A Mars Rover discovered an element X. On analysis using Bohr’s atomic model, it was found that K and L shells of the given element were completely filled, whereas ten more electrons were required to fill the M shell. Calculate the atomic number of element 'X'.

A Mars Rover discovered an element X. On analysis using Bohr’s atomi

1.	A Mars Rover discovered an element X. On analysis using Bohr’s atomic model, it was found that K and L shells of the given element were completely filled, whereas ten more electrons were required to fill the M shell. Calculate the atomic number of element 'X'.
Answer» A Mars Rover discovered an element X. On analysis using Bohr’s atomic model, it was found that K and L shells of the given element were completely filled, whereas ten more electrons were required to fill the M shell. Calculate the atomic number of element 'X'.