Asked by: Silene Wavrant
science chemistry

Why is thulium called thulium?

Last Updated: 21st May, 2020

Word origin: Thulium is named for Thule, the earliest name for Scandinavia. Discovery: This rare earth was discovered by Sweedish chemist Per Teodor Cleve in 1879. The soft and malleable silver-gray element can be cut with a knife. Natural thulium is stable.

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Likewise, how did thulium get its name?

Thulium was given its name in honor of the earliest name for Scandanavia, Thule. The element was discovered and named by Swedish chemist Per Teodor Cleve (1840-1905) in 1879. Cleve made his discovery while studying the mineral erbia. The more common chemical name for the group of rare earth elements is the lanthanides.

Similarly, how was Thulium discovered? Thulium was discovered by Swedish chemist Per Teodor Cleve in 1879 by looking for impurities in the oxides of other rare earth elements (this was the same method Carl Gustaf Mosander earlier used to discover some other rare earth elements). Cleve started by removing all of the known contaminants of erbia (Er2O3).

Furthermore, where is thulium found?

The element is never found in nature in pure form but it is found in small quantities in minerals with other rare earths. It is principally extracted from monazite, which contains about 0.007% of thulium and bastnasite (about 0.0008%). The chief ores are in China, US, Brazil, India, Sri lanka and Australia.

Is thulium a metalloid?

The chemical element thulium is classed as a lanthanide and rare earth metal. It was discovered in 1879 by Per Teodor Cleve.

Data Zone.

Classification: Thulium is a lanthanide and rare earth metal
Melting point: 1550 oC, 1823 K
Boiling point: 1950 oC, 2223 K
Electrons: 69
Protons: 69

Related Question Answers

Electo Hervo


Does the human body use Thulium?

Thulium is used in lasers with surgical applications. Thulium has no known biological role. It is non-toxic. Thulium is found principally in the mineral monazite, which contains about 20 parts per million.

Ngagne Walz


How much does thulium cost per gram?

Thulium metal costs $50/g. Thulium can be isolated by reduction of the oxide with lanthanum metal or by calcium reduction of a closed container. The element is silver-gray, soft, malleable, and ductile, and can be cut with a knife.

Pantaleon Veithen


Is thulium rare or common?

Thulium is the least abundant of the rare earth elements, but with new sources recently discovered, it is now considered to be about as rare as silver, gold or calcium. Thulium is very difficult to separate from the other elements because it is so similar in size.

Soren Thirlwell


Is thulium flammable?

Thulium was discovered by Per Theodore Cleve (SE) in 1879. Named after Thule, an ancient name for Scandinavia. It is a soft, malleable, ductile, silvery metal that tarnishes in air and reacts with water. Thulium dust is flammable.

Irune Faterio


What state of matter is thulium at room temperature?

Thulium is ductile and malleable and has a silver luster. It has a hexagonal close-packed structure and three oxidation states - 4, 3, and 2. This element is solid at room temperature and has a boiling point of 3536 F (1947 °C) and melting point of 2813 °F (1545 °C).

Chaker Delvalle


What is the density of thulium?

Density of Thulium is 9.321g/cm3.

Al Cloarec


What is the texture of thulium?

The key properties of thulium include: It is a silvery metal that can be cut with a knife due it its soft texture. It is easy to work with. It is ductile and malleable.

Georgianne Castiblanque


How does Thulium react with water?

Reaction of thulium with water
The silvery white metal thulium is quite electropositive and reacts slowly with cold water and quite quickly with hot water to form thulium hydroxide, Tm(OH)3, and hydrogen gas (H2).

Josefa Daverzhofen


Does the human body use erbium?

Erbium has no biological role even if it has been noted that it stimulates metabolism. It is difficult to determine the amount of erbium present in the human body.

Bienbenida Vertman


Hosam Vysotsky


What is yttrium used for?

Yttrium is often used as an additive in alloys. It increases the strength of aluminium and magnesium alloys. It is also used in the making of microwave filters for radar and has been used as a catalyst in ethene polymerisation. Yttrium-aluminium garnet (YAG) is used in lasers that can cut through metals.

Mumtaz Olders


Jamil Hempelmann


How many shells does thulium have?

Thulium: properties of free atoms. Thulium atoms have 69 electrons and the shell structure is 2.8.

Angelena Maruny


What is ytterbium?

Ytterbium has few uses. It can be alloyed with stainless steel to improve some of its mechanical properties and used as a doping agent in fiber optic cable where it can be used as an amplifier. One of ytterbium's isotopes is being considered as a radiation source for portable X-ray machines.

Vanetta Tumenov


Dickson Ben Haddou


How many protons and neutrons are in an atom of TM 170?

The nuclide Tm 170 is an isotope of the element thulium (atomic number 69, chemical symbol Tm). There are 170 nucleons in the nucleus consisting of 69 protons and 101 neutrons.

Jeisson Doran


Where was thallium first discovered?

Discovery of Thallium. Thallium was discovered by Sir William Crookes in 1861, in London.

Alicio Mehdaoui


What is the most useless element?

Protactinium. Though sandwiched between two very practical elements on the periodic table -- thorium and uranium -- protactinium is pretty much useless. The dearth of applications can primarily be attributed to the element's rarity -- it's present at only a few parts per trillion in Earth's crust.

Rahman Porkhunov


What is the strangest element?

Top 10 Strangest Elements on The Periodic Table
  • Number Ten: Gallium. Gallium is a soft metal sometimes used in electronics.
  • Number Nine: Copernicium.
  • Number Eight: Curium.
  • Number Seven: Francium.
  • Number Six: Ununbium.
  • Number Five: Bismuth.
  • Number Four: Sulphur.
  • Number Three: Helium.