The number of $\mathrm{p} \pi-\mathrm{d} \pi$ 'pi' bonds present in $\mathrm{XeO}_{3}$ and $\mathrm{XeO}_{4}$ molecules, respectively are

• Correct answer
  A

  3,4
• B

  4,2
• C

  2,3
• D

  3,2

Hence, the correct answer is option: 'A'.