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In which of the following, maximum wavel...

In which of the following, maximum wavelength is emitted ?

A

4 to 1 in H

B

5 to 1in `H^(+)`

C

6 to 1 in `Li^(+2)`

D

6 to 1 in `Be^(+3)`

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AAKASH INSTITUTE-STRUCTURE OF ATOM -ASSIGNMENT ( SECTION -B) Objective Type Questions (One option is correct)
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  3. The orbital diagram in which Hund's rule and Aufbau principle is viola...

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  5. How many nodal planes are present in 4d(z^(2)) ?

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  6. An electron is moving in 3^(rd) orbit of Li^(+2) and its separation e...

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  7. If radius of 2^(nd) orbit is x then di-Broglie wavelength in4^(th)orbi...

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  8. Calculate the wavelength of light required to break the bond between t...

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  9. An electron is moving in 3rd orbit of Hydrogen atom . The frequency of...

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  10. The wavelength of a spectral life for an electronic transition inverse...

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  11. In the Rutherford scattering experiment the number of alphaparticles s...

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  12. The number of quanta of radiation of frequncy 4.98 xx 10^(14) s^(-1) r...

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  13. Photoelectric emmision is observed from a surface when lights of freq...

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  14. The velocity of electron moving in 3rd orbit of He^(+) is v. The veloc...

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  15. Which electronic configuration is not allowed for a neutral atom or an...

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  16. If E(1) , E(2) "and" E(3) represent respectively the kinetic energies ...

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  17. Choose the correct statement

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  18. Consider psi (wave function) of 2s atomic orbital of H-atom is- psi...

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  19. In which of the following, maximum wavelength is emitted ?

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  20. For a microscopic object Deltax is zero than Deltav will be ( Accordin...

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