What is the general name of the elements having 8 electrons in the valence shell of their atoms ?

An element has 8 electrons in the valence shell

Which element is having 5 electrons in valence shell?

Set of elements having one electron in their valence shell is :-

Set of elements having one electron in their valence shell is :-

Name any two elements that have two electrons in their valence shell.

Generally, the no. of electrons in the valence shell of good conductor is

What is the number of valence electrons in the atoms of an element having atomic number 13 ? Name the valence shell of this atom.

What is the number of valence electrons in the atom of an element A having atomic number 17 ? Name the valence shell of this atom.

What is the number of valence electrons in the atom of an element A having atomic number 20? Name the valence shell of this atom.

(a) What are valence electrons ? Where are valence electrons situated in an atom ? (b) What is the number of valence electrons in the atoms of an element having atomicm number 13 ? Name the valence shell of this atom.