Chemistry, 19.09.2020 01:01 cariyeacarrothers456

A portion of the periodic table is shown below: A portion of the seventeenth and eighteenth columns of the periodic table is shown. Column 17 reads nine fluorine 18.998 and 17 chlorine 35.453. Column 18 reads 10 neon 20.180 and 18 argon 39.948. Which element has the electron configuration 1s22s22p6? Argon (Ar) Chlorine (Cl) Fluorine (F) Neon (Ne)

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A portion of the periodic table is shown below: A portion of the seventeenth and eighteenth columns...