Chem ch 5 review

Alkali metals must be stored under oil because they are extremely

Properties of elements reoccur periodically when arranged by increasing

Which says that atoms tend to gain, lose, or share e- in order to have a full set of valence e-

the widest block of atoms which contains 14 elements is the

atomic radius increases as you move

Mendeleev's periodic table was able to predict

Na and K have similar properties because they have the same

vertical columns on the periodic table are called