(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 ...

CBSE Class 12 Board Exam 2025 Live: Chemistry paper started at 10.30 am today and concluded at 1.30 pm today. Follow the blog for paper analysis, guidelines and other details. CBSE Class 12 Board Exam ...

CBSE Class 12 Chemistry Exam 2025 Paper Review: The Central Board of Secondary Examination (CBSE) has successfully concluded the class 12 Chemistry Board Exam 2025 today, February 27. The exam was ...

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 ...

According to initial reactions from students and teachers, the overall difficulty level of the TN Class 12 Chemistry exam was moderate to difficult. While some questions were straightforward and based ...

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, ...