Terbium (Tb) is found in many minerals such as xenotime, euxenite, and gadolinite.
See more information at related link listed below:
Yttrium (symbol Y) is a metal. It belongs to transition metal series.
Te = Terbium. Lanthanoid atomic # 65 Mass # 158.92 [Xe] 4f9 6s2
Nearly all, 99.988%, of tantalum found in nature is stable. The natural radioactive isotope, 180mTa, accounts for 0.012% of it, and is believed to have a very long half life of about 1,200,000,000,000,000 years. Like all elements, tantalum has synthetic radioactive isotopes.
The sixty-fifth element in the periodic table is terbium, which has the atomic number 65 and symbol Tb. It is a rare earth metal that is commonly used in electronic devices and lighting applications.
It would be a solid.Melting Point: 1360.0 °C - 1633.15 °KBoiling Point: 3041.0 °C - 3314.15 °KAverage room temperature is around 23 degrees Celsius. So hopefully your room isn't in the center of the Earth.
Terbium has 65 electrons
You can find them in the x-3 and x-4 maps.
Green trichromatic
Terbium is flammable and burns with a yellowish flame.
The atomic mass of terbium is 158.92
The symbol for the element Terbium is Tb
The atomic weight of terbium is 158.93 amu.
Terbium is in the period 6 and is a member of lanthanoids family.
Terbium has a group number of 3.
Scandium is element 21, and terbium is element 65.
Berkelium has the electronegativity 1,3 in the L. Pauling scale; terbium has an electronegativity of 1,1. Berkelium is more reactive than terbium.
The element terbium was discovered in 1843 by Carl Gustaf Mosander, a chemist living in Sweden. Terbium has the symbol Tb and its atomic number is 65.