Properties of Matter

Most of the metals on the period table are___________.

• liquids

• gases

• metals

• metalloids

In which changes of state do particles move closer together?

• freezing and vaporization

• vaporization and evaporation

• melting and freezing

• condensation and freezing

Which of these statements is false?

• All matter is made up of atoms.

• Atoms are made up of protons, neutrons, and electrons.

• Atoms contain chemical and physical bonds.

• Atoms are the smallest particles of elements.

The smallest part of a compound that still has properties of a compound is a(n) _______________________.

• nucleus

• mixture

• molecule

• orbital

Which of these is NOT evidence of a chemical change?

• Color change

• Shape change

• Release of gas

• Release of light

What is the correct chemical formula for table salt?

• NaCh

• SoCh

• SoCl

• NaCl

How many molecules of carbon dioxide is in 3CO₂ ?

• 2

• 5

• 6

• 3

6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂ What substances are present in the reaction?

• carbon dioxde and sugar

• sugar and water

• salt and sugar

• carbon dioxide and water

Identify this compound.

C₁₂H2₂₂O₁₁

• ammonia

• salt

• sugar

• carbon dioxide

How many atoms are in NaCl?

• 1

• 2

• 4

• 5