Al(s) = Al2O3(s) + N2(g) + HCl(g) + H2O(g) =>
6 NH4ClO4(s) + 10 Al(s) = 5 Al2O3(s) + 3 N2(g) + 6 HCl(g) + 9 H2O(g)
MgO + C = Mg + CO =>
MgO + C = Mg + CO
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
(NH4)2SO4(aq) + KOH(aq) = K2SO4(aq) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + 2 KOH(aq) = K2SO4(aq) + 2 NH3(g) + 2 H2O(l)
NH4ClO4(s) + Al(s) = Al2O3(s) + N2(g) + HCl(g) + H2O(g) =>
6 NH4ClO4(s) + 10 Al(s) = 5 Al2O3(s) + 3 N2(g) + 6 HCl(g) + 9 H2O(g)
NHO3 + Mg = Mg(NO3)2 + H2 =>
2 NHO3 + Mg = Mg(NO3)2 + H2
Mn(NO3)3(aq) + Na2S(aq) = Mn2S3(s) + NaNO3(aq) =>
2 Mn(NO3)3(aq) + 3 Na2S(aq) = Mn2S3(s) + 6 NaNO3(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/07/17
Équations équilibrées sur07/07/16
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