niobium element

  • Niobium Element Facts chemicool

    Niobium is an element with the symbol 'Nb' having atomic number 41 It has a greyish white color and is ductile in nature This ScienceStruck post lists the characteristics facts and uses of this element

    [Get Price]
  • Niobium definition of niobium by The Free Dictionary

    Define niobium niobium synonyms niobium pronunciation niobium translation English dictionary definition of niobium n Symbol Nb A silvery soft rare ductile metallic element that occurs chiefly in columbite tantalite and is used in steel alloys arc welding and Niobium definition of niobium by The Free Dictionary https //www

    [Get Price]
  • Facts About Niobium Live Science

    Niobium is pronounced as ni OH bee um History and Uses The story of niobium's discovery is a bit confusing The first governor of Connecticut John Winthrop the Younger discovered a new mineral around 1734 He named the mineral columbite ((Fe Mn Mg)(Nb Ta) 2 O 6) and sent a sample of it to the British Museum in London England The

    [Get Price]
  • Niobium (Columbium) Chemical and Physical Properties

    Properties Platinum white with a bright metallic luster although niobium takes on a bluish cast when exposed to air at room temperatures for a long time Niobium is ductile malleable and highly resistant to corrosion Niobium does not naturally occur in the free state; it is usually found with tantalum

    [Get Price]
  • Niobium (Nb) | AMERICAN ELEMENTS

    Niobium Properti Niobium is a Block D Group 5 Period 5 element The number of electrons in each of niobium's shells is 2 8 18 12 1 and its electronic configuration is [Kr] 4d 4 5s 1The niobium atom has a radius of 1429pm and its Van der Waals radius is 200pmIn its elemental form CAS 7440 03 1 niobium has a gray metallic appearance

    [Get Price]
  • Niobium | The Periodic Table at KnowledgeDoor

    Our niobium page has over 240 facts that span 92 different quantiti Each entry has a full citation identifying its source Areas covered include atomic structure physical properties atomic interaction thermodynamics identification atomic size crystal structure history abundances and nomenclature

    [Get Price]
  • Niobium Wikipedia

    Niobium formerly known as columbium is a chemical element with the symbol Nb (formerly Cb) and atomic number 41 Niobium is a light grey crystalline and ductile transition metalPure Niobium has a hardness similar to that of pure titanium [contradictory] and it has similar ductility to ironNiobium oxidizes in the earth's atmosphere very slowly hence its application in jewelry as a

    [Get Price]
  • What is Niobium? Uses Information & Facts | Study

    Up until about 1950 niobium was referred to as columbium with the chemical symbol Cb in the USA and Europe referred to it as niobium Eventually scientists agreed that the element should be

    [Get Price]
  • Niobium Simple English Wikipedia the free encyclopedia

    Niobium is a chemical elementIt is sometimes named columbiumIt has the chemical symbol NbIt has the atomic number 41 It is a rare metalNiobium is soft and grey It is ductileIn chemistry it is placed in a group of metal elements named the transition metalsNiobium was discovered in a variety of a mineral called columbite (now called niobite)

    [Get Price]
  • Niobium Periodic Table

    Niobium is a chemical element with atomic number 41 which means there are 41 protons and 41 electrons in the atomic structure The chemical symbol for Niobium is Nb Niobium Periodic Table Niobium is a chemical element with atomic number 41 which means there are 41 protons and 41 electrons in the atomic structure

    [Get Price]
  • Niobium Elements Database

    In 1801 Charles Hatchett who discovered niobium reported a new element that was similar to tantalum In 1846 William Wollaston wrongly assumed that columbium and tantalum were identical A series of studies were conducted between 1846 and 1865 and the findings confirmed that columbium and niobium were the same element

    [Get Price]
  • XPS Interpretation of Niobium

    Niobium is chemically very close to tantalum Niobium is a compound in some stainless steels and is an alloy of other nonferrous metals such as those used in pipeline construction This element is a Type II superconductor which means that it remains a superconductor even in high magnetic fields

