Will be mentioned at relevant places — Predicted 2026
AI-Predicted Question Angles for UPSC 2026
Multi-step synthesis involving nitrile/isocyanide intermediates
highNEET frequently tests multi-step organic conversions. A question might start with an alkyl halide, convert it to a nitrile, then hydrolyze or reduce it, or convert it to an isocyanide and then hydrolyze it. This tests multiple concepts in one question, including preparation, reaction, and product identification. For example, 'Compound A reacts with KCN to form B, which on hydrolysis gives C. Identify A, B, and C.' Such questions assess a deeper understanding of reaction sequences and functional group interconversions.
Distinguishing between primary, secondary, and tertiary amines using Carbylamine test and other reactions.
highThe Carbylamine reaction is the most prominent distinguishing test for primary amines. Questions often present a set of amines and ask which one will give a positive Carbylamine test, or which test can differentiate between them. This angle combines the knowledge of amine classification with the specific reactivity of the Carbylamine reaction. It's a classic NEET question type that tests both recall and application.
Comparative reactivity and properties of nitriles vs. isocyanides (e.g., toxicity, dipole moment, physical state).
mediumWhile the core focus is on reactions, NEET can sometimes include questions on comparative physical or chemical properties beyond just reactions. For instance, a question might ask about the relative toxicity or dipole moments of nitriles and isocyanides, or their characteristic odors. This requires a broader understanding of the functional groups, not just their synthetic utility. Such questions test a more holistic understanding of the topic.