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 corrosion-resistant and malleable metal.

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

Get the facts about element Holmium (Ho) [67] from the periodic table. Find physical data, electron configuration, chemical properties, aggregation states, isotope data (including decay trees) as well as some historic information.

2023年7月7日 · Holmium is a chemical element with an atomic number of 67 and is represented by the symbol ‘Ho’ in the periodic table. It is soft and silvery-white in appearance and classified as rare earth metal and belongs to the f-block of the lanthanide group of the periodic table.

Holmium is a chemical element of the periodic table with chemical symbol Ho and atomic number 67 with an atomic weight of 164.93 u and is classed as a lanthanide.

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 protons and ninety-eight neutrons in its nucleus, and sixty-seven electrons in six shells.

Holmium is used to create the strongest artificially generated magnetic fields, when placed within high-strength magnets as a magnetic pole piece. It is one of the colorants used for cubic zirconia and glass, providing yellow or red coloring. Holmium isotopes are good neutron absorbers and are used in nuclear reactor control rods.

General Holmium is a chemical element with the element symbol Ho and the atomic number 67. In the periodic table it is in the group of lanthanides and is therefore one of the rare earth metals. In 1878, the Swiss chemists Marc Delafontaine and Jacques-Louis Soret discovered the element spectroscopically through its deviating absorption lines.

El Holmio es un elemento químico de la tabla periódica con símbolo químico Ho y número atómico 67 con un peso atómico de 164.93 u y está clasificado como lantánidos. El Holmio es sólido a temperatura ambiente.

Holmium (Ho) is a chemical element with atomic number 67. It is one of the rare earth metals. It was discovered by Swedish chemist Per Teodor Cleve, and is named after his home town, Stockholm, which is called Holmia in Latin. The only naturally occurring holmium isotope is 165 Ho, with 67 protons and 98 neutrons.