Atomic Structure The concept of the atom has existed since the 5th century BC, but it was not until the beginning of the 19th century that this concept was developed into a scientific theory. Almost as soon as the modern atomic theory was established, it was discovered that atoms were not the basic building blocks that were being sought. Instead, atoms consist of electrons that are bound to a tiny nucleus. The nucleus is made of neutrons and protons. For some time it seemed possible that these objects could be the fundamental building blocks, but in the 1960s it was found that the n....

Number Of Words: 842

Number Of Pages: 4

Join today and get unlimited access to our vast database of student-written essays and term papers. This paper along with over 45,000 other papers are available in our member's area right now. Full instant access is just seconds away! Membership Options Price 1 month  subscription $18.95 recurring        3 months subscription $34.95 recurring        6 months subscription $59.95 non-recurring