Atoms and Period Table

Front

What group or family is Mercury (Hg) in?

Back

Group 12

Front

Which color on the periodic table corresponds with the metalloids?

Back

Bright yellow

Front

What type of element is Silicon, which is a semiconductor?

Back

Metalloid

Front

Which property does NOT describe metals?

Back

Brittle

Front

Which elements are to the LEFT of the stairs on the periodic table?

Back

Metals

Front

What are the three main categories of elements on the periodic table?

Back

Metals, Nonmetals, Metalloids

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is a metalloid?

Back

An element that has properties of both metals and nonmetals.

Front

What is the significance of the stair-step line on the periodic table?

Back

It separates metals from nonmetals.

Front

What are alkali metals?

Back

The elements in Group 1 of the periodic table, known for being highly reactive.