(a) Preparation of one lyophilic and one lyophobic sol Lyophilic sol - starch, egg albumin and gum Lyophobic sol - aluminium hydroxide, ferric hydroxide, arsenous sulphide. (b) Dialysis of ...
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CBSE 12th Chemistry: What to do (and avoid) before the board exam
Class 12 Chemistry board exams are approaching, causing anxiety among students. Smart revision and strategic time management ...
CBSE Class 12 Exam Pattern and Marking Scheme 2025-26: The Central Board of Secondary Education (CBSE) will conduct the Class 12 Chemistry exam in 2026 based on a specific, structured pattern that ...
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