Help pls hurry I don’t have much time I’ll mark brainliest

Complete the table for ion charge based upon their losing or gaining electrons in the outer shell. (use the periodic table as necessary.) group most likely ionic charge # of valence electrons i +1 ii +2 iii +3 iv +4 or -4 v -3 vi -2 vii -1 viii 0

What term describes technology that operates on an atomic level

Ahypothesis must be testable and falsifiable to be considered scientific a. trueb. false