This chapter is currently out of syllabus
1
JEE Main 2022 (Online) 29th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Which of the following is a correct statement?

A
Brownian motion destabilises sols.
B
Any amount of dispersed phase can added to emulsion without destablising it.
C
Mixing two oppositely charged sols in equal amount neutralises charges and stabilises colloids.
D
Presence of equal and similar charges on colloidal particles provides stability to the colloidal solution.
2
JEE Main 2022 (Online) 28th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Match List - I with List - II :

List-I List-II
(A) negatively charged sol (I) $$F{e_2}{O_3}\,.\,x{H_2}O$$
(B) macromolecular colloid (II) CdS sol
(C) positively charged sol (III) Starch
(D) Cheese (IV) a gel

Choose the correct answer from the options given below:

A
(A) - (II), (B) - (III), (C) - (IV), (D) - (I)
B
(A) - (II), (B) - (I), (C) - (III), (D) - (IV)
C
(A) - (II), (B) - (III), (C) - (I), (D) - (IV)
D
(A) - (I), (B) - (III), (C) - (II), (D) - (IV)
3
JEE Main 2022 (Online) 28th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

The Zeta potential is related to which property of colloids?

A
Colour
B
Tyndall effect
C
Charge on the surface of colloidal particles
D
Brownian movement
4
JEE Main 2022 (Online) 27th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

Match List-I with List-II

List - I List - II
(A) Lyophilic colloid (I) Liquid-liquid colloid
(B) Emulsion (II) Protective colloid
(C) Positively charged colloid (III) FeCl$$_3$$ + NaOH
(D) Negatively charged colloid (IV) FeCl$$_3$$ + hot water

Choose the correct answer from the options given below :

A
(A) - (II), (B) - (I), (C) - (IV), (D) - (III)
B
(A) - (III), (B) - (I), (C) - (IV), (D) - (II)
C
(A) - (II), (B) - (I), (C) - (III), (D) - (IV)
D
(A) - (III), (B) - (II), (C) - (I), (D) - (IV)
JEE Main Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12