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Why is a .(2)^(4)He nucleus more stable ...

Why is a `._(2)^(4)He` nucleus more stable than a `._(3)^(4)Li` nucles ?

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Assertion: Lower value of binding energy per nucleon indicates greater stability. Reason : Binding energy per nucleon of ._(3)Li^(7) is greater than that of ._(2)He^(4) . Hence ._(3)Li^(7) is less stable than ._(2)He^(4) .

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MODERN PUBLICATION-NUCLEI-REVISION EXERCISES (VERY SHORT ANSWER QUESTIONS)
  1. Two nuclie have mass numbers in the ratio 1:2. What is the ration of t...

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  2. Two nuclei have mass number in the ratio 1:8. What is the ratio of the...

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  3. Why is a .(2)^(4)He nucleus more stable than a .(3)^(4)Li nucles ?

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  4. Why is density of a nucleus much more than the atomic density?

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  5. Draw the plot of binding energy per nucleon as a function of mass numb...

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  6. MASS DEFECT

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  7. Binding energy of a nucleus is.

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  8. What is Mass defect, binding energy and binding energy per nucleon?

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  9. How many electrons, protons and neutrons are there in 16 g of ""^(8)o(...

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  10. What is the value of binding energy per nucleon in case of ""(92)U^(23...

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  11. Who discovered radioactivity?

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  12. Why tritium and plutonium are not found in observable quantities in na...

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  13. Amongst alpha,beta and gamma-particles, alpha-particle has maximum pen...

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  14. What do you mean by half-life of a radioactive substance ?

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  15. Write the relation between Half-Life and Mean-Life of radio active ele...

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  16. Define the activity of a radionuclide. Write its SI unit. Give a plot ...

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  17. 1 Decay per second are equivalent to what unit of radioactivity?

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  18. By which process does a cobalt nucleus change into a nickel nucleus?

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  19. एक रेडियोसक्रिय पदार्थ की सक्रियता 1 रदरफोर्ड हैं पदार्थ में प्रति सेक...

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  20. Calculate the energy equivalent of 1 a.m.u. in MeV

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