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Protactinium ( /ˌproʊtækˈtɪniəm/ PROH-tak-TIN-ee-əm) is a chemical element with the symbol Pa and atomic number 91. It is a dense, silvery-gray metal which readily reacts with oxygen, water vapor and inorganic acids.

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What element's name comes from two Greek words that together mean the parent of actinium?

Protactinium. The name comes from the Greek words "protos" meaning first, and "actinium" which are the parent elements of protactinium in the decay chain.


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


Does protactinium react with water?

Protactinium is a highly reactive metal and it can react with water, particularly in its radioactive forms. This reaction can release hydrogen gas and produce protactinium hydroxide. However, protactinium is rare and not often encountered in everyday situations.


When was protactinium made?

Protactinium is a natural chemical element; but protactinium can be obtained artificially by nuclear reactions from 232Th.


What is the ionic charge of protactinium?

Valences of protactinium are: 2, 4,5.


What is protactinium made by?

Protactinium is a natural chemical element; but protactinium can be obtained artificially by nuclear reactions from 232Th.


What group number does protactinium belong to?

Protactinium is a member of the actinoids series.


What is the use of protactinium to the chicken?

Protactinium is a very rare, very poisonous and very expensive element present in certain uranium ores and only in very minuscule amounts. Assigned Atomic number is 91 and it is in class: Metal. Protactinium has no known uses other than for scientific research and would certainly not be wasted on a chicken.


What is the symbol for protactinium?

The chemical symbol for Protactinium is Pa.