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Terbium is a chemical element; it has the symbol Tb and atomic number 65. It is a silvery-white, rare earth metal that is malleable and ductile. The ninth member of the lanthanide series, terbium is a fairly electropositive metal that reacts with water, evolving hydrogen gas.

Interactive periodic table showing names, electrons, and oxidation states. Visualize trends, 3D orbitals, isotopes, and mix compounds. Fully descriptive writeups.

Element Terbium (Tb), Group 19, Atomic Number 65, f-block, Mass 158.925. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

The elements of the periodic table sorted by atomic mass click on any element's name for further information on chemical properties, environmental data or health effects. This list contains the 118 elements of chemistry.

Dec 7, 2019 · Terbium is a soft, silvery rare earth metal with element symbol Tb and atomic number 65. It isn't found free in nature, but it occurs in many minerals and is used in green phosphors and solid state devices.

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Apr 9, 2020 · Terbium is a chemical element with the atomic number 65 in the periodic table. It’s one of the least plentiful rare-earth metals that occur in Earth’s crust. Located between the elements gadolinium and dysprosium, terbium is classified as a member of the lanthanide series of the periodic table.

The Chemistry Division's Periodic Table describes the history, properties, resources, uses, isotopes, forms, costs, and other information for each element.

Interactive periodic table with data on all 118 elements. View atomic mass, electron configuration & properties. Free chemistry learning tool for students.