Atoms and Periodic Table Review

Front

What color are electrons typically represented in diagrams?

Back

Green

Front

What is the GREEN section (staircase) in the periodic table?

Back

Metalloids

Front

Which set of elements have similar properties: Pb, Sn, Kr or Cl, Br, I?

Back

Cl, Br, I

Front

What are the horizontal rows on the Periodic Table called?

Back

Periods

Front

What do two elements in the same group have in common?

Back

They have similar properties.

Front

What are the vertical columns in the periodic table called?

Back

Groups

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is a metal?

Back

An element that is typically shiny, malleable, and a good conductor of heat and electricity.

Front

What is a nonmetal?

Back

An element that is typically dull, brittle, and a poor conductor of heat and electricity.

Front

What are noble gases?

Back

Elements in Group 18 of the periodic table that are colorless, odorless, and inert.