Molecules

What is the difference between an elemental molecule and a compound molecule?

• Elemental have different types of atoms bonded together, compound have the same type of atoms bonded together.

• Elemental have the same type of atoms bonded together, compound have different types of atoms bonded together.

• No difference

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A molecule is made up of ____ or more atoms.

• 1

• 2

• 3

• 4

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The number of atoms it would take to make a molecule of water.

• 1

• 2

• 3

• 4

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Atoms bond together in different ways to make ________________.

• Substances

• Matter

• Molecules

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

• atoms

• elements

• molecules

• compounds

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How many atoms are there in a molecule?

• no atoms

• 1 or more atoms

• 2 to thousands of atoms

• exactly 18 atoms

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How many hydrogen atoms are there in a water molecule? 

• 0

• 1

• 2

• 3

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How many hydrogen atoms are in a molecule of glucose/sugar (C₆H₁₂O₆)?

• 6

• 12

• 18

• 24

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Which of the following chemical formulas represents a compound? 

• C₃

• O₂

• CH₃CHO

• H₂

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Are these molecules also compounds?

• YES

• NO

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