Compound Review

A Compound is...

• A pure substance that cannot be broken down further

• A combination of two or more substances

• Two or more Elements chemically combined

• A charged particle that makes up matter

Which molecule below correctly matches this Compound: CaCO₃

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Compounds can be broken down into different subgroups. Select all of them from the list below!

• Acid

• Base

• Organic Compound

• Metal

• Non-Metal

Organic Compounds are found within living matter, such as you! What key Element is found within every Organic Compound?

• Oxygen (O)

• Sodium (Na)

• Nitrogen (N)

• Carbon (C)

Which statement below is true for this Compound: CN₂HO₄

• There are 4 atoms of HO

• There are 2 atoms of C

• There are 2 atoms of N

• There is 1 atom of O

Which molecule correctly matches this chemical formula: CH₄

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Select all of the descriptions below that describe a Compound!

• Every Compound has a Molecule

• Every Compound has an Atom

• Every Compound has a Chemical Formula (such as H₂O)

• Every Compound has a Chemical Symbol (such as C)

• Compounds cannot be broken down any further

Which of these is a Compound?

• Gold (Au)

• Neon (Ne)

• Lithium (Li)

• Carbon Dioxide (CO₂)

Select all of the images below that are considered Molecules!

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Which statement below is NOT true based on the following chemical formula: CaCHO₄

• There is 1 atom of Ca

• There are 4 atoms of C

• There are 4 atoms of O

• There is 1 atom of H