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Which of the following cannot be emitted...

Which of the following cannot be emitted by radioactive substances during their decay ?

A

Neutrinos

B

Protons

C

Electrons

D

Helium nuclei

Text Solution

Verified by Experts

The correct Answer is:
b
Protons are not emitted by radioactive substances during their decay.
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NCERT FINGERTIPS-NUCLEI-Radioactivity
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  2. The count rate from 100cm^(3) of a radioactive liquid is c. Some of th...

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  3. The variation of decay rate of two radioactive samples A and B with ti...

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  4. A sample of radioactive material has mass m, decay constant lambda, an...

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  5. Two radioactive substance A and B have decay constants 5 lambda and la...

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  6. Plutonium decays with half life of 24000 years. If plutonium is stored...

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  7. A fraction f1 of a radioactive sample decays in one mean life, and a f...

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  8. The activity of a radioactive sample is measures as N0 counts per minu...

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  9. The number of beta particles emitter by radioactive substance is twice...

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  10. During negative B decay, an anti- neutrino is also emmited along with ...

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  11. Which of the following cannot be emitted by radioactive substances dur...

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  12. A radioactive decay can form an isotope of the original nucleus with t...

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  13. Pick out the incorrect statement from the following .

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  14. Consider alpha-, beta- particles and gamma- rays, each having an energ...

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  15. The electron emitted in beta radiation originates from

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  16. Radioactive .27^60Co is transformed into stable .28^60Ni by emitting t...

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  17. Complete the series .^6He to e^(-) + .^6Li+

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  18. A nucleus of Ux1 has a half life of 24.1 days. How long a sample of Ux...

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  19. An element A decays into element C by a two-step process : A rarr B ...

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  20. The equation 4H^(+) rarr (2)^(4) He^(2+) + 2e bar + 26 MeV represent...

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