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Jons Jakob Berzelius (Sweden) in 1815 observed a new oxide in a mineral and proposed the name thorium for the metal.
In 1824 Berzelius renounced to this hypothesis.
But in 1829, after new studies he published a scientific article about the new element thorium.
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∙ 12y ago
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∙ 14y agoThallium was spectroscopically discovered in 1861 by English chemist, Sir William Crookes.
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∙ 9y agoPaul-Emile Lecoq de Boisbaudran was the French chemist who discovered the element Gallium. He also discovered the elements Samarium and Dysprosium.
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∙ 14y agoThe major source of commercial thallium is the trace amounts found in copper, lead, zinc, and other sulfide ores.
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∙ 14y agoThulium was discovered by Swedish chemist Per Teodor Cleve in 1879.
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∙ 9y agoTechnetium was discovered by Emilio Segre and Carlo Perrier in 1936 at the University of Palermo, Sicily, Italy.
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∙ 14y agonothing!!!!!
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Who discovered thullium?
Thulium was discovered by Swedish chemist Per Teodor Cleve in 1879.
What family does thulium belong to?
Thulium belongs to the Lanthanide family. Thulium is a silvery metal, so soft it can be cut with a knife. Thulium is stable in air, but reacts slowly with water, and rapidly with acids.
What is the thulium family name?
Thulium is an lanthanide element with atomic number 69.
What is the chemical symbol for thulium?
The symbol for tantalum is Ta.
Does thulium have an odor?
No.
What is the atomic number of thulium?
Thulium, with the chemical symbol Tm, is the chemical element with the atomic number 69.
Is thulium a metal nonmetal metalloid?
Thulium--Tm, atomic number 69--is a silvery-white metal.
What is thulium named after?
syke
How many electrons protons and neutrons does thulium has?
69 protons, 69 electrons Thulium-169 isotope has 100 neutrons
What is the atomic mass of thulium?
168.93
Many neutron does Thulium have?
300 :)
How many shells does thulium have?
6
