Part one of term paper
is element number 54 on the periodic table of the elements. It has a mass of roughly 131 atomic mass units. There are 77 neutrons and 54 protons in the nucleus of the atom. The symbol for is Xe and it belongs to the family of elements called the noble gases. It is called a noble gas because the valance shell of one atom contains a full ...

Part two of term paper
... other noble gases were discovered by Sir William Ramsey and M.W. Travers from England in 1898. The two scientists discovered it mistakenly while experimenting with crude krypton, another noble gas. They were separating the elements in the crude krypton through a process called fractional distillation. In fractional distillation, the process separates two elements that have different boiling points. Basic-ally, when a sample is heated, the faster element leaves first, leaving the second elemen ...