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Neutrons are found in atoms of all eleme...

Neutrons are found in atoms of all elements except in

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The correct Answer is:
No, in all atoms except hydrogen.
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MODERN PUBLICATION-STRUCTURE OF ATOM-PRACTICE PROBLEMS
  1. How many protons and neutrons are present in the following nuclei ? ...

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  2. An atom having mass number 13 has 7 neutrons. What is the atomic numbe...

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  3. Neutrons are found in atoms of all elements except in

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  4. What is the relationship between the following atoms of strontium ? ...

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  5. How many electrons, protons and neutrons are present in each of the fo...

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  6. From the following nuclei select the isotopes and isobars : ""(92)^(...

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  7. An isotope of ""(50)^(112)Sn contains 68 neutrons. What will be its ma...

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  8. Species X with mass number 37 contains 11.1 % more neutrons as compa...

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  9. The wavelength of a spectral line of cesium is 460 nm. Calculate the f...

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  10. A certain radio station broadcasts on a frequency of 980 kHz (kilohert...

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  11. Calculate the wave number of radiations having a frequency of 4 xx 10^...

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  12. Calculate the frequency and wave number of radiations with wavelength ...

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  13. Calculate (a) Wavenumber and (b) frequency of yellow radiation having ...

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  14. The wavelength of a beam of light is 25.0 mu m. What is its frequency...

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  15. Find energy of each of the photons which a. correspond to light of f...

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  16. Calculate the energy of one of the photons of a beam of light having w...

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  17. The photons of light having a wavelength 4000 Å are necessary to provi...

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  18. A photochemical reaction requires 9.6 xx 10^(-16) J energy per molecul...

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  19. the threashold frequency v(0) for a metal is 7xx10^(14)s^(-1) . Calcul...

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  20. Electrons are emitted with zero velocity from a metal surface when it ...

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