| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 C6H5Cl + SiCl + 5 Na = (C6H5)4Si + 5 NaCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
OH{-} + Cr3{+} + H2O2 = CrO4{-2} + H2O =>
14 OH{-} + 2 Cr3{+} + 17 H2O2 = 6 CrO4{-2} + 24 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
H2 + I2 = HI =>
H2 + I2 = 2 HI
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Li(s) + H2O(l) = LiOH(aq) + H2(g) =>
2 Li(s) + 2 H2O(l) = 2 LiOH(aq) + H2(g)
CaSO4 + AlBr3 = CaBr2 + Al2(SO4)3 =>
3 CaSO4 + 2 AlBr3 = 3 CaBr2 + Al2(SO4)3
CH3(CH2)5CH3 + O2 = CO2 + H2O =>
CH3(CH2)5CH3 + 11 O2 = 7 CO2 + 8 H2O
H2 + Br = HBr =>
H2 + 2 Br = 2 HBr
Mg + H2SO4 = MgSO4 + H2 =>
Mg + H2SO4 = MgSO4 + H2
OH{-} + Cr{3+} + H2O2 = CrO4{-2} + H2O =>
10 OH{-} + 2 Cr{3+} + 3 H2O2 = 2 CrO4{-2} + 8 H2O
PbCrO4 + HCl = PbCl2 + CrCl3 + Cl2 + H2O =>
2 PbCrO4 + 16 HCl = 2 PbCl2 + 2 CrCl3 + 3 Cl2 + 8 H2O
NaCl + H2SO4 = HCl + Na2SO4 =>
2 NaCl + H2SO4 = 2 HCl + Na2SO4
MnSO4 = MnO + SO3 =>
MnSO4 = MnO + SO3
Pb(s) + H3PO4(aq) = H2(g) + Pb3(PO4)2(aq) =>
3 Pb(s) + 2 H3PO4(aq) = 3 H2(g) + Pb3(PO4)2(aq)
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
NH3 + I2 = N2I + H2 =>
4 NH3 + I2 = 2 N2I + 6 H2
KOH + H3PO4 = K3PO4 + HOH =>
3 KOH + H3PO4 = K3PO4 + 3 HOH
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
AgNO3 + H2S = Ag2S + HNO3 =>
2 AgNO3 + H2S = Ag2S + 2 HNO3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al203 + HCl = AlCl3 + H20 =>
20 Al203 + 12180 HCl = 4060 AlCl3 + 609 H20
H2CO3 = H2 + CO3 =>
H2CO3 = H2 + CO3
AgNO3 + CuCl2 = AgCl + Cu(NO3)2 =>
2 AgNO3 + CuCl2 = 2 AgCl + Cu(NO3)2
SiO2 + C = Si + CO =>
SiO2 + 2 C = Si + 2 CO
Na + NaNO3 = Na2O + N2 =>
10 Na + 2 NaNO3 = 6 Na2O + N2
Cr2(SO4)3 + K2CO3 = Cr2(CO3)3 + K2SO4 =>
Cr2(SO4)3 + 3 K2CO3 = Cr2(CO3)3 + 3 K2SO4
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Si4H10 + O2 = SiO2 + H2O =>
2 Si4H10 + 13 O2 = 8 SiO2 + 10 H2O
KOH + NH4Cl = KCl + NH4OH =>
KOH + NH4Cl = KCl + NH4OH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
(NH4)2Cr2O7 = N2 + Cr2O3 + H2O =>
(NH4)2Cr2O7 = N2 + Cr2O3 + 4 H2O
KMnO4 + HCl + FeCl2 = MnCl2 + KCl + FeCl3 + H2O =>
KMnO4 + 8 HCl + 5 FeCl2 = MnCl2 + KCl + 5 FeCl3 + 4 H2O
Mn(NO3)2(aq) + HCl(aq) = H(NO3) + MnCl2 =>
Mn(NO3)2(aq) + 2 HCl(aq) = 2 H(NO3) + MnCl2
C4H6 + O2 = CO2 + H2O =>
2 C4H6 + 11 O2 = 8 CO2 + 6 H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Fe2 + H2SO4 = Fe2(SO4)3 + H2 =>
Fe2 + 3 H2SO4 = Fe2(SO4)3 + 3 H2
C2H6 + CO2 + H2O = C2H5OH =>
6 C2H6 + 2 CO2 + 3 H2O = 7 C2H5OH
Ag2O(s) = Ag(s) + O2(g) =>
2 Ag2O(s) = 4 Ag(s) + O2(g)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Al2O3 + C + Cl2 = AlCl3 + CO =>
Al2O3 + 3 C + 3 Cl2 = 2 AlCl3 + 3 CO
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
V + O = V2O5 =>
2 V + 5 O = V2O5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/03/13
Équations équilibrées sur03/05/12
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