What determines the chemical properties of an element?

A.
the number and arrangement of the electrons in an atom

B.
the number of neutrons and protons in an element

C.
the arrangement of all the neutrons, protons, and electrons

D.
the atomic mass of an atom

Question

What determines the chemical properties of an element?	
 
 A.
the number and arrangement of the electrons in an atom
 
 B.
the number of neutrons and protons in an element
 
 C.
the arrangement of all the neutrons, protons, and electrons
 
 D.
the atomic mass of an atom

anonymous · Answer

for my sis in 8th grade plz help