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 ...
CBSE Board Exams 2025: The Central Board of Secondary Education (CBSE) 12th board examinations are ongoing. These exams started on February 15, 2025 (Saturday). The upcoming difficult exam is coming ...