Multiple choice

Which of the following is not an example of D∞h point group?

  1. H2

  2. HCl

  3. CO2

  4. N2

  5. C2H2

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Correct option: HCl is unsymmetrical linear molecule. It has no horizontal plane. So, this point group is not possible. HCl is an example of C∞v point group.