Which of the Following Compounds Can Exhibit Tautomerism?

Which of the Following Compounds Can Exhibit Tautomerism?

Tautomerism is a chemical phenomenon where two or more isomers (called tautomers) exist in equilibrium, which can interconvert by the movement of a proton or a group of atoms (usually via a shift in a double bond). This phenomenon is important in organic chemistry, as it affects the structure, reactivity, and properties of compounds. Tautomerism…