Thallium (Tl) belongs to the Group 3 - Boron Family of elements. In the new IUPAC grouping, The Boron family is now Group 13.
The chemical symbol of thorium is Th.
California belongs to the actinide family, which is the 15-element series with atomic numbers 89 to 103 on the periodic table. These elements are known for their radioactive properties and include heavy elements such as uranium, thorium, and plutonium.
it belongs to a family
Thorium is a natural chemical element, a radioactive metal.
Thorium. Could have figured this one out for yourself
Thorium is a member of actinoids family.
Thorium is a natural chemical element.
The chemical symbol of thorium is Th.
Thorium: natural chemical element, metal, solid, radioactive, actinoids family, period 7, atomic number 90, used in breeder reactors, etc.
California belongs to the actinide family, which is the 15-element series with atomic numbers 89 to 103 on the periodic table. These elements are known for their radioactive properties and include heavy elements such as uranium, thorium, and plutonium.
carbon family
Hydrogen
Thorium (Th) is a member of the actinoids family.
Metals
AKEM
Thorium is a natural, radioactive, chemical element; chemically, thorium is homogeneous.
Thorium is a member of the actinoids family, period 7 in the periodic table of Mendeleev. The half life of 232Th is 1,405.1010 years.