Chemical Engineering Mcqs

The density of a liquid is 1500 kg/m3. Its value in gin/litre will be equal to________________?

(A) 1.5
(B) 15
(C) 150
(D) 1500

Submitted By :Ali Uppal

A liquid is in equilibrium with its vapor at its boiling point. On an average, the molecules in the liquid and gaseous phases have equal______________?

(A) Kinetic energy
(B) Intermolecular forces of attraction
(C) Potential energy
(D) Total energy

Submitted By :Ali Uppal

With rise in temperature, the solubility of ammonia in water at a fixed pressure__________________?

(A) Increases
(B) Decreases
(C) Remains unchanged
(D) Increases exponentially

Submitted By :Ali Uppal

One micron is equal to _____________ cm?

(A) 10-2
(B) 10-4
(C) 10-6
(D) 10-8

Submitted By :Ali Uppal

Kopp’s rule is useful for the determination of_____________________?

(A) Molal heat capacities of gases
(B) Heat capacities of solids
(C) Activation energy
(D) Heat capacities of gases

Submitted By :Ali Uppal

The unit of specific heat at constant pressure, Cp, in SI unit is__________________?

(A) W/m2°C
(B) J/kg°K
(C) W/m°K
(D) J/m3°K

Submitted By :Ali Uppal

The number of H+ in 1 c.c solution of pH 13 is__________________?

(A) 6.023 × 1013
(B) 6.023 × 1010
(C) 6.023 × 107
(D) 1013

Submitted By :Ali Uppal

If 1.5 moles of oxygen combines with aluminium to form Al2O3, then the weight of aluminium (atomic weight = 27) used in this reaction is __________ gm?

(A) 27
(B) 54
(C) 5.4
(D) 2.7

Submitted By :Ali Uppal

In physical adsorption, as compared to chemisorption, the________________________?

(A) Quantity adsorbed per unit mass is higher
(B) Rate of adsorption is controlled by the resistance to surface reaction
(C) Activation energy is very high
(D) Heat of adsorption is very large

Submitted By :Ali Uppal

1 bar is almost equal to __________________________ atmosphere?

(A) 1
(B) 10
(C) 100
(D) 1000

Submitted By :Ali Uppal

Previous
First
....
408
409
410
411
412
....
811
Next