Chemistry - STEREO ISOMERISM Question with Solution | TestHub
ChemistrySTEREO ISOMERISMABSOLUTE AND RELATIVE CONFIGURATIONMedium2 minQB
ChemistryMediumsingle choice
Indicate whether each of the following structures has the R configuration or the S configuration:
(a) 
(b) 
(c) 
(d) 
Options:
Answer:
B
Solution:
Assign CIP priorities, then trace 1 2 3 with the lowest-priority group away (invert when it is towards you).
(a) (S)-butan-2-ol : OH C2H5 CH3 H : S.
(b) (S)-butan-2-amine : NH2 C2H5 CH3 H : S.
(c) (S)-2-bromopropanoic acid : Br COOH CH3 H : S.
(d) (R)-1-fluoro-1-iodoethane : I F CH3 H : R.
Ans. (a) S (b) S (c) S (d) R
Stream:JEESubject:ChemistryTopic:STEREO ISOMERISMSubtopic:ABSOLUTE AND RELATIVE CONFIGURATION
⏱ 2mℹ️ Source: QB
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