Chemistry test series

A vibrant classroom scene showing a chemistry lab with various experiments and equipment, emphasizing the concepts of adsorption, colloids, and catalysts.

Chemistry Mastery Quiz

Test your knowledge of key chemistry concepts with our engaging quiz! Designed for students and enthusiasts alike, this quiz covers a range of topics from adsorption to colloidal solutions.

Key Features:

12 multiple choice questions
Instant scoring
Enhance your understanding of chemistry

12 Questions3 MinutesCreated by ExaminingLab202

Which of the following statements regarding adsorption is not correct?

Extent of adsorption of gases charcoal increase with increase in pressure of ahe gas

Extent of chemisorption by a given mass of adsorption is limited

None of this above

All of this

A biological catalyst is essentially:

An enzyme

A carbohydrate

An amino acid

A nitrogenous base

Cloud is an example of:

Solid dispersed in gas

Liquid dispersed in gas

Liquid dispersed in solid

Solid dispersed in liquid

Colloidal gold is prepared by:

Mechanical dispersion

Peptisation

Bredig's arc method

Hydrolysis

Which of the following ions is must effective in the coagulation of ferric hydroxide solution

Cl_

Br-

No²

SO❴

In freundlich adsorption isotherm , the value values of 1/n is

Between o and one in All cases

Between 2 and 4 in all cases

1 in case of physical adsorption

4 in case of chemisorption

The protecting power of lyophilic colloidal sol is ex-pressed in terms of

Coagulation value

Gold number

Critical misclle concentration

Oxidation number

Which of the following is incorrect for physisorption ?

Reversible

Increase with temperature

Low heat of adsorption

Increases with increase in surface area

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