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Card 16

Front

What is the relative atomic mass and what is its sign?

Back

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Card 17

Front

What does relative atomic mass allow?

Back

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Card 18

Front

What does relative abundance mean?

Back

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Card 19

Front

How do you work out the relative atomic mass?

Back

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Card 20

Front

What did scientists not know before Mendeleev discovered it?

Back

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Card 21

Front

What did Mendeleev do?

Back

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Card 22

Front

What did Mendeleev put the table in?

Back

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Card 23

Front

What did this do for other scientists?

Back

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Card 24

Front

Where are the metals and where are the non-metals?

Back

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Card 25

Front

What are periods?

Back

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