Final Scavenger Review Part 1

What compound does this picture represent?

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NGSS.MS-PS1-1

What is the chemical formula for water?

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NGSS.MS-PS1-1

How many elements make up the compound of water?

• 2
• 3

• 5

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NGSS.MS-PS1-1

What is an element?

• A pure substance made up of only one type of atom.

• A combination of two or more different substances.

What is a compound?

• A pure substance made of one type of atom.

• A combination of two or more elements.

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NGSS.MS-PS1-1

Which of the following is an element?

• NaCl

• Fe

• HBr

• CO

Which of the following is a compound?

• Fe

• CaCO₃

• N

• Ca

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NGSS.MS-PS1-1

What does the atomic number on the periodic table represent about an element?

• The number of protons

• The mass of the atom

How many carbon atoms are in the following compound? C₆H₁₂O₆

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NGSS.MS-PS1-1

What are the different elements in this compound? C₆H₁₂O₆

• Carbon

• Calcium

• Hydrogen

• Oxygen

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NGSS.MS-PS1-1