This chapter is currently out of syllabus
1
JEE Main 2022 (Online) 29th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
A 42.12% (w/v) solution of NaCl causes precipitation of a certain sol in 10 hours. The coagulating value of NaCl for the sol in 2 hours is :
[Given : Molar mass : Na = 23.0 g mol$$-$$1 ; Cl = 35.5 g mol$$-$$1]
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JEE Main 2022 (Online) 29th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Which of the following is a correct statement?
3
JEE Main 2022 (Online) 28th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
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:
4
JEE Main 2022 (Online) 28th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
The Zeta potential is related to which property of colloids?
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