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Assertion (A) : The energy of ultraviole...

Assertion (A) : The energy of ultraviolet radiation is greater than the energy of infrared radiation
Reason (R) : The velocity of ultraviolet radiation is greater than the velocity of infrared radiation

A

Both (A) and (R) are true and (R) is the correct explanation of (A)

B

Both (A) and (R) are true and (R) is not the correct explanation of (A)

C

(A) is true but (R) is false

D

(A) is false but (R) is true

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-ATOMIC STRUCTURE-Objective Exericse - 2A
  1. In a series in the line spectrum of hydrogen the wavelength of radiati...

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  2. The frequency of the spectral line obtained when the electron in n = 3...

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  3. Assertion (A) : The energy of ultraviolet radiation is greater than th...

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  4. The wavelength of the first member of the Balmer series in hydrogen sp...

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  5. Which of the following transitions will have minimum wavelength ?

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  6. The ratio of wavelength values of series limit lines (n(2) = oo) of Ba...

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  7. The minimum and maximum values of wavelength in the Lyman series of a ...

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  8. Which of the following transitions of an electron in hydrogen atom emi...

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  9. In a hydrogen atom the electron and proton are at a distance of 0.5 Å....

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  10. The total energy of electron in an atom is a combination of potential ...

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  11. The radius of which of the following orbit is same as that of the firs...

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  12. An electron in the ground state of hydrogen atom is revolving in anti ...

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  13. The change in velocity when electron jumps from the first orbit to the...

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  14. Which one of the following statements is not correct ?

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  15. As an electron is brought from an infinite distance close to nucleus o...

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  16. In Bohr series of lines of hydrogen spectrum, the third line from the ...

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  17. The radius of the hydrogen atom in the ground state is of the order o...

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  18. The ground state energy of hydrogen atom is - 13.6eV. The kinetic ener...

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  19. Radius of 3rd Bohr orbit is

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  20. The energy of second Bohr'orbit of hydrogen atom is -328 kJ mol^(-1), ...

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