There are 7 groups and 18 periods in a modem periodic table. (True/False)

Periodic Classification Of Elements

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13/11/2020 11:40 am

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romiroy12

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There are 7 groups and 18 periods in a modem periodic table. (True/False)

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13/11/2020 11:40 am

Anonymous

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There are 7 groups and 18 periods in a modem periodic table. False

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