Ms. brown's class is learning about physical and chemical changes. after reading the passage, the students had to pick out the model of the physical change. can you them? pick the correct model and give a reason for your choice.

What’s the solution?

☆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

It is a ok  i know i have a brain functioning well.