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Chemical Reaction

Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the ___________________?

Chemical Reaction /
Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the ___________________?

A. Activation energy
B. Equilibrium constant
C. Heat of reaction
D. None of these

Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the ___________________? Read More »

Chemical Reaction

In which of the following gaseous phase reversible reactions, the product yield cannot be increased by the application of high pressure ?

Chemical Reaction /
In which of the following gaseous phase reversible reactions, the product yield cannot be increased by the application of high pressure ?

A. N2 + O2 ⇌ 2NO
B. PCl3 + Cl2 ⇌ PCl5
C. N + 3H2 ⇌ 2NH3
D. 2SO2 + O2 ⇌ 2SO3

In which of the following gaseous phase reversible reactions, the product yield cannot be increased by the application of high pressure ? Read More »

Chemical Reaction

If the pore diffusion controls in a catalytic reaction, the apparent activation energy Ea is equal to___________________?

Chemical Reaction /
If the pore diffusion controls in a catalytic reaction, the apparent activation energy Ea is equal to___________________?

A. The intrinsic activation energy E
B. (E + ED) where ED is activation due to diffusion
C. (E + ED)/2
D. ED/2

If the pore diffusion controls in a catalytic reaction, the apparent activation energy Ea is equal to___________________? Read More »

Chemical Reaction

The conversion in a mixed reactor/accomplishing a reaction A → 3R is 50% when gaseous reactant ‘A’ is introduced at the rate of 1 litre/second and the leaving flow rate is 2 litres/second. The holding time for this operation is _______________ second?

Chemical Reaction /
The conversion in a mixed reactor/accomplishing a reaction A → 3R is 50% when gaseous reactant ‘A’ is introduced at the rate of 1 litre/second and the leaving flow rate is 2 litres/second. The holding time for this operation is _______________ second?

A. 0.5
B. 1
C. 2
D. 3

The conversion in a mixed reactor/accomplishing a reaction A → 3R is 50% when gaseous reactant ‘A’ is introduced at the rate of 1 litre/second and the leaving flow rate is 2 litres/second. The holding time for this operation is _______________ second? Read More »

Chemical Reaction