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**Previous Years JEE Advance Questions**

Q. The correct statement(s) about the compound $\mathrm{H}_{3} \mathrm{C}$ (HO)HC – CH = CH – CH(OH) $\mathrm{CH}_{3}$

**(X)**is (are) : (A) The total number of stereoisomers possible for X is 6 (B) The total number of diastereomers possible for X is 3 (C) If the stereochemistry about the double bond in X is trans, the number of enantiomers possible for X is 4 (D) If the stereochemistry about the double bond in X is cis, the number of enantiomers possible for X is 2**[iit-2009]****Download eSaral App for Video Lectures, Complete Revision, Study Material and much more...**

**Sol.**(A,D)

Q. In the Newman projection for 2,2–dimethylbutane –

**X**and**Y**can respectively be – (A) H and H (B) $\mathrm{H}$ and $\mathrm{C}_{2} \mathrm{H}_{5}$ (C) $\mathrm{C}_{2} \mathrm{H}_{5}$ and $\mathrm{H}$ (D) $\mathrm{CH}_{3}$ and $\mathrm{CH}_{3}$**[iit-2010]****Download eSaral App for Video Lectures, Complete Revision, Study Material and much more...**

**Sol.**(B,D)

Q. Amongst the given option, the compound(s) in which all the atoms are in one plane in all the possible conformations (if any), is (are) –

**[iit-2011]****Download eSaral App for Video Lectures, Complete Revision, Study Material and much more...**

**Sol.**(B,C)

Q. Which of the given statement(s) about N,O,P and Q with respect to M is (are) correct ?
(A) M and N are non-mirror image stereoisomers
(B) M and O are identical
(C) M and P are enantiomers
(D) M and Q are identical

**[JEE-2012]****Download eSaral App for Video Lectures, Complete Revision, Study Material and much more...**

**Sol.**(A,B,C)

Q. The total number(s) of stable conformers with non-zero dipole moment for the following compound is (are) :

**[JEE-2014]**
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