What is the atomic number of elements whose outermost electrons are represented by
`3s ^(1)`

What is the atomic number of elements whose outermost electrons are represented by 3p ^(5)

What is the atomic number of elements whose outermost electrons are represented by 2p ^(3)

What is the maximum number of electrons in the outermost shell of an atom ?

The atomic number of an element is 13. What will be the number of electrons in its ion X3+

Write the distribution of electrons in an atom of element whose atomic number is 18. What is special about the outermost electron shell (or valence shell) of the atom of this element ?

Name two elements that have two electrons in their outermost shells

What is the maximum number of electrons that can go into the N shell of an atom ?

What is the maximum number of electrons an M shell of the atom can accommodate ?

What is the maximum number of electrons an L shell of the atom can accommodate ?