Lutetium is a silver-white metal , very rare in nature, heavy, hard and very expensive. Lutetium is a chemical element of the Lu symbol belonging to the lanthanide group of the periodic table.
What type of metal is lutetium?
Lutetium (Lu), chemical element, a rare-earth metal of the lanthanide series of the periodic table, that is the densest and the highest-melting rare-earth element and the last member of the lanthanide series. In its pure form, lutetium metal is silvery white and stable in air.
What group number is lutetium in?
| Group Lanthanides 1663°C, 3025°F, 1936 K | Period 6 3402°C, 6156°F, 3675 K | Block f 9.84 | Atomic number 71 174.967 | State at 20°C Solid 175 Lu |
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Is lutetium a metal or nonmetal?
Lutetium is a chemical element with the symbol Lu and atomic number 71. It is a silvery white metal , which resists corrosion in dry air, but not in moist air. Lutetium is the last element in the lanthanide series, and it is traditionally counted among the rare earths.
What element family is lutetium?
Please visit the Lutetium element page for information specific to the chemical element of the periodic table. Lutetium atom is a lanthanoid atom and a d-block element atom. An element of the rare earth family of metals .
Why is lutetium so expensive?
Fast Facts: The Most Expensive Natural Elements
If you order 100 grams of lutetium, it will cost about $10,000 . Atoms of synthetic elements cost millions of dollars to produce. Sometimes they don’t even last long enough to be detected. Scientists only know they were there because of their decay products.
Which is the rarest element on the Earth?
A team of researchers using the ISOLDE nuclear-physics facility at CERN has measured for the first time the so-called electron affinity of the chemical element astatine , the rarest naturally occurring element on Earth.
Does the human body use lutetium?
Lutetium has no biological role but is said to stimulate the metabolism.
Where is lutetium found naturally?
Lutetium is never found in nature as the free element. Lutetium is found in the ores monazite sand [(Ce, La, etc.) PO 4 ] and bastn°site [(Ce, La, etc.)(
Is lutetium poisonous or hazardous?
Lutetium is mildly toxic by ingestion , but its insoluble salts are non-toxic. Like other rare-earth metals lutetium is regarded as having a low toxicity rating but it and its compounds should be handled with care.
What are 5 interesting facts about lutetium?
- Lutetium was the last natural rare earth element that was discovered. ...
- The element originally was named lutecium. ...
- Lutetium is the hardest lanthanide element.
- It’s also the most expensive lanthanide.
- Atoms of lutetium are the smallest of any lanthanide element.
What is the symbol of uranium?
Uranium- is a silver-fray metallic chemical element. Uranium is in the periodic table that has a symbol U and atomic number 92. It also has the highest atomic weight of the naturally occurring elements.
What does lutetium look like?
Lutetium is a silvery-white rare earth metal . The metal tarnishes slowly in air and burns at 150 o C to the oxide. It is the densest and hardest of the lanthanides.
How common is lutetium?
Lutetium is present in monazite to the extent of about 0.003 percent , which is a commercial source, and occurs in very small amounts in nearly all minerals containing yttrium.
How much lutetium is in the earth’s crust?
| Hydrogen 0.15% Niobium | Copper 0.0068% Thulium | Zinc 0.0078% Ytterbium | Gallium 0.0019% Lutetium | Germanium 0.00014% Hafnium |
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What reacts with lutetium?
Lutetium metal reacts with all the halogens to form lutetium(III) halides. So, it reacts with fluorine, F 2 , chlorine, Cl 2 , bromine, I 2 , and iodine, I 2 , to form respectively lutetium(III) bromide, LuF 3 , lutetium(III) chloride, LuCl 3 , lutetium(III) bromide, LuBr 3 , and lutetium(III) iodide, LuI 3 .
