Noble Gases – Group XVIII Elements Posted by admin Categories 12th, Chemistry Date December 31, 2019 Comments 0 comment The noble gases are the chemical elements in group 18 of the periodic table and were previously referred to as the “inert gases” due to the fact that their filled valence shells (octets) make them extremely nonreactive. Share: admin Previous post Group 2 – Alkaline Earth Metals December 31, 2019 Next post Periodic Table and it’s importance December 31, 2019 You may also like What is Physics? 6 January, 2020 Nature and Significance of Management 2 January, 2020 Principles of Management 2 January, 2020