JEE Main 2021 (Online) 31st August Morning Shift | Surface Chemistry Question 48 | Chemistry

Select the graph that correctly describes the adsorption isotherms at two temperatures T₁, and T₂ (T₁ > T₂) for a gas :

(x - mass of the gas absorbed ; m - mass of adsorbent ; P - pressure)

JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Surface Chemistry Question 48 English Option 1

JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Surface Chemistry Question 48 English Option 2

JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Surface Chemistry Question 48 English Option 3

JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Surface Chemistry Question 48 English Option 4

JEE Main 2021 (Online) 27th August Evening Shift

MCQ (Single Correct Answer)

-1

Out of Syllabus

Lyophilic sols are more stable than lyophobic sols because :

there is a strong electrostatic repulsion between the negatively charged colloidal particles.

the colloidal particles have positive charge.

the colloidal particles have no charge.

the colloidal particles are solvated.

JEE Main 2021 (Online) 27th August Morning Shift

MCQ (Single Correct Answer)

-1

Out of Syllabus

Tyndall effect is more effectively shown by :

true solution

lyophilic colloid

lyophobic colloid

suspension

JEE Main 2021 (Online) 26th August Evening Shift

MCQ (Single Correct Answer)

-1

Out of Syllabus

The sol given below with negatively charged colloidal particles is :

FeCl₃ added to hot water

KI added to AgNO₃ solution

AgNO₃ added to KI solution

Al₂O₃.xH₂O in water

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