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What are isotopes? Give two examples....

What are isotopes? Give two examples.

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CENGAGE CHEMISTRY-RADIOACTIVITY-MANDATORY EXERCISE (SET II)
  1. Define radioactivity. Give the names of two naturally occurring radioa...

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  2. How would you distinguish between (a) Stable and unstable nucleus. ...

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  3. Give the charge and mass of alpha-,beta-,andgamma-rays.

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  4. Distinguish between the emission of alphaandbeta-rays.

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  5. Identify the following: (a) The particle with highest ionising power...

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  6. Explain why the penetrating power of alpha-particles is the lowest amo...

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  7. What is the position of daughter nucleus in the periodic table in rela...

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  8. Nucleus, although positively charged, emits negatively charged beta-pa...

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  9. What are isotopes? Give two examples.

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  10. Calculate the atomic number and mass number of the resulting element, ...

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  11. Calculate the number alpha-andbeta-particles emitted in the following ...

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  12. Write the balanced nuclear equations for the following processes: (a...

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  13. What particle is produced in the following decay reactions? (a) ""(1...

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  14. Mention three uses of radio-isotopes.

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  15. The radioactivity is observed in the elements with

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  16. An electric field can deflect

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  17. The heaviest particle emitted during radioactive decay is

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  18. The order of penetrating power is

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  19. A radioactive nucleus spontaneously decays by which of the following p...

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