Question

there are three shells in the atom of an element its outer most shell contains three electrons mass number of the element is 27. a) draw the bohr model of atom. ​

Answer 1

Answer:

Since inner 2 shells are filled first before filling the third shell so total electrons will be 2+8+3=13. So, the atomic number of the atom is 13.

Explanation:

HOPE THIS HELPS PLEASE MARK AS BRAINLIEST.

Answer 2

Answer:

number of electrons=13

number of neutrons =14