    [Get Price]
  • What Is Niobium Innovate with Niobium CBMM

    Niobium is a naturally occurring element It is a readily available reliable soft metal that is ductile malleable and highly resistant to corrosion Because it enhances properties and functionality niobium is used in a wide range of materials and applications

    [Get Price]
  • Niobium | Definition of Niobium by Merriam Webster

    Niobium definition is a lustrous light gray ductile metallic element that resembles tantalum chemically and is used in alloys a lustrous light gray ductile metallic element that resembles tantalum chemically and is used in alloys See the full definition SINCE 1828 Menu

    [Get Price]
  • Niobium Wikipedia

    Niobium formerly known as columbium is a chemical element with the symbol Nb (formerly Cb) and atomic number 41 Niobium is a light grey crystalline and ductile transition metalPure Niobium has a hardness similar to that of pure titanium [contradictory] and it has similar ductility to ironNiobium oxidizes in the earth's atmosphere very slowly hence its application in jewelry as a

    [Get Price]
  • WebElements Periodic Table » Niobium » historical information

    Hatchett called the new element columbium He was not able to isolate the free element There was then considerable confusion concerning the distinction between niobium and tantalum as they are so closely related This confustion was resolved by Heinrich Rose who named niobium and Marignac in 1846

    [Get Price]
  • Niobium Periodic Table

    Niobium is a chemical element with atomic number 41 which means there are 41 protons and 41 electrons in the atomic structure The chemical symbol for Niobium is Nb Niobium Periodic Table Niobium is a chemical element with atomic number 41 which means there are 41 protons and 41 electrons in the atomic structure

    [Get Price]
  • Niobium Facts Softschools

    Niobium (Nb) has an atomic number of forty one This shiny white member of the metallic elements was originally called columbium until its current name was adopted in 1950 There is only one known stable isotope of niobium Nb 93 There are a minimum of 32 known radioactive isotopes of niobium The

    [Get Price]
  • Niobium Facts Softschools

    Niobium (Nb) has an atomic number of forty one This shiny white member of the metallic elements was originally called columbium until its current name was adopted in 1950 There is only one known stable isotope of niobium Nb 93 There are a minimum of 32 known radioactive isotopes of niobium The

    [Get Price]
  • Niobium Facts Symbol Discovery Properties Uses

    Niobium Hydride is valued as a portable source of hydrogen [19] Niobium oxalate is used as a doping precursor in the PZT composition to enhance its piezoelectric properties [21] Niobium Fluoride is an effective catalyst for solvent free cyanosilylation of aldehydes [25]

    [Get Price]
  • Niobium (Nb) Chemical properties Health and

    Niobium Niobium is a rare soft malleable ductile gray white metal It has a body centered cubic crystalline structure and in its physical and chemical properties it resembles tantalumIt must be placed in a protective atmosphere when processed at even moderate temperatures because it tends to react with oxygen carbon the halogens nitrogen and sulfur

    [Get Price]
  • Niobium Price 2019 [Updated Daily] Metalary

    Niobium (symbol Nb; atomic number 41) is a metallic element with soft gray and ductile properti In nature it is often found along with pyrochlore mineral while its processed form is used in the manufacture of high grade structural steel and super alloys

    [Get Price]
  • Niobium (Columbium) and Tantalum Statistics and Information

    Niobium and columbium are synonymous names for the chemical element with atomic number 41; columbium was the name given in 1801 and niobium (Nb) was the name officially designated by the International Union of Pure and Applied Chemistry in 1950 Niobium in the form of ferroniobium is used worldwide mostly as an alloying element in steels and in superalloys

    [Get Price]
  • XPS Interpretation of Niobium

    Niobium is chemically very close to tantalum Niobium is a compound in some stainless steels and is an alloy of other nonferrous metals such as those used in pipeline construction This element is a Type II superconductor which means that it remains a superconductor even in high magnetic fields

    [Get Price]