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bohr's theory is not applicable to which...

bohr's theory is not applicable to which of the following species? (i) `H`, (ii) `He^(2+)`, (iii) `Be^(3+)`, (iv) `B^(4+)`.

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Bohr's theory is not applicable for `He^(2+)` because it does not contain any electron.
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CHHAYA PUBLICATION-STRUCTURE OF ATOM-WARM UP EXERCISE
  1. Prove that, velocity of an electron in the first orbit in twice of tha...

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  2. Which theory forms the basis of Bohr's atomic model?

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  3. bohr's theory is not applicable to which of the following species? (i)...

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  4. Who proposed the concept of dual nature of electron?

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  5. What are the Broglie waves?

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  6. Write the Broglie equation for microscopic particles.

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  7. What is the relation between wave nature and particle nature of moving...

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  8. Derive a relation between kinetic energy and de Broglie wavelength ass...

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  9. What happens to the de Broglie wavelength associated with a moving par...

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  10. A hard struck cricket ball does not produce waves. Why?

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  11. Two particles P and Q are moving with the same velocity, but de brogli...

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  12. Compare the wavelengths of a molecule of each O(2) and CO(2), travelli...

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  13. Why is de Broglie wave termed as matter wave?

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  14. Show the wavelength of de Broglie wave associated with a moving partic...

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  15. What are the differences between electromagnetic waves annd matter wav...

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  16. Show that the circumference of the electronic orbit is an integral mul...

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  17. State Heisenberg's uncertainly principle.

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  18. Write the mathematical expression for Heisenberg's uncertainty princip...

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  19. For which particles is uncertainty principle applicable?

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  20. Is there any significance of Heisenberg's uncertainty principle in our...

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