NGSS.MS-PS1-1

COPPER

• C
• Ca
• Cu
• Cl

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NGSS.MS-PS1-1

Classify the picture with the correct label.

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

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NGSS.MS-PS1-1

All matter is made of what?

• energy 
• atoms 
• electrons 
• compounds 

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NGSS.MS-PS1-1

How many carbon atoms (C) are in a CO₂ molecule?

• 1
• 2
• 3
• 0

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NGSS.MS-PS1-1

What is the correct formula for a compound formed from Na ⁺ and S ^-2

• Na₂S

• NaS₂

• Na₂S₂

• NaS

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NGSS.MS-PS1-1

This picture is a model of...

• an element

• a compound

• a homogenious mixture

• a heterogeneous mixture.

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NGSS.MS-PS1-1

NH₃

• Ionic Bond

• Covalent Bond

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NGSS.MS-PS1-1

How many total molecules is 4NH₃?

• 4

• 1

• 3

• 12

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NGSS.MS-PS1-1

Water molecule is made from these two elements:

• Helium : Oxygen

• Hydrogen : Oxygen

• Carbon : Oxygen

• Sodium and : Oxygen

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NGSS.MS-PS1-1

A pure substance that contains 2 or more elements that are chemically bonded.

• an atom

• an ionic bond

• organic

• a compound

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NGSS.MS-PS1-1