What is the staircase on the periodic table used for


Asked by wiki @ in Chemistry viewed by 273 People


Consider the elements in the periodic table. The stair-step line between the pink squares and the yellow squares separates the ___________ (pink) from the _____________ (yellow).

A) gases; solids
B) metals; nonmetals
C) nonmetals; metals
D) reactive; nonreactive

Answered by wiki @



B. Metals and Nonmetals

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