How we are using `_nI^x` in writing electronic configuration?

What is electronic configuration?

What is an electronic configuration ?

Why there are exemptions in writing the electronic configurations of Chromium and Copper ?

How does Hund’s rule help in writing electronic configuration of an atom? Explain with a suitable example.

Write the electronic configuration of the atom of an element having atomic number 11 . Write the names of the rules and the laws followed by you in writing this electronic configuration .

You know that the distribution of electrons in shells, sub-shells and orbitals in an atom is known as electronic configuration. Now answer the question by using the electronic configuration 1s^(2) 2s^(2) 2p^(1) How many shells are there? What are they?

You know that the distribution of electrons in shells, sub-shells and orbitals in an atom is known as electronic configuration. Now answer the question by using the electronic configuration 1s^(2) 2s^(2) 2p^(1) How many sub-shells are there ? What are they ?

The following electronic configuration violates

Write the electronic configuration of K and Rb