Answer the following question:
An atom 'X' loses one electron from its M shell to attain stability. Write the electronic configuration of the atom and the ion formed. Also, state the type of ion formed, its valency, and say whether the element is a metal or a non-metal.
i. Electronic configuration of atom 'X' is .
ii. Electronic configuration of ion is .
iii. Type of ion formed is .
iv. Valency of atom 'X' is .
v. Nature of the element is .