The periodic table increases as you read left to right so it is A.
Lithium has the lowest. if fluorine is the highest then lithium is the lowest. i hope this helps you out!
Answer:
An ecosystem is a community of species.
Explanation:
i hope this helps i tried^^
Electrons determine the chemical properties. Protons and neutrons are in the nucleus the number of protons determines the number of electrons of an atom
