Question

Question 20 (5 points)

Elements that lie along the stair-step line of the periodic table are
liquids
metals
metalloids
radioactive

Answer 1

Metalloids are the elements that lie along the stair step

Answer 2

Hello There!

Elements that lie along the stair-step line of the periodic table are "metalloids"

Metalloids are elements are basically intermediate between metals and non metals.

Silicon and Boron are examples of metalloids.