$BF_3$ and $NF_3$ both are covalent compounds but $NF_3$ is polar whereas $BF_3$ is non-polar. This is because

  • A
    Nitrogen atom is smaller than boron atom
  • B
    $N-F$ bond is more polar than $B-F$ bond
  • C
    $NF_3$ is pyramidal whereas $BF_3$ is planar triangular
  • D
    $BF_3$ is electron deficient whereas $NF_3$ is not

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Similar Questions

Which of the following has no dipole moment?

Which of the following dissolves in ionic solvents?

Select the correct statement$(s)$.

For which of the following molecules is the dipole moment $\mu \ne 0$?

Assertion : Molecules of larger size have higher polarizability.
Reason : Polarizability is observed only in those molecules which have a permanent dipole moment.

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