6. In our modern times, the atom can be subdivided into A.) protons and electrons, only

B.) protons and neutrons, only

C.) protons, neutrons, and electrons, only

D.) neutrons and electrons, only

C.) protons, neutrons, and electrons, only

Explanation:

According to the modern atomic theory, we can distinguish 2 parts in an atom:

In a neutral atom, there are the same number of protons (positive charges) as electrons (negative charges).

58 km per hour : d

"the periodic table is arranged in order of atomic number."