Elements, Molecules, and Mixtures

True or False: Compounds are chemically bonded together.

• False

• True

Can an element be broken down into a simpler substance?

• Yes

• No

Tags

NGSS.MS-PS1-5

Are there any compounds on the periodic table?

• Yes, there are many.

• No, because only elements are on the periodic table.

Tags

NGSS.MS-PS1-1

Which one has more than one type of atom in it?

• Element

• Compound

Tags

NGSS.MS-PS1-1

Is salt (NaCI) a compound or a element?

• Compound

• Element

Tags

NGSS.MS-PS1-1

Which of the following is an element?

• Carbonic Acid (H₂CO₃)

• Copper

• Iron and Copper

• Water (H₂O)

Tags

NGSS.MS-PS1-1

Which of the following represents an elemental molecule?

• H₂O
• H₂
• NaCl
• CaCO₃

Tags

NGSS.MS-PS1-1

Which of the following is NOT a compound?

• HCl

• Cl

• NaCl

• CO₂

Tags

NGSS.MS-PS1-1

Salt water boils and the water completely evaporates, salt (NaCl) is left in the bottom of the beaker. Which of the following is left in the beaker?

• Compound
• Element
• Mixture
• None of the Above

Tags

NGSS.MS-PS1-4

This picture represents which of the following?

• Element

• Compound

• Mixture

Tags

NGSS.MS-PS1-1