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complete the following table:...

complete the following table:

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DINESH PUBLICATION-STRUCTURE OF ATOM -Short Answer Question
  1. certain particle x has 17 protons 17 electrons and 18 neutrons (i) W...

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  2. (a) The element helium has 2 electrons in its valence shell but its va...

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  3. complete the following table:

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  4. An element is represented as overset(16)underset(8)X.Find: (a) The n...

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  5. The electronic configuration of potassium (K) is 2,8,8,1 instedad of 2...

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  6. Show the electron distribution in magnesium atom and magnesium ion dia...

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  7. The composition of two atoms A and B is given: (a) What are the m...

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  8. (a) what is the relationship between two elements x and y whose atomic...

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  9. write the elctron distrubution of oxygen atom .How many valence elect...

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  10. (a) Why does helium have zero valecy? (b) Name the secientist and h...

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  11. Which observations in scatteing experiment led Rutherford to make the ...

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  12. Write the two postulates of Thomson's model o fan atom .What were the ...

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  13. (a) how many neutrons are present in c-14 isotope of carbon? (b) ho...

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  14. What information do you get from the figure about the atomic number, m...

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  15. In response to a question, a student stated that in an atom, the numbe...

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  16. Calculate the number of neutrons present in the nucleus of an element ...

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  17. Match the names of the Scientists given in Column A with their contrib...

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  18. The atomic number of calcium and argon are 20 and 18 respectively, but...

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  19. Complete the table on the basis of information available in the symbol...

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  20. Helium atom has 2 electrons in its valence shell but its valency is no...

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