Usually, we donât know the specific cause of an individual patientâs thyroid cancer. The majority of thyroid cancer has no apparent cause, and thyroid cancer can occur in anyoneâ¦ Thyroid cancer is also more likely to occur if you have a family member who has had thyroid cancer.
Share. Here is a list of noble metals, which are metals that resist oxidation and corrosion. Some lists include mercury as a noble metal. Sometimes rhenium is considered a member of the noble metal group. By Anne Marie Helmenstine, Ph.D.
The noble gases (arranged in order of increasing atomic weight) are helium, neon, argon, krypton, xenon and radon. Helium, neon and argon are the three noble gases with the lowest atomic masses. Helium, Neon, Argon. Helium, neon, and argon are the three lightest members of the noble  gases. Hydrogen is the lightest of all elements. According to the Periodic  Table, its atomic weight is 1.00794 u, even lighter than helium.