Chemistry Test 1 Review

Which of the following represents a diatomic molecule?

• A

• B

• C

• None

Tags

NGSS.MS-PS1-1

Which of the following would NOT be considered a molecule?

• A

• B

• C

• D

Tags

NGSS.MS-PS1-1

Which formula represents the Carbonic Acid Molecule shown?

• HC_3

• C_4HO_2

• H_2CO_3

• H_2O

Tags

NGSS.MS-PS1-1

How many atoms are shown in this molecular model?

• 3

• 4

• 7

• 8

Tags

NGSS.MS-PS1-1

Sodium bicarbonate is a common item used in the kitchen known as baking soda. How many atoms are needed to make one molecule of sodium bicarbonate?

• 3

• 4

• 5

• 6

Tags

NGSS.MS-PS1-1

How many Hydrogen atoms are in ethanol?

• 5

• 6

• 7

• 8

Tags

NGSS.MS-PS1-1

What is an atom?

• The smallest part of an element

• A pure substance that is chemically combined with other pure substances

• The largest part of an element

• A homogenous mixture

Tags

NGSS.MS-PS1-1

All matter has these two things...

• Mass & Weight

• Inertia & Volume

• Mass & Volume

• Hair & Teeth

Tags

NGSS.MS-PS2-4

Which of the following describes an electron?

• negative & in the nucleus

• positive & in the nucleus

• negative & around the nucleus

• positive & around the nucleus

Which of the following describes a proton?

• negative & in the nucleus

• positive & in the nucleus

• negative & around the nucleus

• positive & around the nucleus