matter (part 2)

Pure oxygen (O) is an example of...

• an element
• a mixture
• a compound

Tags

NGSS.MS-PS1-1

An example of ...

• A mixture
• A compound
• An element 

Tags

NGSS.MS-PS1-1

Salad is an example of...

• a mixutre
• an element
• a compound

What is the term for combining 2 or more DIFFERENT atoms together?

• atoms
• elements
• molecules
• compounds

Tags

NGSS.MS-PS1-1

In rust (Fe₂O₃) how many oxygen atoms are there?

• 1
• 2
• 3
• 5

In rust (Fe₂O₃) how many iron atoms are there?

• 1
• 2
• 3
• 5

This model represents what chemical formula?

• N₄H
• NH
• N₂H₂
• NH₄

Tags

NGSS.MS-PS1-1

Salt has a chemical formula of NaCl.  Salt is a...

• Compound
• Element
• Mixture
• None of the Above

Tags

NGSS.MS-PS1-1

Which of the following lists only elements?

• H₂O, MgCl₂, NaOH

• K, Na, NaCl

• KCl, Ag, Au

• O₂, Cl₂, N₂

Classify the picture with the correct label.

• Element
• Compound
• Mixture of Compounds
• Mixture of Elements

Tags

NGSS.MS-PS1-1