Answer:
B. Fluorine
Explanation:
the chemical element of atomic number 9, a poisonous pale yellow gas of the halogen series. It is the most reactive of all the elements, causing severe burns on contact with skin.
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Answer:
B. Fluorine
Explanation:
the chemical element of atomic number 9, a poisonous pale yellow gas of the halogen series. It is the most reactive of all the elements, causing severe burns on contact with skin.
Hopefully it helps
thanks and Correct me if I'am wrong...