In triad tautomerism (1,3-shift), such as the Nitro-Acinitro system, between which two atoms does th — Isomerism and Stereochemistry Chemistry Question

💡 Solution & Explanation

The Nitro-Acinitro tautomerism is a classic triad system where the acidic hydrogen moves from the $sp^3$ $\alpha$-carbon (Atom 1) directly to one of the oxygens of the nitro group (Atom 3).