If you fail, never give up because FAIL means 'First Attempt In Learning'.— A. P. J. Abdul Kalam

NSEC · Olympiad-style Problem Solving · Quiz

Olympiad-style Problem Solving — quick quiz

5 real NSEC questions on Olympiad-style Problem Solving. Instant scoring and solutions, no signup — see where you stand in ~3 minutes.

Question 1 of 3

HARD

A compound X with molecular formula C₅H₁₀O₂ gives a positive iodoform test and does not react with Fehling's solution. Upon heating with concentrated H₂SO₄, it forms a cyclic compound. What is the most likely structure of X?