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CBSE Class 12 Chemistry Sample Paper 2025: Practise Important Questions By Experts for Exam TomorrowIt is present in pyranose form (d)It forms an orange precipitate with 2,4-DNP Answer: (d) It forms an orange precipitate with 2,4-DNP 2. Write the IUPAC name of the product of the following reaction ...
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Important Chemical Reactions for Class 12 Chemistry: Quick Revision for 2025 Board ExamsAromatic diazonium salts react with CuCl or CuBr to yield haloarenes (chlorobenzene or bromobenzene). It's a key step in synthesising various aryl halides from aryl diazonium salts. The method of ...
These include industrial solvent dimethylformamide, chlorobenzene which was once used to make DDT or methylamine which is still used to make insecticides and paint removers. The other issue is ...
The overlap represents VOCs in both parts 1 and 5, such as aniline, benzene and chlorobenzene. The sum of the individual compounds may not equal the total of all VOCs under Part 4, because: NPRI does ...
Get here the CBSE Class 12th Chemistry Answer Key 2025 which is curated by the subject matter experts. Students can access the answers to all questions asked in the CBSE Class 12th Chemistry ...
The CBSE Class 12 Chemistry Exam 2025 is scheduled for February 27, and with the exam approaching, focused revision is essential for scoring high marks. To help students maximize their performance ...
We demonstrate highly efficient energy harvesting devices for dim-light application under 200 lux irradiation using dye-sensitized solar cells (DSCs) and perovskite solar cells (PSCs). The ...
School of Environmental Science and Engineering, Sun Yat-sen University, Guangzhou 510006, China ...
State Key Laboratory on Integrated Optoelectronics, College of Electronic Science and Engineering, Jilin University, 2699 Qianjin Street, Changchun 130012, China ...
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