Question

A trisubstituted compound ‘A’, C₁₀H₁₂O₂ gives neutral FeCl₃ test positive. Treatment of compound ‘A’ with NaOH and CH₃Br gives C₁₁H₁₄O₂ , with hydroiodic acid gives methyl iodide and with hot conc. NaOH gives a compound B, C₁₀H₁₂O₂ . Compound ‘A’ also decolorises alkaline KMnO₄ . The number of π bond/s present in the compound ‘A’ is _______

Answer 1

Correct answer is 4