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Element 109
109.Meitnerium
Meitnerium is an elemental metal belonging to group nine of the periodic table. It is also known as Ununennium, and its symbol is Mt. This silvery-white metal was discovered in the year 1982 by a team of German scientists headed by Peter Armbruster and Gottfried Munzenberg at the I......
1032 
Oliver
Selenium and Tellurium Extraction by Chlorination
Selenium Purification by Chloride Method
Selenium is a trace element essential for human health. It is a natural component of some foods, and is present in drinking water in varying concentrations throughout the world. Selenium works in conjunction with other essential nutrients, especially vitam......
selenium
，包括硒
Selenium
Selenium is an essential trace mineral that can be found in foods such as nuts, grains, and seafood. It plays an important role in many cellular processes, as it is a key component of certain enzymes that act as antioxidants, helping to protect the body from free radicals and ot......
Separation and purification of rare earth elements
Rare Earth Elements Separation and Purification
Rare earth elements are a group of 17 chemical elements found in the periodic table whose unique properties make them essential for technologies ranging from renewable energy to healthcare applications. With ever increasing demand for the elements, ......
boron
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Boron
Boron is a chemical element with the symbol B and atomic number 5. It’s an essential element for life, and is found in the environment, food, and in the human body. Boron is a semi-metallic element and is often found in combination with oxygen, hydrogen, and other elements.
Boron is use......
Extraction of Indium by Ion Exchange Method
Ion Exchange Method
Ion exchange methods are a chemical process used to extract impurities from a substance. They involve the use of a small monomolecular layer of ion exchange resin, which can be used to separate and remove impurities from solutions. This process is widely used in many industrie......
High Purity Selenium
Selenium is a trace element that is essential to human and animal health. It is essential for the production of several enzymes, as well as for protection against oxidative stress and cancer. Selenium also plays a role in thyroid hormone metabolism and regulation of cell growth and differentiation......
noble metal catalyst
Noble Metals-Based Catalysis
Noble metal based catalysis refers to a variety of chemical reactions that involve the use of catalysts containing noble metals, such as gold, palladium, and platinum, which are capable of facilitating and speeding up the rate of a reaction. The primary benefit of uti......
Nickel Basics
Nickel
Nickel is a chemical element with the symbol Ni and atomic number 28. It is a silvery-white lustrous metal with a slight golden tinge. Nickel belongs to the transition metals and is hard, malleable, ductile, and has a moderately high melting point. Pure nickel is a bit harder than iron an......
heavy metal copper
Introduction
Copper is one of the most important metals of modern civilization and has been in use for thousands of years. Not only is copper appreciated for its beauty, but it is also valued for its extensive uses. As a metal, copper has electrical, thermal and mechanical properties, which makes......
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