Identify the group nad valency of the elements having atomic number 119. Also predict the outermost electronic configuration and write the general formula of its oxide.

Identify the group and valency of the elements having atomic number 119. Also predict the outermost electronic configuration and write the general formula of its oxide.

An element have atomic number 12. write its electronic configuration, period & group to which it belongs.

An element has atomic number 16. Give its electronic configuration and number of valence electrons.

What will be the name (IUPAC) and symbol if the element with atomic number 119 is discovered? Write its electronic configuration. Also write the formulas of the stable chloride and oxide of this element.

Write the general electronic configuration of group 14 elements.

Write the general electronic configuration of group IIIA elements.