(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 ...

Students found the CBSE Class 12 Chemistry exam for 2025 manageable, with a well-structured paper focused on conceptual understanding and application-based knowledge. However, lengthy and complex ...

CBSE Class 12 Chemistry Exam 2026 was conducted on 28th February 2026 from 10:30 AM to 1:30 PM. This live blog provides real-time updates, question paper analysis, student feedback, answer key, and ...

The CBSE Class 12 Chemistry exam 2025 took place on Thursday, February 27, from 10:30 AM to 1:30 PM at 7,842 exam centres across India. This exam is a crucial part of the CBSE Class 12 board exams, ...

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 ...

The ISC Class 12 Chemistry examination for the 2025-2026 academic session was scheduled on February 23, 2026. Lakhs of students appeared for the paper, which tests their proficiency in organic and ...