A rotation of 120 deg about the axis passing through P and the centre of the triangle of the three Cl atoms makes PCl 3 reappear, so the principal axis is C 3 . The three Cl atoms are permuted by the rotation and the molecule is trigonal pyramidal, so no higher-order axis exists. Ans. C 3

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Chemistry - STEREO ISOMERISM Question with Solution | TestHub

ChemistrySTEREO ISOMERISMMiscellaneous/MixedMedium2 minQB

ChemistryMediumsingle choice

PCl₃

structure

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Answer:

Solution:

A rotation of 120 deg about the axis passing through P and the centre of the triangle of the three Cl atoms makes PCl₃ reappear, so the principal axis is C₃. The three Cl atoms are permuted by the rotation and the molecule is trigonal pyramidal, so no higher-order axis exists.

Ans. C₃

Stream:JEESubject:ChemistryTopic:STEREO ISOMERISMSubtopic:Miscellaneous/Mixed

⏱ 2mℹ️ Source: QB

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