Potassium has an atomic number of 19.

Which of a potassium atom's electrons are its valence electrons?

Select one:

a. Those in the third shell from the nucleus.

b. Those in the second shell from the nucleus.

c. Those in the outermost shell.

d. Those in the innermost shell.

Question

Simon Lambert

24 March, 18:08

+2

Answers (2)

Know the Answer?

Misael · Answer 1

A) those in the third shell from the nucleus

Brody Casey · Answer 2

The correct response would be C. Those in the outermost shell, and of highest electron energy are the valence electrons for potassium.

Potassium has an atomic number of 19.Which of a potassium atom's electrons are its valence electrons?Select one:a. Those in the third shell from the nucleus.b. Those in the second shell from the nucleus.c. Those in the outermost shell.d. Those in the innermost shell.