Nobelium is a member of the actinoids family (period 7).
Nobelium is a member of the actinoids family: before nobelium in the periodic table is mendelevium and after nobelium is lawrencium. It is supposed that nobelium is similar to ytterbium.
Nobelium is a radioactive, artificial chemical element.
Nobelium is an artificial chemical element, atomic number 102.
Nobelium is an element, so it is a pure substance made of nobelium.
Nobelium is an artificial chemical element, radioactive, unstable, atomic number 102, member of the actinoids family, obtained by nuclear reactions only in infinitesimal quantities, etc.
Nobelium is an artificial element.
The family name for nobelium is the actinide family.
Nobelium is an artificial element; it is prepared only by nuclear reactions in accelerators.
Nobelium is an artificial element.
Nobelium has 102 protons.
Nobelium is an artificial chemical element.
The Synthetic Element Nobelium was named for Him.