Guest

the radius of which ion among the following is closest to Li+ ion?? Na+ Be+2 Mg+2 Al+3

the  radius of which ion among the following is closest to Li+ ion??
  1. Na+
  2. Be+2
  3. Mg+2
  4. Al+3

Grade:12

1 Answers

Vikas TU
14149 Points
6 years ago
Li+ becomes He after loosing one electron and hence achieves the stability.
Only Be2+ after loosing 2 electrons attains noble gas confg. of that He.
Hence Be2+ and Li+ would have similar radii and that is equal to the radii of the He atom. 

Think You Can Provide A Better Answer ?