0 votes, 0 avg

Mass Transfer Operations Online Test 1 (Free)

-: Symbols & Description :-

(નિશાનીઓ અને તેનું વર્ણન)

-: Instructions :-

(સૂચનાઓ)

1. Click On Full Screen Mode (¤) From Corner For Best Test Experience

(બેસ્ટ ટેસ્ટ અનુભવ માટે ખૂણામાં આપેલ ફૂલ સ્ક્રીન મોડ (¤) ઉપર ક્લિક કરો)

2. Use Navigation Bar For Jumping Forward or Backward To Any Question

(કોઈ પણ પ્રશ્ન ઉપર જવા માટે નેવિગેશન બારનો ઉપયોગ કરવો)

3. Submit Test Button Will Be Only Visible At The Last Question

(ટેસ્ટ સબમિટ કરવાનો ઓપ્શન માત્ર છેલ્લા પ્રશ્ન ઉપર હશે)

4. Don't Forget To Give Your Rating & Review At The End Of Test

(ટેસ્ટ પૂરી થયા પછી રેટિંગ & રિવ્યુ આપવાનું ભુલશો નહીં)

"BEST OF LUCK"

[Click On Full Screen Mode (¤) From Corner For Best Test Experience]

(બેસ્ટ ટેસ્ટ અનુભવ માટે ખૂણામાં આપેલ ફૂલ સ્ક્રીન મોડ (¤) ઉપર ક્લિક કરો)

---------------

Your Name

1 / 10

Category: Types of Solvent

Which of the following is NOT a protic solvent?

Water

Acetic acid

Chloroform

Ethanol

2 / 10

Category: Desorption

Activation energy for phonon desorption was found to be:

Unmeasurable

Lower than bond strength

Equal to bond strength

Higher than bond strength

3 / 10

Category: Adsorption

In Freundlich adsorption isotherm, the value of 1/n is:

Between 2 and 4 in all cases

Between 0 and 1 in all cases

1 in case of chemisorptions

1 in case of physical adsorption

4 / 10

Category: Desorption

Phonon-activated desorption involves ___________

Surface expansion

Surface vibrations and electron excitation

Magnetic resonance

UV light

5 / 10

Category: Adsorption

Adsorption of gases on solid surface is exothermic because:

Entropy decreases

Free energy increases

Entropy increases

Enthalpy is positive

6 / 10

Category: Distillation

What are the two processes in distillation?

Only condensation reflux

Freezing and condensation reflux

Distilling and condensation reflux

Distilling and freezing

7 / 10

Category: Types of Solvent

Which of the following is a property of aprotic solvents?

Strong acidity

Low dielectric constant

Contains -OH groups

Highly reactive hydrogen atoms

8 / 10

Category: Types of Solvent

How does a polar solvent dissolve a solute?

Through physical grinding

By evaporating it

By interacting with electrical charges in solute molecules

By increasing temperature

9 / 10

Category: Distillation

Which component of the distillation setup is responsible for ensuring consistent vapor-liquid equilibrium?

Round-bottom flask

Condenser

Receiving flask

Fractioning column

10 / 10

Category: Distillation

Which is not separated by distillation ?

acetone and water

impurities in seawater

milk and water

chloroform and aniline

Your score is

The average score is 42%

"Rate This Test"

"Thank You"

Leaderboard

Pos.	Name	Score	Duration
1	ZXCs	60 %	1 minutes 51 seconds
2	Vasa	60 %	2 minutes 26 seconds
3	H	40 %	1 minutes 57 seconds
4	Psg	30 %	3 minutes 7 seconds
5	Yatin	20 %	3 minutes 32 seconds

Mass Transfer Operations Online Test 1 (Free)

"Time Finish"