Anonyme Anonyme

Today at 9:00 PM
Chemistry

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Elements in the periodic table are arranged in columns or

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Аноним Аноним

Today at 9:05 PM

maybe by protons i forgot how to spell it :(

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jacobv10 jacobv10

Today at 9:05 PM

They are arranged by their atomic number which can be figured by counting how many protons or electrons they have.

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