| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2Cr2O7 + 6 KI + 7 H2SO4 = 3 I2 + 4 K2SO4 + Cr2(SO4)3 + 7 H2O
C4H9OH + O2 = CO + H2O =>
C4H9OH + 4 O2 = 4 CO + 5 H2O
K2Cr2O7 + H2SO4 + KI = I2 + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 KI = 3 I2 + 4 K2SO4 + Cr2(SO4)3 + 7 H2O
C4H8O2 + O2 = CO2 + H20 =>
5 C4H8O2 + 15 O2 = 20 CO2 + 2 H20
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Fe(NH4)(SO4)2 + NH4SCN = Fe(SCN)3 + (NH4)2SO4 =>
Fe(NH4)(SO4)2 + 3 NH4SCN = Fe(SCN)3 + 2(NH4)2SO4
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
NaI(aq) + Pb(C2H3O2)2(aq) = Na(C2H3O2)2 + PbI =>
NaI(aq) + Pb(C2H3O2)2(aq) = Na(C2H3O2)2 + PbI
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Mg + H3PO4 = Mg3(PO4)2 + H2 =>
3 Mg + 2 H3PO4 = Mg3(PO4)2 + 3 H2
KMNO4 + NH3 = KNO3 + MNO2 + KOH + H20 =>
20 KMNO4 + 10 NH3 = 10 KNO3 + 20 MNO2 + 10 KOH + H20
Cs + S = Cs2S =>
2 Cs + S = Cs2S
CuSO4 + NaOH = Na2SO4 + Cu(OH)2 =>
CuSO4 + 2 NaOH = Na2SO4 + Cu(OH)2
Zr(OC4H9)4 + C5H8O2 + H = Zr(C5H8O2)2(C4H9O)2 + C4H10O =>
Zr(OC4H9)4 + 2 C5H8O2 + 2 H = Zr(C5H8O2)2(C4H9O)2 + 2 C4H10O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
SO2 + Cr2O7{2-} + H3O{+} = SO4{2-} + Cr{3+} + H2O =>
3 SO2 + Cr2O7{2-} + 2 H3O{+} = 3 SO4{2-} + 2 Cr{3+} + 3 H2O
BaCl2 + K2SO4 = BaSO4 + KCl =>
BaCl2 + K2SO4 = BaSO4 + 2 KCl
C6H10O2 + O2 = CO2 + H2O =>
2 C6H10O2 + 15 O2 = 12 CO2 + 10 H2O
Na + HNO3 = NaNO3 + N2O + H2O =>
8 Na + 10 HNO3 = 8 NaNO3 + N2O + 5 H2O
Zn + H2SO4 = Zn2SO4 + H2S + H2O =>
8 Zn + 5 H2SO4 = 4 Zn2SO4 + H2S + 4 H2O
Al + H2O + NaOH = NaAlO2 + H2 =>
2 Al + 2 H2O + 2 NaOH = 2 NaAlO2 + 3 H2
Zr(OC4H9)4 + C5H8O2 + H = Zr(C5H8O2)(C4H9O)3 + C4H10O =>
Zr(OC4H9)4 + C5H8O2 + H = Zr(C5H8O2)(C4H9O)3 + C4H10O
As2S5 + HNO3 = H3AsO4 + H2SO4 + NO2 + H2O =>
As2S5 + 40 HNO3 = 2 H3AsO4 + 5 H2SO4 + 40 NO2 + 12 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
CH3COOH(aq) + NaOH(aq) = CH3COONa(aq) + H2O(l) =>
CH3COOH(aq) + NaOH(aq) = CH3COONa(aq) + H2O(l)
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
CUO + HCl = CUCl2 + H2O =>
CUO + 2 HCl = CUCl2 + H2O
Na + Cl2 = NaCl2 =>
Na + Cl2 = NaCl2
HCl + NAOH = H2O + NACl =>
HCl + NAOH = H2O + NACl
Zn + HNO3 = H2O + NO2 + Zn(NO3)2 =>
Zn + 4 HNO3 = 2 H2O + 2 NO2 + Zn(NO3)2
C2H6S + K2Cr2O7 + H3PO4 = CO2 + SO2 + CrPO4 + K2HPO4 + H2O =>
C2H6S + 3 K2Cr2O7 + 9 H3PO4 = 2 CO2 + SO2 + 6 CrPO4 + 3 K2HPO4 + 15 H2O
C2H4O + O2 = CO2 + H2O =>
2 C2H4O + 5 O2 = 4 CO2 + 4 H2O
Na + MgCl2 = NaCl + Mg =>
2 Na + MgCl2 = 2 NaCl + Mg
Ba + O2 = BaO =>
2 Ba + O2 = 2 BaO
C7H16 + O2 = CO2 + H20 =>
5 C7H16 + 35 O2 = 35 CO2 + 4 H20
H2So4(aq) + Ba(OH)2(aq) = H2O(l) + BaSo4(s) =>
H2So4(aq) + Ba(OH)2(aq) = 2 H2O(l) + BaSo4(s)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH3COOH + C3H7OH = CH3COOC3H7 + H2O =>
CH3COOH + C3H7OH = CH3COOC3H7 + H2O
C6H6 + O2 = CO2 + H2 =>
C6H6 + 6 O2 = 6 CO2 + 3 H2
KMnO4 + HCl = MnCl2 + KCl + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 MnCl2 + 2 KCl + 5 Cl2 + 8 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NaOH + Al(OH)3 = H2O + NaAlO2 =>
NaOH + Al(OH)3 = 2 H2O + NaAlO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/09/17
Équations équilibrées sur02/08/16
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