Question

The size of the halogen atom _________ as we go down the group in the periodic table.

(a) increases

(b) decreases

(c) remains same

(d) increases then decreases

I got this question by my college professor while I was bunking the class.

My question is taken from Nature of C-X Bond topic in division Haloalkanes and Haloarenes of Chemistry – Class 12

Answer 1

The correct answer is (a) increases

For explanation I would say: The common trend within the halogen group in the periodic table is that the size of the atom increases from top to bottom.