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How did scientist discover protactinium?
Crookes observed the first an isotope of protactinium but neglected this.Fajans and Gohring discovered another isotope and confirmed protactinium as new element.
where was the element protactinium found?
Protactinium was first discovered in 1913 in Germany by Kasimir Fajans and Oswald Helmuth Göhring. It was later independently discovered in 1917 in the United States by John Arnold Cranston and Frederick Soddy.
When was Protactinium discovered?
The first isotope of protactinium (234mPa) was discovered by Kasimir Fajans and Otto Gohring in 1913. The isotope 231Pa of protactinium was discovered by Austrian/Swedish physicist Lise Meitner and by Otto Hahn, a German physical chemist in 1918 and simultaneously by Frederick Soddy and John Cranston. Who named it? The International Union of Pure and Applied Chemistry (IUPAC) often discusses the appropriate name for an element.
Where was protactinium found?
The first isotope of protactinium (234mPa) was discovered by Kasimir Fajans and Otto Gohring in 1913 (Germany). The isotope 231Pa of protactinium was discovered by Austrian/Jewish physicist Lise Meitner and by Otto Hahn, a German physical chemist in 1918 and simultaneously by Frederick Soddy and John Cranston (England). Protactinium exist in extremely low concentrations in uranium ores (approx. 3 mg/kg).
Why is the symbol for protactinium pa?
The chemical symbol for protactinium is Pa because Pr, Po, and Pt were already taken. Protactinium was discovered in 1913. Praseodymium (Pr, discovered in 1885), polonium (Po, discovered in 1898), and platinum (Pt, known at least since the 1500s) were already discovered and named. The symbol Pa uses the first unused letter (a) in protactinium's name.
Who founded protactinium and where they founded it?
The first isotope of protactinium (234mPa) was discovered by Kasimir Fajans and Otto Gohring in 1913 (Germany). The isotope 231Pa of protactinium was discovered by Austrian/Jewish physicist Lise Meitner and by Otto Hahn, a German physical chemist in 1918 and simultaneously by Frederick Soddy and John Cranston (England). Protactinium exist in very low concentrations in uranium ores.
Why is protactinium called protactinium?
The name protactinium is derived from the Greek language words protos (the first) and aktos (radiation). Also protactinium disintegrate to actinium - it is protos for actinium.
Is protactinium magnetic?
Protactinium is paramagnetic.
Is protactinium corrosive?
Protactinium is not corrosive.
What is made from protactinium?
Nothing is made from protactinium.
Is protactinium metal?
yes, protactinium is a metal
When was protactinium made?
Protactinium is a natural chemical element; but protactinium can be obtained artificially by nuclear reactions from 232Th.
