Q40.The sol given below with negatively charged colloidal particles is: (1) AgNO3 added to KI solution (2) KI added to AgNO3 solution (3) Al2 O3 ⋅xH2O in water (4) FeCl3 added to hot water
What This Question Tests
This question evaluates the understanding of how charge is imparted to colloidal particles during their preparation, specifically by preferential adsorption of common ions from the dispersion medium.
Concepts Tested
📚 NCERT Sections This Tests
5.28 — How Many Ions Are Produced From The Complex Co(Nh3)6Cl2 In Solution?
Chemistry Class 11 · Chapter 5
5.28 How many ions are produced from the complex Co(NH3)6Cl2 in solution? (i) 6 (ii) 4 (iii) 3 (iv) 2 139 Coordination Compounds Reprint 2025-26
1.1 — Define The Term Solution. How Many Types Of Solutions Are Formed? Write Briefly
Chemistry Class 11 · Chapter 1
1.1 Define the term solution. How many types of solutions are formed? Write briefly about each type with an example.
4.14 — Describe The Preparation Of Potassium Dichromate From Iron Chromite Ore.
Chemistry Class 11 · Chapter 4
4.14 Describe the preparation of potassium dichromate from iron chromite ore. What is the effect of increasing pH on a solution of potassium dichromate?
📋 Question Details
- Chapter
- Surface Chemistry
- Topic
- Preparation of colloids
- Year
- 2021
- Shift
- 26 Aug Shift 2
- Q Number
- Q40
- Type
- MCQ
- NCERT Ref
- Class 12 Chemistry Ch 5: Surface Chemistry
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