Post on 20-Feb-2016
description
O2 + 2H2 → 2H2O
Ba(OH)2 (s) + 2NH4Cl (s) → 2H2O + 2NH3 (g) + Ba2+
(aq) + 2Cl– (aq)
2K (s) + 2H2O → 2K+
(aq) + 2OH– (aq) + H2 (g)
Disorder created insurroundings
Disorder created insystem
O2 + 2H2 → 2H2O irreversible
Ba(OH)2 (s) + 2NH4Cl (s) → 2H2O + 2NH3 (g) + Ba2+
(aq) + 2Cl– (aq)
irreversible
2K (s) + 2H2O → 2K+
(aq) + 2OH– (aq) + H2 (g)
irreversible
Disorder created insurroundings
Disorder created insystem
O2 + 2H2 → 2H2O irreversible
Ba(OH)2 (s) + 2NH4Cl (s) → 2H2O + 2NH3 (g) + Ba2+
(aq) + 2Cl– (aq)
irreversible
2K (s) + 2H2O → 2K+
(aq) + 2OH– (aq) + H2 (g)
irreversible2K+
(aq) + 2OH– (aq) + H2 (g) →2K (s) + 2H2O
Disorder created insurroundings
Disorder created insystem
O2 + 2H2 → 2H2O irreversible
Ba(OH)2 (s) + 2NH4Cl (s) → 2H2O + 2NH3 (g) + Ba2+
(aq) + 2Cl– (aq)
irreversible
2K (s) + 2H2O → 2K+
(aq) + 2OH– (aq) + H2 (g)
irreversible2K+
(aq) + 2OH– (aq) + H2 (g) →2K (s) + 2H2Oimpossible
Disorder created insurroundings
Disorder created insystem
O2 + 2H2 → 2H2O irreversible
Ba(OH)2 (s) + 2NH4Cl (s) → 2H2O + 2NH3 (g) + Ba2+
(aq) + 2Cl– (aq)
irreversible
2K (s) + 2H2O → 2K+
(aq) + 2OH– (aq) + H2 (g)
irreversible2K+
(aq) + 2OH– (aq) + H2 (g) →2K (s) + 2H2Oimpossible
Disorder created insurroundings
Disorder created insystem
N2 + 3H2 → 2NH3
O2 + 2H2 → 2H2O irreversible
Ba(OH)2 (s) + 2NH4Cl (s) → 2H2O + 2NH3 (g) + Ba2+
(aq) + 2Cl– (aq)
irreversible
2K (s) + 2H2O → 2K+
(aq) + 2OH– (aq) + H2 (g)
irreversible2K+
(aq) + 2OH– (aq) + H2 (g) →2K (s) + 2H2Oimpossible
Disorder created insurroundings
Disorder created insystem
N2 + 3H2 → 2NH3
O2 + 2H2 → 2H2O irreversible
Ba(OH)2 (s) + 2NH4Cl (s) → 2H2O + 2NH3 (g) + Ba2+
(aq) + 2Cl– (aq)
irreversible
2K (s) + 2H2O → 2K+
(aq) + 2OH– (aq) + H2 (g)
irreversible2K+
(aq) + 2OH– (aq) + H2 (g) →2K (s) + 2H2Oimpossible
Disorder created insurroundings
Disorder created insystem
N2 + 3H2 → 2NH3
N2 + 3H2 ← 2NH3
forward
backward
O2 + 2H2 → 2H2O irreversible
Ba(OH)2 (s) + 2NH4Cl (s) → 2H2O + 2NH3 (g) + Ba2+
(aq) + 2Cl– (aq)
irreversible
2K (s) + 2H2O → 2K+
(aq) + 2OH– (aq) + H2 (g)
irreversible2K+
(aq) + 2OH– (aq) + H2 (g) →2K (s) + 2H2Oimpossible
Disorder created insurroundings
Disorder created insystem
N2 + 3H2 → 2NH3
N2 + 3H2 ← 2NH3
The reaction occurs reversibly.
forward
backward