Chemistry Q4

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What is an element?
An element is a substance made from atoms with the same number of protons in the nucleus.
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What is an atom?
An atom is the smallest particle of an element that still has its chemical properties
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What is a molecule?
A molecule consists of two or more atoms chemically joined together. Most elements that are gases at room temperature exist as molecules with two atoms.
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What is a compound?
A compound consists of two or more different elements chemically joined together.
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An ion is represented as Na+. Explain what this shows.
A compound cons
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Other cards in this set

Card 2

Front

An atom is the smallest particle of an element that still has its chemical properties

Back

What is an atom?

Card 3

Front

A molecule consists of two or more atoms chemically joined together. Most elements that are gases at room temperature exist as molecules with two atoms.

Back

Preview of the back of card 3

Card 4

Front

A compound consists of two or more different elements chemically joined together.

Back

Preview of the back of card 4

Card 5

Front

A compound cons

Back

Preview of the back of card 5

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