Elements vs. Compounds

Element or Compound?
H₂SO₄

• Element
• Compound

Tags

NGSS.MS-PS1-1

Element or Compound?
Salt (NaCl)

• Element
• Compound

Tags

NGSS.MS-PS1-1

Which of the following is not a compound?

• HCl
• Cl
• NaCl
• CO2

Tags

NGSS.MS-PS1-1

What cannot be broken down into other substances?

• Compound
• Mixture
• Solids
• Element

What is made up two or more elements that are chemically combined?

• Element
• Mixture
• Compound
• Solids

Tags

NGSS.MS-PS1-1

Is this an example of an element or compound?

• element

• compound

Tags

NGSS.MS-PS1-1

What is the difference between CO and Co?

• They are the same.

• CO is an element and Co is a compound.

• CO is a compound and Co is an element.

Tags

NGSS.MS-PS1-1

Pure substances listed on the periodic table that cannot be broken down into any other substances by chemical or physical means

• Elements

• Compounds

• Molecules

• Mixtures

All of the following are elements EXCEPT:

• carbon

• nitrogen

• oxygen

• water

Which of the following is not a compound?

• H₂O

• C₈H₁₈

• NaCl

• Br

Tags

NGSS.MS-PS1-1