Question

in autumn the number of electrons in M shell is equal to number of electrons in the K and l answer the following questions what is atomic number of element​

Answer 1

Answer:

12=atomic number

is the answer for this question

Answer 2

Answer:

The atomic number is the number of protons in the nucleus of an atom. The no of protons define the identity of an element.

Ex : An element with 6 protons is a carbon atom no matter how many neutrons may be present.

Hope it helps !!