Multiple choice

Which of the following species is/are isoelectronic? (1) NH3

(2) CH3+

(3) NH2-

(4) NH4+

  1. Only (1), (2) and (3)

  2. Only (2), (3) and (4)

  3. Only (1), (2) and (4)

  4. Only (1), (3) and (4)

  5. None of these

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

This option is correct because 1, 3 and 4 species are isoelectronic having 10 electrons.