Holmium is a chemical element; it has symbol Ho and atomic number 67. It is a rare-earth element and the eleventh member of the lanthanide series. It is a relatively soft, silvery, fairly …

Holmium, chemical element, a rare-earth metal of the lanthanide series of the periodic table. Holmium is a moderately hard, silvery white metal that is relatively stable in air. It is a very …

Element Holmium (Ho), Group 19, Atomic Number 67, f-block, Mass 164.930. Sources, facts, uses, scarcity (SRI), podcasts, alchemical symbols, videos and images.

Holmium. Holmium is a chemical element with symbol Ho and atomic number 67. Classified as a lanthanide, Holmium is a solid at room temperature.

Holmium is a bright, soft, silvery-white, rare earth metal that is both ductile and malleable. It does not react in dry air at normal temperatures, but rapidly oxidizes to a yellow oxide (Ho 2 O 3 ) in …

Holmium is a bright silver lustrous metal. It is soft and corrosion resistant element. At standard temperature and pressure, it is stable in dry air. It oxidizes quickly in moist air and high …

Mar 5, 2014 · Holmium is a lanthanoid (4f) element and its preferred oxidation state is +3, as in its oxide Ho 2 O 3 and in HoF 3. In solution it exists as [Ho (H 2 O) 9] 3+ ions. When it comes to …

Mar 9, 2017 · Holmium is atomic number 67 with element symbol Ho. It is a rare earth metal belonging to the lanthanide series.

Holmium (pronunciation: HOHL-mee-em) is a silvery metal belonging to the group of lanthanides and represented by the chemical symbol Ho [1, 2]. It has one stable naturally occurring …

Holmium is the 67th element in the periodic table and has a symbol of Ho and atomic number of 67. It has an atomic weight of 164.93033 and a mass number of 165. Holmium has sixty-seven …