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Is it possible for the atom of an elemen...

Is it possible for the atom of an element to have one electron, one proton and no neutron. If so, name the element.

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The element is protium `""_(1)^(1)H` (an isotope of hydrogen). `""_(1)^(1)H` (protium) has one electron, one proton and no neutron.
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NCERT EXEMPLAR-STRUCTURE OF THE ATOM-Structure Of The Atom
  1. Which of the following statement is always correct?

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  2. Atomic models have been improved over the years. Arrange the following...

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  3. Is it possible for the atom of an element to have one electron, one pr...

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  4. Write any two observation which support the fact that atoms are divisi...

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  5. Will ""^(35)Cl and ""^(37)Cl have different valencies? Justify your an...

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  6. Why did Rutherford select a gold foil in his alpha-ray scattering expe...

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  7. Find out the valency of the atoms represented by the Figure (a) and (b...

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  8. One electron is present in the outermost shell of the atom of an eleme...

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  9. Write down the electron distribution of chlorine atom. How many electr...

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  10. In the atom of an element X, 6 electrons are present in the outermost ...

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

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

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

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

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

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

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

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  18. Fill in the blanks in the following statements. (a) Rutherford's alp...

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

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  20. Why do helium, neon and argon have a zero valency?

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