Q9 / 160 · TS EAMCET 2012 · Chemistry

Match the following. Figure

  • A
    $\begin{array}{llll}1 & 4 & 3 & 5\end{array}$
  • Correct answer
    B
    $\begin{array}{llll}2 & 4 & 1 & 5\end{array}$
  • C
    $\begin{array}{llll}5 & 1 & 4 & 2\end{array}$
  • D
    $\begin{array}{llll}5 & 1 & 3 & 2\end{array}$

Solution

Figure
Thus, these two are tautomers. Eclipsed and staggered ethane are two conformations of ethane. (+)2-butanol and (-)2-butanol are enantiomers as these are non-superimposable mirror images.Figure
Figure
Figure
Due to difference in the nature of alkyl groups attached to the same functional group, these are called metamers.

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

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