Molybdenum(Mo) is the 42nd element in the periodic table and its symbol is ‘Mo’. The electron configuration of molybdenum and the orbital diagram is the main topic in this article….

Niobium(Nb) is the 41st element in the periodic table and its symbol is ‘Nb’. The electron configuration of niobium and the orbital diagram is the main topic in this article….

Zirconium(Zr) is the 40th element in the periodic table and its symbol is ‘Zr’. The electron configuration of zirconium and the orbital diagram is the main topic in this article….

Yttrium(Y) is the 39th element in the periodic table and its symbol is ‘Y’. The electron configuration of yttrium and the orbital diagram is the main topic in this article….

Strontium(Sr) is the 38th element in the periodic table and its symbol is ‘Sr’. The electron configuration of strontium and the orbital diagram is the main topic in this article….