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Card 6

Front

How many electrons are allowed in each of the first three shells?

Back

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Card 7

Front

How did Mendeleev arrange the elements to create the Periodic Table?

Back

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Card 8

Front

Why did Mendeleev leave gaps in his table?

Back

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Card 9

Front

What did the discovery of isotopes mean for Mendeleev's periodic table?

Back

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Card 10

Front

If iodine generally reacts by forming negative ions, then is it a metal or a non-metal?

Back

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Card 11

Front

State three properties of metals

Back

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Card 12

Front

What are the products of any group one element reaction with water? with chlorine? with oxygen?

Back

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Card 13

Front

Why do group 7 elements get less reactive as you move down the group (fluorine to iodine)?

Back

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Card 14

Front

why are group 0 elements so unreactive? What is the word for them?

Back

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Card 15

Front

State three trends as you go down group 1

Back

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