Chemistry Test

Which of the following represents an element?

• $H_{2_{ }}O$

• $NaCl$

• $H_2$

• $CaCO_3$

What is made up of two or more elements that are chemically combined?

• element

• mixture

• compound

• solid

This picture represents which of the following?

• element

• mixture

• compound

Which of the following would NOT be considered matter?

• gravity

• water

• air

• hair

___________ are the building blocks of matter.

• Atoms

• Particles

• Molecules

The scientific study of substances, their composition (or what they’re made of), hand how they react together is called

• History

• Biology

• Chemistry

• Substancology

The most basic part of any matter and the tiniest parts of an element that all have the properties of that element are called

• Atoms

• Matter

• Stars

• Dust

Can elements be split into smaller substances, or materials?

• Yes

• No

What do we call the chart that scientists use to organize the elements?

• The Groups

• The Table

• The Periods

• The Periodic Table

The letter that represents each element on the periodic table is called

• Atomic Mass

• Atomic Number

• Elemental Symbol

• Elemental Name