Science, asked by mujaward398, 11 months ago

name the halogen in the second period

Answers

Answered by TrickYwriTer

7

Answer:

F ( Fluorine)

Explanation:

Flourene is the Halogen in the second period.

Atomic no. of Fluorine = 9

Atomic Mass of Fluorine = 19

Answered by HeartHacker

3

The second peroid halogen is flureon

atomic number 9 .

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