The atomic number of an element represents the number of: a. protrons b. electrons c. protrons and neutrons d. neutrons

Explanation:

6 electrons, 6 protons, and 6 neutrons

6 electrons, 6 protons, and 7 neutrons

6 electrons, 6 protons, and 8 neutrons

calculation

The number of electrons in a neutral atom is equal to the number of protons.

The number of electrons in a neutral atom is equal to the number of protons.The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus.

The number of electrons in a neutral atom is equal to the number of protons.The mass number of the atom (M) is equal to the sum of the number of protons and neutrons in the nucleus.The number of neutrons is equal to the difference between the mass number of the atom (M) and the atomic number (Z)

in 342 bc j._c. egypt fell into the hands of the persians, under the reign of nectanebo ii

greek city-states unite in a revolt against the persian empire at the beginning of the fifth century bc. j.-c  

from the year 660 or 659 bc ad, cyrus preached the revolt against the medes to deliver the persians.