Mixing
Wetting
Adsorption
None of these
✅ The correct answer is option C.
Chemical Engineering MCQs
Kinematic viscosity of 1 m² /second is equivalent to __________ stokes.
10
102
103
104
✅ The correct answer is option D.
For a reacation, X → Y, if the concentration of ‘X’ is tripled; the rate becomes nine times. The order of reaction is
0
1
2
3
✅ The correct answer is option C.
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.
27
54
5.4
2.7
✅ The correct answer is option B.
Hess’s law of constant heat summation is based on conservation of mass. It deals with
Equilibrium constant
Reaction rate
Changes in heat of reaction
None of these
✅ The correct answer is option C.
The value of gas constant ‘R’ is __________ kcal/kg.mole.°C.
2.79
1.987
3.99
None of these
✅ The correct answer is option D.
Heat of neutralisation of a strong acid and strong base is always a constant value, i.e., 57 KJ/Kg mole. This is because
The strong base and strong acid reacts completely
The salt formed does not hydrolyse
Only OH⁻ and H⁺ ions react in every case
The strong base and strong acid reacts in aqueous solution
✅ The correct answer is option C.
Which of the following gases is the most soluble in water?
NH₃
CO₂
H₂S
CH₄
✅ The correct answer is option A.
For a neutral solution (pH = 7), the value of[H⁺] [OH⁻] is equal to
0
1
< 1
> 1
✅ The correct answer is option B.
Claussius Clapeyron equation applies to the __________ process.
Sublimation
Melting
Vaporisation
All of the above
✅ The correct answer is option D.