The electronic configuration of an element X is 2,8,6. What is the group and period number of element X in the periodic table?
Write electronic configuration of element 3517 T.
(a) What is the group number of T?
(b) What is the period number of T?
(c) How many valence electrons are there in an atom of T?
(d) What is the valency of T?
(e) Is it a metal or a non-metal?
(f) State number of protons and neutrons in T.