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Hydrogen Spectra

Which of the ...

Question

Which of the following is accompanied by the characteristic X-ray emission?

A

α -

particle emission

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B

Electron emission

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C

Positron emission

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D

K-electron capture

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Solution

The correct option is D K-electron capture
In X-ray emission , first a electron is removed from inner shell by the attacking electron. Then vacant inner shell is full filled by outer shell electron. that is called K- capture.
So, the answer is option (D).

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