They are Helium He Neon Ne Argon Ar Krypton Kr Xenon Xe Radon Rn and Ununoctium Uuo. Which group in the periodic table contains elements with the valence electron configuration of ns2 np3. The Periodic Table Ppt Download The other name of this group is halogen which means salt producer. . There are 7 elements in group VIII-A. Of all the groups in the periodic table only group _____ contains examples of elements that are gas liquid and solid at room temperature. Fluorine F chlorine Cl bromine Br iodine I and astatine At. The name halogen means salt former derived from the Greek words halo- salt and -gen formation. Group VIIA is the only group in periodic table in which all the elements are nonmetals. Group 1A or IA of the periodic table are the alkali metals. Hydrogen H lithium Li sodium Na potassium K rubidium Rb cesium Cs and francium FrThese are except for hydrogen soft shiny low-melting highly reactive ...
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