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The phenomenon of radioactivity was disc...

The phenomenon of radioactivity was discovered by

A

Madam curie

B

Pierre curie

C

Henry Becquerrel

D

Rutherford

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NCERT GUJARATI-NUCLEAR CHEMISTRY-SELF EVALUATION
  1. The phenomenon of radioactivity was discovered by

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  2. The most penetrating radiations are

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  3. In the nuclear reaction, 92^(X^(232))rarr 89^(Y^(220)), the number of ...

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  4. Which one of the following particles is used to bombard 13^(Al^(27)) t...

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  5. The reaction 5^(B^(8))rarr4^(Be^(8)) takes place due to

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  6. Radioactivity is due to

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  7. In the nuclear reaction, 92^(X^(232))rarr 89^(Y^(220)), the number of ...

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  8. 92^(U^(235)) nucleus absorbs a neutron and disintegrates into 54^(Xe^(...

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  9. Loss of a beta-particle is equivalent to

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  10. Which of the following is used as neutron absorber in the nuclear reac...

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  11. What is half life period.

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  12. Write two difference between chemical reaction and nuclear reaction.

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  13. What is Q value of a nuclear reaction?

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  14. State two uses of radio carbon dating.

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  15. How many alpha and beta particles will be emitted by an element 84^(A^...

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  16. Calculate the decay constant for Ag^(108) if its half life is 2.31 min...

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  17. Complete the following nuclear reactions (i) 18^(Ar^(40)) + ? ra...

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  18. Calculate the number of alpha and beta particles emitted in the conver...

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  19. The atomic mass of Th is 232 and its atomic number is 90. In terms of ...

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  20. Calculate the average life of 79A^(Au^(198)) leaving t^(1//2) = 150 da...

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