1. Explain the bonding in coordination compounds in terms of Werner’s postulates. 2. FeSO4 solution mixed with (NH4)2SO4 solution in 1:1 molar ratio gives the test of Fe2+ ion but CuSO4 solution mixed ...

4. What are ambident nucleophiles? Explain with an example. 5. Predict all the alkenes that would be formed by dehydrohalogenation of the following halides with sodium ethoxide in ethanol and identify ...

Class 12 pre-board examinations are a crucial milestone for students preparing for the final board exams. Pre-boards help students assess their preparation level, understand the exam pattern and ...

How to Check MBOSE SSLC Results 2025: How to Check & Download Result (Image/PTI) The Central Board of Secondary Education (CBSE) Class 12 students in the science stream appeared for the chemistry exam ...

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 ...

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 ...