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A radioactive element X decays to give t...

A radioactive element `X` decays to give two inert gases`X` is

A

`._(92)^(238)U`

B

`._(88)^(226)Ra`

C

`._(90)^(232)Th`

D

`._(89)^(227)Ac`

Text Solution

Verified by Experts

The correct Answer is:
b
`._(88)^(226)Ra rarr ._(2)^(4)He+._(86)^(22)Rn`
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