Physical Science review

Which of the following is not a pure substance?

• Calcium

• Water

• Sugar

• Gasoline

Sodium Chloride (NaCl) is an example of a

• element

• compound

• heterogeneous mixture

• homogeneous mixture

Which of the following elements are considered a Noble Gas?

• O

• Cl

• Ca

• Ne

Breaking up concrete is a physical change.

• true

• false

Which of the following is the correct formula for aluminum sulfide?

• AlS

• Al2S3

• Al3S2

Tags

NGSS.MS-PS1-1

If oxygen gains two electrons to satisfy the octet rule, what type of ion would it be considered to be?

• anion

• cation

Tags

NGSS.HS-PS1-2

Is carbon considered a metal or a non-metal?

• Nonmetal

• Metal

What is the formula for diphosphorus pentoxide?

• P5O2

• PO5

• P2O6

• P2O5

Tags

NGSS.MS-PS1-1

Which of the following is NOT a transition metal?

• Zinc

• Astatine

• Tungsten

• Cadmium

Tags

NGSS.HS-PS1-1

Which type of reaction can be recognized by the general pattern? A + BC--> AC + B

• Synthesis

• decomposition

• single replacement

• double replacement

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5