Biology, 13.09.2019 01:10 dianamachado14

The reactivity of an atom arises from
a. the average distance of the outmost electron shell from the nucleus.
b. the existence of unpaired electrons in the valance shell.
c. the sum of the potential energies of all the electron shells.
d. the potential energy of the valance shell.

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The reactivity of an atom arises from
a. the average distance of the outmost electron shell fr...