What determines the chemical properties of an atom?
A) the number of electrons in the first shell
B) the number of electrons in the outer shell
C) the number of protons in the first shell
8 INCORRECT In an electrically neutral atom, the number of ______ is equal to the number of ______.
A) neutrons, electrons
B) protons, neutrons
C) protons, electrons
D) electrons, ions
E) electrons, isotopes
B) the number of electrons in the outer shell
C) the number of protons in the first shell
D) the number of protons in the outer shell