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

All matter is made of _________. 

• energy 
• atoms 
• electrons 
• compounds 

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.

Which item on this element square is the chemical symbol?

• Copper
• 29
• Cu
• 63.546

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

• 8
• 4
• 2
• 5

Which is an electron?

• A
• B
• C

Tags

NGSS.MS-PS1-1

Which is a neutron?

• A
• B
• C

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

Which is a proton?

• A
• B
• C

Tags

NGSS.MS-PS1-1