p- Block Elements — Chemistry STD 12 Science — Question
Rajasthan BoardEnglish MediumSTD 12 ScienceChemistryp- Block Elements1 Mark
Question
Bond angle in $ NH_{3} $ is greater than in $ PH_{3} $. Why?
✓
Answer
The size of nitrogen is small than phosphorus. As a result, the force of repulsion between the bonded pair of electrons in $PH _3$ is more than in $NH _3$. Thus the bond angle in $PH _3$ is lesser than that in $NH _3$.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.