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Composition of the nuclei of two atomic ...

Composition of the nuclei of two atomic species X and Y are given as under : Give the mass numbers of X and Y. What is the relation between the two species ?

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MBD-STRCTURE OF ATOM-Example
  1. The average atomic mass of a sample of an element X is 16.2 u, what ar...

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  2. IfZ= 3, what would be the valency of the element ? Also, name the elem...

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  3. Composition of the nuclei of two atomic species X and Y are given as u...

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  4. (true/false) J.J. Thomson proposed that the nucleus of an atom contain...

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  5. (true/false) A neutron is formed by an electron and a proton combining...

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  6. (true/false) The mass of an electron is about 1/2000 times that of pro...

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  7. (true/false) Isotope of iodine is used for making tincture iodine, whi...

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  8. Put tick (sqrt) against correct choice and cross (x) against wrong cho...

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  9. Put tick (sqrt) against correct choice and cross (x) against wrong cho...

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  10. Put tick (sqrt) against correct choice and cross (x) against wrong cho...

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  11. Which one of the following is a correct electronic configuration of so...

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  12. Complete the following table:

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  13. What is Rutherford's a-ray scattering experiment ? Give its observatio...

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  14. Most of the a-particles passed through the gold foil without any defle...

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  15. Discuss in brief Rutherford's Model of atom.

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  16. Give the electronic distribution in the first twenty elements on the b...

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  17. Define the terms: Atomic number

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  18. Define the terms : Mass number

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  19. Define the terms : Atom

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  20. Define the terms : Ion

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