Q7 / 120 · JEE Main 2007 · Chemistry

Which of the following molecules is expected to rotate the plane of plane polarized light?

  • Correct answer
    A
    Figure
  • B
    Figure
  • C
    Figure
  • D
    Figure

Solution

The plane of polarized light is rotated by optically active compound, i.e. it should be chiral. So, (A) has, chiral $\mathrm{C-}$atom. So, it is optically active. In (B), (C) and (D) plane of symmetry is present. Hence, (A) is correct.

Hence, the correct answer is option: 'A'.

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