Mark the correct statements out of the following:

Options

A. He and the highest `I.E_(1)` in the periodic table
B. Cl has the highest E.A. out of all the elements in the periodic table
C. Hg and Br are liquid at room temperature
D. In anyperiod, the atomic radius of the noble gas is lowest

Answer

A, B, C

Explanation

Elements (a), (b) and (c) are correct. Statement (d) is incorrect as in any period, the atomic radius of the noble gas is largest.