Which of the following atoms has the largest diameter?

مندرجہ ذیل میں سے کون سے جوہری کا سب سے بڑا قطر ہے؟

None of these

As you move down a group in the periodic table, atomic size increases due to the addition of electron shells.

Iodine is below bromine, chlorine, and fluorine, so it has the largest atomic diameter.