the periodic table Flashcards by Harmony Seager | Brainscape

Q

How many elements are in the periodic table?

A

118

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Q

How many metals are in the periodic table?

A

91

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Q

How many non-metals are in the periodic table?

A

17

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Q

what are the horizontal lines called?

A

periods

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Q

what are the vetical lines called?

A

groups

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