Periodic Table Quiz

Which of the following statements is true concerning the circled elements?

• They are metals.

• They are non-metals.

• They are rare earth metals.

• They are metalloids.

Sodium (Na) is a highly reactive element especially when combine with water

• True

• False

The periodic table follows patterns. For instance, elements in the same group (family) have the same_____ ___

• Valence electrons

• Energy levels

• Number of neutrons

• Atomic mass

Which of the following statements is true concerning all metalloids?

• They are extremely reactive.

• They have properties of both metals and non-metals.

• They are inert.

• They have 6 energy levels.

Which important law states that when elements are arranged by atomic number, similarities in chemical properties exist?

• Periodic Law

• Mendeleev's 1st Law

• Law of Atomic Structure

• Theory of Periodic Succession