MCQ
A neutral molecule $XF_3$ has a zero dipole moment. The element $X$ is most likely
  • A
    chlorine
  • boron
  • C
    nitrogen
  • D
    carbon

Answer

Correct option: B.
boron
b
$BF_3$ has planar and symmetrical structure thus as a result the resultant of two bond moments, being equal and opposite to the third, cancels out and hence molecule possess zero dipole moment.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free