Fluorine is a Chemical element. Its symbol is F. Its atomic number is 9. Fluorine is a lightest in nature. It is a diatomic pale yellow gas.

Except helium, neon and argon, fluorine is highly reactive to react with other elements.

The reason for it is false, because the outermost energy level of fluorine is not filled.

Fluorine becomes stable, when it forms an ionic bond with another atom.

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2 years ago

What is a layer that surrounds cells, separating their interior from the exterior environment?

mihalych1998 [28]

Plasma membrane which is also the cell membrane

8 0

3 years ago

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8. A scientist noticed that the number of salamanders in ponds in Manatee County was

12345 [234]

Observation is the answer

hope this helps

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2 years ago

2. Empirical evidence is based on opinion and personal experiences. a. true b. false

Andrew [12]

Answer:

false

Explanation:

"Empirical" means "based on observation or experience," according to the Merriam-Webster Dictionary. Empirical research is the process of finding empirical evidence. If there are flaws in the way that empirical data is collected, the research will not be considered valid.

3 0

3 years ago