An element 'X' belongs to third period and second group of the Modern Periodic Table. (i) Write its electronic configuration. (ii) Is it a metal or non-metal? Why? (iii) Write the formula of the compound formed when 'X' reacts with an element (a) Y of electronic configuration 2, 6 and (b) Z with electronic configuration 2, 8, 7.

An element 'X' belongs to third period and second group of the Modern

1.	An element 'X' belongs to third period and second group of the Modern Periodic Table. (i) Write its electronic configuration. (ii) Is it a metal or non-metal? Why? (iii) Write the formula of the compound formed when 'X' reacts with an element (a) Y of electronic configuration 2, 6 and (b) Z with electronic configuration 2, 8, 7.
Answer» Solution :(i) Electronic CONFIGURATION - 2,8,2. (ii) METAL, as it can EASILY LOSE electrons (from outer most orbit) (III)