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Name the particles which actually determ...

Name the particles which actually determine the mass of an atom.

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Protons and neutrons present in the nucleus dertermine the mass of an tom .
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DINESH PUBLICATION-STRUCTURE OF ATOM -Very Short Answer Questions
  1. Do the elelment overset(3)underset(1)X and overset(3)underset(2)Y repr...

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  2. An element X has a mass number 4 and atomic number 2. Write the valenc...

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  3. Name the particles which actually determine the mass of an atom.

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  4. J. chadwick discovered a sub atomic particle which has no charge but h...

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  5. The K and L shells of an atom are completely filled. Find the number o...

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  6. Who discovered protons?

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  7. What are valence shell and valence electrons?

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  8. The total number of nucleons in the atoms of clacium and argon is 40 ...

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  9. Atom of an element has one proton one electron and no neutron .Name th...

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  10. An element has 2 electrons in the M shell. What is the atomic number o...

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  11. Write the names of three elementary paritcles which constitute an atom...

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  12. Identify the most stable atom from the following .Alson given the reas...

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  13. what are the constituents of cathode rays?

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  14. What is the mass of an electron?

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  15. Do protons and electrons have same mass?

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  16. How are the radii of the nucleus and of an atom related to each other ...

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  17. What is the maximum number of electrons which can be present in M shel...

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  18. What is common in the different isotopes of an element?

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  19. what is the e/m value of an electron?

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  20. Give the electonic distribution in an elements with atomic number 15.

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