If k and L shells of an atom are completely filled what will be its name?

If 'K' and 'L' shells of an atom are completely filled then what would be (i) the total number of electrons in an atom and (ii) its valency?

Answer the following questions in one sentence each : Name two elements in which the K and L shells of an atom are completely filled with electrons.

The K and L shells of an atom are completely filled. Find the number of electrons present in it state the name of the element.

If K and L shells of an atom are full then what would be the total number of electrons in the atom ?

If K and L shell of an atom are full then what would be the total number of electrons in it ?