Unit 3 Matter, Atoms, Elements and Compounds

What is matter?

• Volume of an object
• Anything that has mass and takes up space
• Mass of an object
• Space of an object

Tags

NGSS.MS-PS1-4

What are the number of electrons in Carbon?

• 12
• 10
• 6
• 14

Tags

NGSS.MS-PS1-1

What is the number of protons that the element in this image contain?

• 14
• 7
• 15
• 18

Tags

NGSS.MS-PS1-1

The first energy level can hold up to how many electrons?

• 8
• 4
• 2
• 5

How many neutrons are in the atom "K"?

• 7
• 19
• 39
• 20

Tags

NGSS.MS-PS1-1

What is the atomic mass of "F"

• 9
• 18
• 17
• 19

How do you find out the number of protons in an atom?

• atomic number
• atomic mass
• charge
• atomic mass - atomic number

How do you find out the number of neutrons in an atom?

• atomic number
• atomic mass
• charge
• atomic mass - atomic number

Which is an electron?

• A
• B
• C

Tags

NGSS.MS-PS1-1

How are elements ordered on the Periodic Table?

• Alphabetical Order
• By their color.
• By their atomic mass.
• By their atomic number.