Seudónimo Seudónimo
  • 01-12-2020
  • Chemistry
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plz help thx brainliest btw :)

plz help thx brainliest btw class=

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dhhall
dhhall dhhall
  • 01-12-2020

Answer:

1. earth metal 2. halogen 3.The elements are arranged in seven horizontal rows, called periods or series, and 18 vertical columns, called groups. ... Elements in the periodic table are organized according to their properties.

Inventor: Dmitri Mendeleev please name most brainliest

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higgypig29
higgypig29 higgypig29
  • 01-12-2020
i’m gonna answer so you can mark the person above brainliest.
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