अतुल माहेश्वरी छात्रवृत्ति परीक्षा -2025स्कॉलरशिपकक्षा-12 मॉडल पेपरकक्षा-11 मॉडल पेपरकक्षा-10 मॉडल पेपरकक्षा-9 मॉडल पेपरबीए बीएससी मॉडल पेपरIGNOU Solved Guess Papersइग्नू पाठ्यक्रमइग्नू के पिछले वर्षों के प्रश्नपत्रइग्नू अध्ययन सामग्रीरिजल्टअन्य

Assertion (A): Aromatic primary amines cannot be prepared by Gabriel Phthalimide synthesis. Reason (R) Aryl halides do not undergo nucleophilic substitution reaction with the anion formed by phthalimide.

On: February 27, 2025 2:08 PM
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Read More : Assertion (A): Vitamin D cannot be stored in our body. Reason (R): Vitamin D is fat soluble vitamin and is not excreted from the body in urine.

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