Chemistry, asked by harithachinni87, 9 months ago

What is the 91element

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Answered by 165

Explanation:

Protactinium (atomic number 91) is a metal discovered by Oswald Gohring and Kasimir Fajans in 1913. ... This metal is found in uranium ores while its isotopes are present in uranium-238 and uranium-235. Protactinium is a rare metal that reacts with inorganic acids, water vapor, and oxygen.

Answered by prasanthnaidu2005

Protactinium

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