Question

The electronic configuration of an element Z is 2, 8, 8
a) What is the atomic number of the element
b) State whether element Z is a metal or a non-metal
c) What type of ion (if any) will be formed by an atom of element Z? Why?
d) What is special about the outermost electron shell of the atom of this element?
Give the name and symbol of element Z
f) Name the group of elements to which Z belongs​

Answer 1

Solution. (a) Atomic no. of the element = 18.