7 INCORRECT 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
D) the number of protons in the outer shell
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
D) the number of protons in the outer shell