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The inert gas obtained from monazite sen...

The inert gas obtained from monazite send is :

A

He

B

Ne

C

Ar

D

Kr

Text Solution

Verified by Experts

The correct Answer is:
A
He' was believed to be the decay product of radio elements like Thorim, Uranium and radium. Minerals like pitch blende and `""_(88)Ra^226 to ""_(86)Ra^222 + ""_2He^(4)` monozite sand
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