Which of the following properties increases from left to right along the period but decreases down the group in the Periodic Table? i. Atomic Number ii. Ionization energy iii. Metallic character iv. Electron affinity

Which of the following properties increases from left to right along the period but decreases down the group in the Periodic Table?

i. Atomic Number ii. Ionization energy iii. Metallic character iv. Electron affinity

A ii and iii only
B ii and iv only
C iii and iv only
D i and ii only

jamb 2019 chemistry

The correct answer is B. ii and iv only

Ionization energy and electron affinity increase across a period, and decrease down a group.

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