The electronic configuration of an element 'X' is 2,8,2 : (a) Find the number of electrons present in the atom of element X (b) Write the atomic number. (c) This element ‘X’ is a metal or a non-metal. (d) Find out the valency of the element X


(a) 12
(b) Atomic number = 12
© ‘X’ is a metal.
(d) Valency of ‘X’ is + 2