Question

what is atomic number of megnesium​

Answer 1

Answer:

12

Atomic mass: 24.305 u

Answer 2

Answer:

Atomic number of megnesium is 12

Explanation:

12 protons and no electrons. This is correct because the number of protons in the nucleus of the atom is 12. The number of protons in the nucleus represents the atomic number. Therefore if there are 12 protons in the nucleus, the atomic number is 12.