Chemistry - STEREO ISOMERISM Question with Solution | TestHub
ChemistrySTEREO ISOMERISMELEMENT OF SYMMETRYMedium2 minQB
ChemistryMediumsingle choice
Phosphine, PH3
Options:
Answer:
A
Solution:
In phosphine the phosphorus atom sits at the apex of a trigonal pyramid with the three H atoms at the base. There is no point in the molecule through which lines drawn in opposite directions meet the same atom at the same distance, so a centre of symmetry is absent.
Stream:JEESubject:ChemistryTopic:STEREO ISOMERISMSubtopic:ELEMENT OF SYMMETRY
⏱ 2mℹ️ Source: QB
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