An element X belongs to 3rd period and group 2 of the periodic table

An element X belongs to 3rd period and group 2 of the periodic table. State
(a) The no. of valence electrons (b) The valency © Whether it is metal or a non-metal.

a) The element that belongs to 3rd period and group 2 is ‘Mg’ - The no. of valence electrons are ‘2’.
b) The valency is ‘2’.
c) It is left of period so it is a metal.