Periodic Table Of Elements

In which group is "Xe" in?

Which accurately describes nonmetals?

• Poor conductors of electricity

• Often used in computer parts

• Both malleable and ductile

• Both dull and brittle

What is the chemical symbol for Aluminum?

• A
• Al
• Au

What is common among elements in the same group?

• They have the same number of energy levels.

• They have the same number of valence electrons.

• They have the same number of protons.

• They have the same number of neutrons and protons.

Dmitri Mendeleev organized the chemical elements:

• by number of electrons

• by increasing relative atomic mass

• in alphabetical order

Is sugar (C₁₂H₂₂O₁₁) an element or a compound?

• Element
• Compound

• Fluorine

• Nitrogen

• Flerovium

• Francium

Which elements have the most similar chemical properties?

• K and Na
• K and Ca
• K and Cl
• K and S

Which of the following are the three major groups of elements in the periodic table?

• Metals, non-metals, metalloids

• Metals, conductors, metalloids

• Metals, conductors, insulators

• Non-metals, conductors, insulators

Name group 8A on the periodic table.

• alkali metals
• alkaline earth metals
• transition metals
• noble gases