Elements, Compounds, and Mixtures

Which item on this element square is the chemical symbol?

• Copper
• 29
• Cu
• 63.546

Tags

NGSS.MS-PS1-1

Which item on this element square represents the atomic number?

• 13
• Al
• Aluminum
• 26.981538

Tags

NGSS.MS-PS1-1

How many neutrons are in the atom "K"?

• 7
• 19
• 39
• 20

Tags

NGSS.MS-PS1-1

How many protons does an atom of Carbon have? 

• 3
• 12.011
• 6
• none

Tags

NGSS.MS-PS1-1

Which is an electron?

• A
• B
• C

Tags

NGSS.MS-PS1-1

What is the atomic mass of "F"

• 9
• 18
• 17
• 19

Tags

NGSS.MS-PS1-1

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

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

Tags

NGSS.MS-PS1-1

How do you find out the number of neutrons 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

Which two subatomic particles are found in the NUCLEUS of at atom?

• protons & nuetrons
• protons & electrons
• neutrons & electrons
• electrons & protons

Tags

NGSS.MS-PS1-1