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Explain why Rutherford did not mention t...

Explain why Rutherford did not mention the present of neutron in the proposed nuclear model of atom?

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In the year 1911, when Rutherford proposed the nuclear model of atom, the existence neutrons was still not known (in fact, neutrons were discovered in 1932). Hence, rutherford did not mention the presence of neutron.
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CHHAYA PUBLICATION-STRUCTURE OF ATOM-WARM UP EXERCISE
  1. What is the nuclear model of atom?

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  2. Indicate the conclusions drawn by Rutherford from his alpha-particle s...

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  3. Explain why Rutherford did not mention the present of neutron in the p...

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  4. From which experiment it was concluded that entire mass and positive c...

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  5. What is the relation between Cl^(-) and S^(2-) ?

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  6. Identify the isotopes and isobars from the following list of atoms wit...

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  7. An element has an isotope with mass number 14. it contains 8 neutrons....

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  8. identify the relation between the nuclides ""(14)^(30)SI & ""(15)^(31)...

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  9. A cation M^(3+) has 23 electrons. Find the atomic no. of M.

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  10. Find and total number of electons present in 1 mol methane.

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  11. Mass number of an ion with unit negative charge is 37. Number of neutr...

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  12. What are electromagnetic radiations? What is their velocity in vacuum?

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  13. State the principle of formation of electromagnetic radiation.

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  14. What do you mean by electromagnetic spectrum?

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  15. What are microwaves? Why are they used in radars?

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  16. Arrannge the various types of radiations constituting the electromagne...

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  17. Arrange the following radiations in the order of their increasing freq...

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  18. How would you increase the strength of photoelectric current?

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  19. How are the following effected by the increase in intensity of the inc...

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  20. Bonellia feeds with the help of

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