Which noble gas has less than 8 electrons in the valence shell of its atom ? What is this number ?

Which noble gas has less than 8 electrons in its valency shell?

An element has 8 electrons in the valence shell

The noble gas having only two electrons in its valence shell is:

Which inert gas contains less than eight electrons in its outer shell ? What is its atomic number ? Write down its electronic configuration .

Which inert gas has a duplet configuration in its valence shell?

The number of electrons in the valence shell of an atom cannot be ...... .

The electrons present in the valence shell of a noble gas atom can be:

The number of electrons present int the valence shell of an atom with atomic number 38 is