Atoms and Elements

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What is in the middle of an atom?
The nucleus
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Do neutrons have any charge?
No! They are neutral
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How many different elements are there?
About 100 different elements
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Are atoms small?
Really, really tiny
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How are atoms represented?
One or two letter symbols
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How many groups are there in the periodic table?
8 groups
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What does the mass number show?
The total number of protons and neutrons
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What does the atomic number show?
The number of protons
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What element does C represent?
Carbon
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Other cards in this set

Card 2

Front

Do neutrons have any charge?

Back

No! They are neutral

Card 3

Front

How many different elements are there?

Back

Preview of the front of card 3

Card 4

Front

Are atoms small?

Back

Preview of the front of card 4

Card 5

Front

How are atoms represented?

Back

Preview of the front of card 5
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