(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 ...
Today, on Monday, March 9, 2026, the Assam Higher Secondary Education Council (AHSEC) conducted the Class 12 Chemistry exam.
When Class 12 students will sit down to write the CBSE Chemistry board exam, they are not just recalling equations or reaction mechanisms. They are being tested on something deeper and more durable: ...
The Central Board of Secondary Education (CBSE) will conduct the Class 12 Chemistry Board Exam on February 27, 2025. The exam will be held in a single shift from 10:30 AM to 1:30 PM. With only some ...
Focus on high-weightage chapters and NCERT textbook for Chemistry exam. Review key formulas, reactions, and diagrams for improved understanding. Use mind maps, summary notes, and past papers for ...
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