Bismuth is an element of the periodic table with an atomic number of 83. Its sulfide and oxide are some of its commercial ores. It is a brittle white metal with a pinkish tinge. It is located in Group V of the Periodic Table with nitrogen, phosphorus, arsenic, and antimony. It resembles antimony in its mode of occurrence but is less common. The content of bismuth in the earth’s crust has been estimated(229)to be 0.00002 weight %, about the same abundance as silver.