Question

The atomic number of an element is the same as its _________________.

a. neutrons
b. mass
c. reactivity
d. protons

Answer 1

D. protons is correct

Step-by-step explanation:

I got it right on my work

Answer 2

D. Protons
The number of protons in the nucleus of every atom in an element is always the same as the atomic number of the element~! Hope this helped~ : )