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When an alpha - particle is emitted from...

When an `alpha` - particle is emitted from a uranium nucleus (atomic no. 92, mass number 238), a new nucleus is formed. From this nucleus a `beta`-particle is also emitted. Wha will be the atomic number and mass number of the final nucleus ?

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CHHAYA PUBLICATION-ATOMIC NUCLEUS-EXERCISE
  1. What is the relation between half-life and decay constant of a radioac...

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  2. When a beta-particle is emitted from the radioactive isotope .15P^32 ,...

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  3. When an alpha - particle is emitted from a uranium nucleus (atomic no....

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  4. What are the atomic number and the mass number of the plutonium isotop...

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  5. Which fundamental particle was first discovered from artificial trans...

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  6. .1H^2 + .1H^3 to .2He^4 +

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  7. Write down the decay scheme of a free neutron

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  8. .1H^1 + .1H^1 + .1H^1 + .1H^1 to .2He^4 + 2 .

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  9. What are thermal neutrons ? Why are neutrons considered as ideal parti...

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  10. What are the basic differences between natural and artificial radioac...

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  11. .1H^2 + .1H^2 to .2He^4+Q. In this reaction the masses of deuterium an...

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  12. What are the similarities and dissimilarities of the nuclei of two iso...

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  13. An artificial radioisotope .15P^31 can be prepared by disintegrating ....

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  14. From the nucleus of a Polonium atom .84Po^218, an alpha-particle and t...

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  15. In a radioactive disintegration a nucleus emits an alpha-particle firs...

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  16. Mass of a proton or a neutron is approximately 939 MeV, but unified at...

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  17. Half-life of radium is 1622 years'- what do you mean by this statement...

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  18. Positively charged protons and neutral neutrons are packed inside the ...

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  19. Complete the nuclear reaction and explain the result thus obtained : ....

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  20. Explain why nuclear fission should precede nuclear fusion ?

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