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8 August, 17:20

The periodic table was developed in order to group and organize elements with similar physical and chemical properties.

Elements such as fluorine, chlorine, and iodine all are very reactive and only need one more electron to fill their outer shells. Which of these best describes this family of elements?

A) halogens

B) noble gases

C) alkali metals

D) alkaline earth metals

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Answers (2)
  1. 8 August, 17:36
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    Your answer to this question is A halogens.
  2. 8 August, 17:36
    0
    B Nobel gases because they're one of the main groups in the periodic table, the alkli and alkaline groups are of even smaller groups from the metals.
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Home » Physics » The periodic table was developed in order to group and organize elements with similar physical and chemical properties. Elements such as fluorine, chlorine, and iodine all are very reactive and only need one more electron to fill their outer shells.
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