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A radioactive substance is oxidised. Wha...

A radioactive substance is oxidised. What changes would you expect to take place in the nature of radioactivity ? Explain your answer.

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The correct Answer is:
no change because radioactivity is a nuclear phenomenon
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ICSE-RADIOACTIVITY-EXERCISE-12(A)
  1. Name the atoms of a substance having same atomic number, but different...

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  2. What is meant by Radioactivity ?

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  3. A radioactive substance is oxidised. What changes would you expect to ...

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  4. A radioactive source emits three type of radiations. (a) Name the th...

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  5. Answer the following questions. (a) Name the radiation of zero mass....

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  6. The diagram in Fig. shows a radioactive source S placed in a thick lea...

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  7. Fig. 12.8 shows a mixed source R of alpha and beta particles in a thic...

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  8. Explain why alpha and beta particles are deflected in an electric or a...

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  9. Explain why alpha and beta particles are deflected in an electric or a...

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  10. State following four properties each of alpha, beta and gamma radiatio...

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  11. Compare the ionising power of alpha, beta and gamma radiations.

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  12. State the speed of each of alpha, beta and gamma radiations.

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  13. (a) What is the composition of alpha, beta and gamma radiations? (b) C...

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  14. How are gamma radiations produced ? Mention two common properties of t...

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  15. An alpha-particle captures (i) one electron, (ii) two electrons. In ea...

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  16. Radioactivity is a nuclear phenomenon'. Comment on this statement.

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  17. What kind of change takes place in a nucleus when a gamma-particle is ...

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  18. A certain radioactive nucleus emits a particle that leaves its mass nu...

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  19. What happens to the (i) atomic number, (ii) mass number of the nucleus...

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  20. What happens to the position of an element in the periodic table when ...

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