A pure substance that cannot be broken down is a(n)

• compound
• element
• mixture

Which of these is an element?

• CH₄
• C
• C₆H₁₂O₆
• H₂O

What type of substance is being represented: O₂?

• Element
• Compound
• Mixture

Tags

NGSS.MS-PS1-1

Which option shows only elements?

• NaCl, MgO, OH
• O, He, H, 
• OH, He, Al
• O+H, He+Al

Which type of substance can be found on the periodic table?

• Element
• Compound
• Mixture

This picture represents which of the following?

• Element
• Compound
• Mixture

Tags

NGSS.MS-PS1-1

This picture represents which of the following?

• element
• compound
• mixture

Tags

NGSS.MS-PS1-1

What does this picture show?

• element

• compound

• mixture

Tags

NGSS.MS-PS1-1

What does this picture show?

• element 
• compound
• mixture

Tags

NGSS.MS-PS1-1

What does this picture show?

• element 
• compound
•  mixture

Tags

NGSS.MS-PS1-1