1. Which of the following statements describe cations? Select all that apply. Positively charged ions.
Negatively charged ions.
They have lost electrons,
They have gained electrons.

☆ionisation energy increases across a period from na -> ar☆ionisation energy decreases down a group from li -> fr☆ionic radius decreases across a period from na -> cl☆ionic radius increases down a groupfrom f -> ii hope it clarifies your doubts