| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H5COOH + 2 Na = 2 C2H5COONa + H2
Cr2O7{2-} + H2S + H{+} = Cr{3+} + S + H2O =>
Cr2O7{2-} + 3 H2S + 8 H{+} = 2 Cr{3+} + 3 S + 7 H2O
NH4 + O2 = HNO3 + H2O =>
4 NH4 + 9 O2 = 4 HNO3 + 6 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
NaOH + H2SO4 = Na2SO4 + H2O =>
2 NaOH + H2SO4 = Na2SO4 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
Fe + O2 + H2O = Fe(OH)2 =>
2 Fe + O2 + 2 H2O = 2 Fe(OH)2
C8H14O3 + O2 = CO2 + H2O =>
C8H14O3 + 10 O2 = 8 CO2 + 7 H2O
H + Br = HBr =>
H + Br = HBr
Fe2O3 + C = Fe + CO =>
Fe2O3 + 3 C = 2 Fe + 3 CO
FECl2 + Cl2 = FECl3 =>
2 FECl2 + Cl2 = 2 FECl3
OsO4 + HCl = H2OsCl6 + Cl2 + H2O =>
OsO4 + 10 HCl = H2OsCl6 + 2 Cl2 + 4 H2O
NH + O2 = NO + H2O =>
4 NH + 3 O2 = 4 NO + 2 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
AgNo3 + CUSo4 = AgSo4 + CUNo3 =>
AgNo3 + CUSo4 = AgSo4 + CUNo3
KHF2 = KF + H2 + F2 =>
2 KHF2 = 2 KF + H2 + F2
BACO3(s) = BAO(s) + CO2(g) =>
BACO3(s) = BAO(s) + CO2(g)
AgNo3 + CUSo4 = AgSo4 + CUNo3 =>
AgNo3 + CUSo4 = AgSo4 + CUNo3
C3H7OH + O2 = C2H5COOH + H2O =>
C3H7OH + O2 = C2H5COOH + H2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
AgNo3 + CUSo4 = AgSo4 + CUNo3 =>
AgNo3 + CUSo4 = AgSo4 + CUNo3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Ca(NO3)2 + NaOH = Ca(NO4)2 + NaH =>
Ca(NO3)2 + 2 NaOH = Ca(NO4)2 + 2 NaH
H2 + I2 = HI =>
H2 + I2 = 2 HI
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
C2H4(g) + O2(g) = CO2(g) + H2O(g) =>
C2H4(g) + 3 O2(g) = 2 CO2(g) + 2 H2O(g)
Fe + CuSO4 = Fe2(SO4)3 + Cu =>
2 Fe + 3 CuSO4 = Fe2(SO4)3 + 3 Cu
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Al2O3 + NaOH + HF = Na3 + AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2 Na3 + 2 AlF6 + 9 H2O
Al2(SO3)3 + NaOH = Na2SO3 + Al(OH)3 =>
Al2(SO3)3 + 6 NaOH = 3 Na2SO3 + 2 Al(OH)3
CuS + HNO3 = Cu(NO3)2 + S + NO2 + H2O =>
CuS + 4 HNO3 = Cu(NO3)2 + S + 2 NO2 + 2 H2O
Al2O3 + NaOH + HF = Na3AlF6 + H2O =>
Al2O3 + 6 NaOH + 12 HF = 2 Na3AlF6 + 9 H2O
HNO3 + H2S = S + NO + H2O =>
2 HNO3 + 3 H2S = 3 S + 2 NO + 4 H2O
Al(s) + Cl2(g) = AlCl3(s) =>
2 Al(s) + 3 Cl2(g) = 2 AlCl3(s)
KBr + KMnO4 + H2SO4 = MnSO4 + K2SO4 + Br2 + H2O =>
10 KBr + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 5 Br2 + 8 H2O
PbCO3(s) = PbO(s) + CO2(g) =>
PbCO3(s) = PbO(s) + CO2(g)
C3H4 + O2 = CO2 + H2O =>
C3H4 + 4 O2 = 3 CO2 + 2 H2O
C2H6(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(g)
Fe2O3 + CrO2(OH)2 + O2 = FeCrO4 + H2O2 =>
2 Fe2O3 + 4 CrO2(OH)2 + O2 = 4 FeCrO4 + 4 H2O2
C3H4 + O2 = CO2 + H2O =>
C3H4 + 4 O2 = 3 CO2 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al2S3 + H2O = Al(OH)3 + H2S =>
Al2S3 + 6 H2O = 2 Al(OH)3 + 3 H2S
N2 + F2 = NF2 =>
N2 + 2 F2 = 2 NF2
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/29/18
Équations équilibrées sur08/28/17
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