Give the IUPAC name of the compound shown in the figure ((CH)C=C(Br)–CHOH).
Structure to name

Answer: 2-Bromo-3-methylbut-2-en-1-ol.
Solution
Four-carbon chain with the OH-carbon as C-1: double bond 2–3, Br at C-2, CH at C-3:
CBSE Class 12 Board · 2009 · Delhi · Subjective