(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 ...
The National Institute of Open Schooling (NIOS) has released the practical examination date sheet for the March–April 2026 session for both Secondary (Class 10) and Senior Secondary (Class 12) courses ...
UK Board Class 12 Chemistry Syllabus 2025-26: The Uttarakhand Board Class 12 Chemistry Syllabus 2025-26 has been released to guide students in their preparation for the upcoming board examinations.
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