Chemical Reaction Engineering Fluid flow in a real packed bed can be approximated as __________ model. Mixed flow Tank in series Dispersion Plug flow Mixed flow Tank in series Dispersion Plug flow ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In which of the following gaseous phase reversible reactions, the product yield can not be increased by the application of high pressure? PCl3 + Cl₂ ⇋ PCl5 N₂ + O₂ ⇋ 2NO 2SO₂ + O₂ ⇋ 2SO₃ N + 3H₂ ⇋ 2NH₃ PCl3 + Cl₂ ⇋ PCl5 N₂ + O₂ ⇋ 2NO 2SO₂ + O₂ ⇋ 2SO₃ N + 3H₂ ⇋ 2NH₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A reactor is generally termed as an autoclave, when it is a Atmospheric pressure tank reactor High pressure batch reactor High pressure tubular reactor Atmospheric pressure CSTR Atmospheric pressure tank reactor High pressure batch reactor High pressure tubular reactor Atmospheric pressure CSTR ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering At a given temperature, K₁, K₂ and K3 are equilibrium constants for the following reactions 1, 2, 3 respectively. CH₄(g) + H₂O(g) ⇋ CO(g) + 3H₂(g), CO(g) + H₂O(g) ⇋ CO₂(g) + H₂(g) CH₄(g) + 2H₂O(g) ⇋ CO₂(g) + 4H₂(g) Then K₁, K₂ and K3 are related as: K3 = (K₁.K₂)2 K3 = K₁.K₂ K3 = (K₁.K₂)0.5 K3(K₁+K₂)/2 K3 = (K₁.K₂)2 K3 = K₁.K₂ K3 = (K₁.K₂)0.5 K3(K₁+K₂)/2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Catalyst carriers Provide large surface area with a small amount of active material Have very high selectivity Inhibit catalyst poisoning Increase the activity of a catalyst Provide large surface area with a small amount of active material Have very high selectivity Inhibit catalyst poisoning Increase the activity of a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Batch process is preferred over continuous process, when the Same equipment can not be used for several processes of the same nature All of these Product yields and quality can not be achieved in continuous process, because of long residence time Sales demand of product is not steady Same equipment can not be used for several processes of the same nature All of these Product yields and quality can not be achieved in continuous process, because of long residence time Sales demand of product is not steady ANSWER DOWNLOAD EXAMIANS APP