| Équations équilibrées la veille | Équations équilibrées le lendemain |
BaCO3 = BaO + CO2
Al2S3 + HCl = AlCl3 + H2S =>
Al2S3 + 6 HCl = 2 AlCl3 + 3 H2S
N2(g) + O2(g) = NO(g) =>
N2(g) + O2(g) = 2 NO(g)
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
C2H5OH(l) + O2(g) = CO2(g) + H2O(l) =>
C2H5OH(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(l)
NO3{-} = NO2 + O2 + e =>
2 NO3{-} = 2 NO2 + O2 + 2e
H2CrO4 + Li2O = Li2CrO4 + H2O =>
H2CrO4 + Li2O = Li2CrO4 + H2O
AgCl(s) = Ag(s) + Cl2(g) =>
2 AgCl(s) = 2 Ag(s) + Cl2(g)
KMNO4 + MNSO4 + H20 = MNO2 + K2SO4 + H2SO4 =>
20 KMNO4 + 20 MNSO4 + H20 = 40 MNO2 + 10 K2SO4 + 10 H2SO4
NaClO2(aq) + Cl2(g) = ClO2(g) + NaCl(aq) =>
2 NaClO2(aq) + Cl2(g) = 2 ClO2(g) + 2 NaCl(aq)
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
K + Cl2 = KCl2 =>
K + Cl2 = KCl2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
AgNO3(aq) + Zn(s) = Ag(s) + Zn(NO3)2(aq) =>
2 AgNO3(aq) + Zn(s) = 2 Ag(s) + Zn(NO3)2(aq)
H2(g) + N2(g) = NH3(g) =>
3 H2(g) + N2(g) = 2 NH3(g)
Al(ClO3)3 = AlCl3 + O2 =>
2 Al(ClO3)3 = 2 AlCl3 + 9 O2
AgBr + O2 = BrO2 + Ag =>
AgBr + O2 = BrO2 + Ag
CO3{2-} = CO2 + O2 + e =>
2 CO3{2-} = 2 CO2 + O2 + 4e
CaC2(s) + H2O(l) = Ca(OH)2(s) + C2H2(g) =>
CaC2(s) + 2 H2O(l) = Ca(OH)2(s) + C2H2(g)
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
BaCl2(aq) + Al2(SO4)3(aq) = BaSO4(s) + AlCl3(aq) =>
3 BaCl2(aq) + Al2(SO4)3(aq) = 3 BaSO4(s) + 2 AlCl3(aq)
BrO2 + Ag = AgBr + O2 =>
BrO2 + Ag = AgBr + O2
H2(g) + I2(g) = HI(g) =>
H2(g) + I2(g) = 2 HI(g)
HCL + NAOH = H2O + NACL =>
HCL + NAOH = H2O + NACL
CuCrO4 + K3PO4 = Cu3(PO4)2 + K2CrO4 =>
3 CuCrO4 + 2 K3PO4 = Cu3(PO4)2 + 3 K2CrO4
Na3P + H2O = PH3 + Na2O =>
2 Na3P + 3 H2O = 2 PH3 + 3 Na2O
NaN3 + KNO3 = K2O + Na2O + N2 =>
10 NaN3 + 2 KNO3 = K2O + 5 Na2O + 16 N2
HCL + NAOH = H2O + NACL =>
HCL + NAOH = H2O + NACL
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
KBr + Cl2 = KCl + Br2 =>
2 KBr + Cl2 = 2 KCl + Br2
H3O{+} + HCO3{-} = H2O + CO2 =>
H3O{+} + HCO3{-} = 2 H2O + CO2
H{+} + HCO3{-} = H2O + CO2 =>
H{+} + HCO3{-} = H2O + CO2
SO3NH3 + Mg = MgSO3NH2 + H2 =>
2 SO3NH3 + 2 Mg = 2 MgSO3NH2 + H2
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
FeCl3 + AgNO3 = Fe(NO3)3 + AgCl =>
FeCl3 + 3 AgNO3 = Fe(NO3)3 + 3 AgCl
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
C3H8(g) + O2(g) = CO2(g) + H2O(g) =>
C3H8(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
Na2CO3 + HCl = NaCl + CO2 + H2O =>
Na2CO3 + 2 HCl = 2 NaCl + CO2 + H2O
Al2S3(s) + H2O(l) = Al(OH)3(s) + H2S(g) =>
Al2S3(s) + 6 H2O(l) = 2 Al(OH)3(s) + 3 H2S(g)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
CaCO3 + CH3COO{-} + H{+} = CO2 + Ca(CH3COO{-})2 + H2O =>
8 CaCO3 + 17 CH3COO{-} + 9 H{+} = 10 CO2 + 8 Ca(CH3COO{-})2 + 6 H2O
CaCo3 + HNo3 = Ca(No3)2 + Co2 + H20 =>
10 CaCo3 + 20 HNo3 = 10 Ca(No3)2 + 15 Co2 + H20
H2S = S + H =>
H2S = S + 2 H
CH3CHO + O2 = CO2 + H2O =>
2 CH3CHO + 5 O2 = 4 CO2 + 4 H2O
Ag + CuSO4 = Ag2SO4 + Cu =>
2 Ag + CuSO4 = Ag2SO4 + Cu
KHCO3 = K2CO3 + H2O + CO2 =>
2 KHCO3 = K2CO3 + H2O + CO2
Ag + CuSO4 = Ag2SO4 + Cu =>
2 Ag + CuSO4 = Ag2SO4 + Cu
Ag + CuSO4 = AgSO4 + Cu =>
Ag + CuSO4 = AgSO4 + Cu
KMnO4 + HCl = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/01/16
Équations équilibrées sur10/01/15
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