Atoms and elements

What is gold?

• element

• mixture

• compound

If an element does NOT conduct electricity and is NOT shiny or malleable, it is a:

• Metal

• Gas

• Nonmetal

• Liquid

A substance that is generally shiny, can be bent, and often conducts heat and electricity is:

• Gas

• Metal

• Nonmetal

• Element

All matter is made of what?

• energy

• electrons

• atoms

• compounds

These elements are ductile

• Metals

• Nonmetals

• Metalloids

The element symbol for potassium:

• P

• Pt

• Po

• K

If there are 94 different kinds of naturally occurring atoms, how many different naturally occurring elements are there?

• 90 elements

• 94 elements

• 24 elements

• 118 elements

Elements are made of ...... type of atom

• one

• two

• different

...... are particles made of two or more atoms joined together.

• atoms

• molecules

• elements

Sometimes the symbol is the first letter of the English name of the element. For example, the symbol for

• Natrium is Na

• Oxygen is O

• Helium is He