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In a radioactive decay, an emitted elect...

In a radioactive decay, an emitted electron comes from

A

nucleus of the atom

B

the orbital with principal quantum number 1

C

inner orbital of atoms

D

the outermost shell of atom

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The correct Answer is:
A
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DINESH PUBLICATION-NUCLEAR AND RADIO CHEMISTRY-Revision Questions from Competitive Exams
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  8. Which of the following is (n,) type rection ?

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  10. In radioactive transformation ""(92)U^(235) to ""(82)Pb^(206) , the nu...

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  13. Isotopes of elements were discovered by

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  17. After emission of one alpha particle followed by one beta-particle fro...

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  18. Heavy water is used as moderator in a nuclear reactor. The function of...

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