| Équations équilibrées la veille | Équations équilibrées le lendemain |
Zn + 2 HCl = ZnCl2 + H2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Na + HCl = NaCl + H2 =>
2 Na + 2 HCl = 2 NaCl + H2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
AL + N2 = ALN =>
2 AL + N2 = 2 ALN
Ca10F2(PO4)6 + H2SO4 = Ca(H2PO4)2 + CaSO4 + HF =>
Ca10F2(PO4)6 + 7 H2SO4 = 3 Ca(H2PO4)2 + 7 CaSO4 + 2 HF
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C5H12(g) + O2(g) = CO2(g) + H2O(g) =>
C5H12(g) + 8 O2(g) = 5 CO2(g) + 6 H2O(g)
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
Mn(NO3)2 + NaOH = Mn(OH)2 + NaNO3 =>
Mn(NO3)2 + 2 NaOH = Mn(OH)2 + 2 NaNO3
KMnO4 + C2H4 + H2SO4 = HCOOH + H20 + K2SO4 + MnSO4 =>
20 KMnO4 + 20 C2H4 + 30 H2SO4 = 40 HCOOH + 3 H20 + 10 K2SO4 + 20 MnSO4
Al2O3 + NaOH + HF = Na3AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2 Na3AlF6 + 9 H2O
ClO2 + H2O = HClO3 + HCl =>
6 ClO2 + 3 H2O = 5 HClO3 + HCl
H2S + Cl2 = S + HCl =>
H2S + Cl2 = S + 2 HCl
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Al2(So4)3 + NaOh = Al(Oh)3 + Na2So4 =>
Al2(So4)3 + 6 NaOh = 2 Al(Oh)3 + 3 Na2So4
NH3 + O2 = NO2 + H20 =>
20 NH3 + 20 O2 = 20 NO2 + 3 H20
NH3 + O2 = NO + H20 =>
20 NH3 + 10 O2 = 20 NO + 3 H20
H2S + Cl2 = S + HCl =>
H2S + Cl2 = S + 2 HCl
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
H2SO4 + NH3 = (NH4)2SO4 =>
H2SO4 + 2 NH3 = (NH4)2SO4
Zn + HCl = Zn(ii)Cl + H =>
Zn + HCl = Zn(ii)Cl + H
SO2 + O2 + H2O = H2SO4 =>
2 SO2 + O2 + 2 H2O = 2 H2SO4
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
FeSO4 = Fe + SO4 =>
FeSO4 = Fe + SO4
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
(NH4)2CO3 + H2SO4 = (NH4)2SO4 + H2CO3 =>
(NH4)2CO3 + H2SO4 = (NH4)2SO4 + H2CO3
KMnO4 = K2O + MnO2 + O2 =>
4 KMnO4 = 2 K2O + 4 MnO2 + 3 O2
NaNO3 + H2SO4 = HNO3 + NaHSO4 =>
NaNO3 + H2SO4 = HNO3 + NaHSO4
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CuO + Zn = ZnO + Cu =>
CuO + Zn = ZnO + Cu
CrO2 + Br2 + KOH = KBr + KCrO4 + H20 =>
10 CrO2 + 5 Br2 + 20 KOH = 10 KBr + 10 KCrO4 + H20
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn =>
Mg + Zn(NO3)2 = Mg(NO3)2 + Zn
K2MnO4 + H2SO4 = KMnO4 + MnO2 + K2SO4 + H2O =>
3 K2MnO4 + 2 H2SO4 = 2 KMnO4 + MnO2 + 2 K2SO4 + 2 H2O
Li2SO4 + Ca(OH)2 = CaSO4 + LiOH =>
Li2SO4 + Ca(OH)2 = CaSO4 + 2 LiOH
CrO2 + Br2 + KOH = KBr + KCrO4 + H2O =>
2 CrO2 + 3 Br2 + 8 KOH = 6 KBr + 2 KCrO4 + 4 H2O
Fe + O2 = Fe(iii)O3 =>
2 Fe + 3 O2 = 2 Fe(iii)O3
AlCl3 + NaOH = Na[Al(OH)4] + NaCl =>
AlCl3 + 4 NaOH = Na[Al(OH)4] + 3 NaCl
Pb3O4 + HCl = PbCl2 + H2O + Cl2 =>
Pb3O4 + 8 HCl = 3 PbCl2 + 4 H2O + Cl2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
K + O2 = K2O =>
4 K + O2 = 2 K2O
P4(s) + Cl2(g) = PCl5(g) =>
P4(s) + 10 Cl2(g) = 4 PCl5(g)
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
Mg + O = MgO =>
Mg + O = MgO
Be(OH)2 + NH4HF2 = (NH4)2BeF4 + H2O =>
Be(OH)2 + 2 NH4HF2 = (NH4)2BeF4 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/02/15
Équations équilibrées sur11/01/14
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