Question

Arrange in increasing order of size and explain your reason:
Be2+, Cl- , S2- , Na+ , Br-

Answer 1

Answer:

the following

Explanation:

Size, be it bigger Or smaller is determined by the atomic radius.

negative signs recive an electron...thus their size is increased...opposite for positive charge...

so the answer can be arranged as-

Be2+<Na+<Br-<Cl-<S2-