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What is the periodic table?

A. An arrangement of the known elements
B. A table of when elements were discovered
C. A list of major accomplishments in science
D. A timetable of advancements in chemistry

User Dnnshssm
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1 Answer

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A) An arrangement of the know elements. The periodic table is then broken down into rows and columns which are periods and families respectively.
User Manandearth
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