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Card 16

Front

What elements were discovered because of spectroscopy?

Back

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Card 17

Front

How did Dobereiner try to organise the elements into a periodic table?

Back

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Card 18

Front

How did Newlands' try to organise the elements into a periodic table?

Back

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Card 19

Front

Why was Newlands' work criticised by other scientists?

Back

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Card 20

Front

How did Mendeleev organise the elements into the periodic table of elements?

Back

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Card 21

Front

How is the modern periodic table organised?

Back

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Card 22

Front

What does the group number tell you about an element?

Back

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Card 23

Front

What does the period number tell you about an element?

Back

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Card 24

Front

What is the maximum amount of electrons that the first three shells of an atom can have?

Back

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Card 25

Front

What happens when a group one element loses an electron?

Back

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