JEE-MAIN SERIES Chemistry
Colloids
5 previous year questions.
Volume: 5 Ques
Yield: Medium
High-Yield Trend
1
2023 2
2022 1
2019 1
2013 Chapter Questions 5 MCQs
01
PYQ 2013
medium
chemistry ID: jee-main
The coagulating power of electrolytes having ions and for arsenic sulphide sol increases in the order
1
2
3
4
02
PYQ 2019
medium
chemistry ID: jee-main
The aerosol is a kind of colloid in which :
1
gas is dispersed in solid
2
solid is dispersed in gas
3
liquid is dispersed in water
4
gas is dispersed in liquid
03
PYQ 2022
medium
chemistry ID: jee-main
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 | iii | |
| D. | Negatively charged | iv |
Choose the correct answer from the options given below :
1
(A)-(II), (B)-(I), (C)-(IV), (D)-(III)
2
(A)-(III), (B)-(I), (C)-(IV), (D)-(II)
3
(A)-(II), (B)-(I), (C)-(III), (D)-(IV)
4
(A)-(III), (B)-(II), (C)-(I), (D)-(IV)
04
PYQ 2022
medium
chemistry ID: jee-main
The Zeta potential is related to which property of colloids?
1
Colour
2
Tyndall effect
3
Charge on the surface of colloidal particles
4
Brownian movement
05
PYQ 2023
medium
chemistry ID: jee-main
Statement I: For colloidal particles, the values of colligative properties are of small order as compared to values shown by true solutions at the same concentration
Statement II: For colloidal particles, the potential difference between the fixed layer and the diffused layer of the same charges is called the electrokinetic potential or zeta potential
In the light of the above statements, choose the correct answer from the options given below
Statement II: For colloidal particles, the potential difference between the fixed layer and the diffused layer of the same charges is called the electrokinetic potential or zeta potential
In the light of the above statements, choose the correct answer from the options given below
1
Statement I is false but Statement II is true
2
Both Statement I and Statement II are true
3
Statement I is true but Statement II is false
4
Both Statement I and Statement II are false