Question

Which one is a wrong statement?

• A. The electronic configuration of N atom is:
  
• B. An orbital is designated by three quantum numbers while an electron in an atom is designated by four quantum numbers
• C. Total orbital angular momentum of electron in 's' orbital is equal to zero
• D. The value of m for $d_z^2$ is zero

Answer 1

The correct option is A The electronic configuration of N atom is:


According to Hund's Rule of maximum multiplicity, the correct electronic configuration of N-atom is

so option a violates Hund's rule