Graduate Pharmacy Aptitude Test (GPAT) 2011 Solved Paper

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Question : 126 of 150
 
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The following statements are given:
[P] Conformational isomers are interconvertible by rotation around a single bond while configurational isomers cannot be interconverted without breaking a bond.
[Q] Configurational isomers could be optically active or optically inactive while conformational isomers are optically inactive
[R] Geometric isomers must have a double bond in their structures
[S] Geometric and optical isomers are the two distinct categories of configurational isomers.
Choose the correct combination of statements.
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