The area of a rectangle with sides measuring 3 × 10' cm and 3 × 10^-2 cm

☆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

The answer is a a and x i just took the quiz and it was right

Cis the answer to your question