| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ni(s) + 2 HCl(aq) = NiCl2(aq) + H2(g)
H2CO3 + NH4OH = (NH4)2CO3 + H2O =>
H2CO3 + 2 NH4OH = (NH4)2CO3 + 2 H2O
C6H5Cl + O2 = CO2 + H20 + Cl2 =>
4 C6H5Cl + 24 O2 = 24 CO2 + H20 + 2 Cl2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
ClCH2CH2Cl + H2O = HOCH2CH2OH + HCl =>
ClCH2CH2Cl + 2 H2O = HOCH2CH2OH + 2 HCl
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
Al2(SO4) + NH3 = AlH3 + N2SO4 =>
Al2(SO4) + 2 NH3 = 2 AlH3 + N2SO4
C3H8O3 + O2 = CO2 + H2O =>
2 C3H8O3 + 7 O2 = 6 CO2 + 8 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Zn100O100 + P200O500 = P3Zn97O100 + O200 =>
388 Zn100O100 + 6 P200O500 = 400 P3Zn97O100 + 9 O200
C7H14O2 + Cr = (C7H13O2Cr)3 + H2 =>
6 C7H14O2 + 6 Cr = 2(C7H13O2Cr)3 + 3 H2
C6H5Cl + O2 = CO2 + H20 + Cl2 =>
4 C6H5Cl + 24 O2 = 24 CO2 + H20 + 2 Cl2
Br2 + SO2 + H2O = H{2+} + Br{-} + SO4{2-} =>
3 Br2 + SO2 + 2 H2O = 4 H{2+} + 6 Br{-} + SO4{2-}
I2 + NaOH = NaIO3 + NaI + H2O =>
3 I2 + 6 NaOH = NaIO3 + 5 NaI + 3 H2O
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Br2 + SO2 + H2O = H{+} + Br{-} + SO4{2-} =>
Br2 + SO2 + 2 H2O = 4 H{+} + 2 Br{-} + SO4{2-}
K2CO3 + Mg(OH)2 = MgCO3 + KOH =>
K2CO3 + Mg(OH)2 = MgCO3 + 2 KOH
H3BO3 = B2O3 + H2O =>
2 H3BO3 = B2O3 + 3 H2O
Mg + HC2H3O2 = Mg(C2H3O2)2 + H2 =>
Mg + 2 HC2H3O2 = Mg(C2H3O2)2 + H2
C6H5Cl + O2 = CO2 + H20 + Cl2 =>
4 C6H5Cl + 24 O2 = 24 CO2 + H20 + 2 Cl2
C2H5OH + K2Cr2O7 + H2SO4 = C2H4O + K2SO4 + Cr2(SO4)3 + H2O =>
3 C2H5OH + K2Cr2O7 + 4 H2SO4 = 3 C2H4O + K2SO4 + Cr2(SO4)3 + 7 H2O
Na2B4O7 + H2SO4 + H2O = Na2SO4 + H3BO3 =>
Na2B4O7 + H2SO4 + 5 H2O = Na2SO4 + 4 H3BO3
Zn100O100 + P200O500 = P4Zn96O100 + O200 =>
96 Zn100O100 + 2 P200O500 = 100 P4Zn96O100 + 3 O200
K2CO3 + Mg(OH)2 = MgO + KOH + CO2 =>
K2CO3 + Mg(OH)2 = MgO + 2 KOH + CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
AgNO3 + Li = LiNO3 + Ag =>
AgNO3 + Li = LiNO3 + Ag
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
O2 + MnO2 + NaOH = Na2MnO4 + H2O =>
O2 + 2 MnO2 + 4 NaOH = 2 Na2MnO4 + 2 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Zn100O100 + P200O500 = P5Zn95O100 + O200 =>
76 Zn100O100 + 2 P200O500 = 80 P5Zn95O100 + 3 O200
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
F + NaOH = NaF + OF2 + H2O =>
4 F + 2 NaOH = 2 NaF + OF2 + H2O
KMnO4 + C6H12O6 = CO2 + MnO + K2CO3 + H2O =>
24 KMnO4 + 5 C6H12O6 = 18 CO2 + 24 MnO + 12 K2CO3 + 30 H2O
Cd + KMnO4 + H2SO4 = CdSO4 + K2SO4 + MnSO4 + H2O =>
5 Cd + 2 KMnO4 + 8 H2SO4 = 5 CdSO4 + K2SO4 + 2 MnSO4 + 8 H2O
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Na2B4O7 + HCl + H2O = NaCl + H3BO3 =>
Na2B4O7 + 2 HCl + 5 H2O = 2 NaCl + 4 H3BO3
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
P + H2SO4 = H3PO4 + H20 + SO2 =>
20 P + 40 H2SO4 = 20 H3PO4 + H20 + 40 SO2
NH4VO3 + H2 = NH3 + H2O + V2O3 =>
2 NH4VO3 + 2 H2 = 2 NH3 + 3 H2O + V2O3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
PbO(s) + NH3(g) = Pb(s) + N2(g) + H2O(l) =>
3 PbO(s) + 2 NH3(g) = 3 Pb(s) + N2(g) + 3 H2O(l)
Cr2O3 + KClO4 + KOH = K2CrO4 + KCl + H2O =>
4 Cr2O3 + 3 KClO4 + 16 KOH = 8 K2CrO4 + 3 KCl + 8 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Rb(s) + H2O(l) = RbOH(aq) + H2(g) =>
2 Rb(s) + 2 H2O(l) = 2 RbOH(aq) + H2(g)
Cu(NO3)2 + Na2CO3 = CuCO3 + Na2(NO3)2 =>
Cu(NO3)2 + Na2CO3 = CuCO3 + Na2(NO3)2
NiS(s) + O2(g) = NiO(s) + SO2(g) =>
2 NiS(s) + 3 O2(g) = 2 NiO(s) + 2 SO2(g)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/01/15
Équations équilibrées sur03/31/14
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