Topics covered #

10 topics, in teaching order.

  1. Introduction & Types of Adsorption
  2. Colloidal Solution
  3. Preparation of Colloidal Solution
  4. Properties of Colloidal Solution (incl. Hardy Shulze Rule)
  5. Application of Colloidal Solution (incl. Gold No.)
  6. Emulsion
  7. Catalyst
  8. Lyophilic vs. Lyophobic Sols
  9. Development of Charge in Colloidal Sols
  10. Types of Colloidal Solutions

Weightage #

Expect about 1 question in NEET — roughly 4 of 720 marks.

1 of 180 questions · 4 of 720 marks
This chapter's share of the paper. Weightage is indicative — it reflects how many questions have typically come from here, not a guarantee for any single year.

Practise this chapter #

Reading it once is not the same as being able to answer it under time.

Practice questionsChapter-wise MCQs with solutions Video lecturesTopic-by-topic walkthroughs Chapter testExam-format, timed NEET previous-year questionsPast questions from this chapter AIIMS previous-year questionsOlder AIIMS papers, same syllabus

Next in Chemistry

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Frequently asked #

How many questions come from Surface Chemistry in NEET?
About 1 question — roughly 4 of the 720 marks available. It is a Class 12 Chemistry chapter.
What topics does this chapter cover?
10 topics — from Introduction & Types of Adsorption through Types of Colloidal Solutions. The full list is above.
Where can I practise Surface Chemistry?
Chapter-wise MCQs, video lectures, a timed chapter test, and both NEET and AIIMS previous-year questions — all linked above.