Question

What is the radius of iodine atom (At. no. 53, mass no, 126)
(a) 2.5 × 10⁻¹¹ m (b) 2.5 × 10⁻⁹ m
(c) 7 × 10⁻⁹m (d) 7 × 10⁻⁶ m

Answer 1

Answer:

198pm is the radius od iodine atom

Answer 2

Option (a) 2.5 × 10⁻¹¹ m is correct.