Your question makes no sense. Cancer is mutation of normal cells.
There is no such thing as a cancer atom as cancer is not an element or even a substance. Cancer is a disease. An atom can belong to only one element and cannot contain others.
The element that corresponds with the Cancer star sign is water. You can get more information about Cancer and other star signs at the Easy Calculation website. Once on the page, type "Zodiac" into the search field at the top of the page and press enter to bring up the information.
Californium
The Zodiac sign - and the constellation - are both known as Cancer the Crab.
cobalt
Surgery, radiation, and sound, are used to treat cancer.
Marie curie
Yes Cadmium is known to cause cancer.
The zodiac symbol for the cancer is the crab
Born on July 13th, 1965, an individual will be born under the sign of Cancer (a water element).
Not the modern variety but some of the older ones used the element Radium to generate the light and Radium is radioactive and can cause cancer.
Selenium