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Which has highest e/m ratio ?...

Which has highest e/m ratio ?

A

`He^(2+)`

B

`H^+`

C

`He^+`

D

H

Text Solution

Verified by Experts

The correct Answer is:
B
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MBD PUBLICATION-STRUCTURE OF ATOM-QUESTION TYPE
  1. The equation lambda=h/mu was deduced by:

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  2. The electronic transition from n=2 to n=1 will produce shortest wavele...

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  3. Which has highest e/m ratio ?

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  4. Transition from n = 4, 5, 6 to n = 3 in hydrogen spectrum gives:

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  5. The mass of a neutron is of the order of:

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  6. Electrons occupy the available sub-level which has lower n+l value. Th...

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  7. Which is not electromagnetic radiation ?

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  8. Which wave property is directly proportional to energy of electromagne...

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  9. The principle which gives a way to fill the electrons in the available...

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  10. The relation between energy of a radiation and its frequency was given...

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  11. The angular momentum of electron of H atom is proportional to:

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  12. The frequency of first line of Balmer series in hydrogen atom is V0. T...

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  13. Which are isoelectronic with each other ?

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  14. Size of the nucleus is:

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  15. The orbital angular momentum of an electron in 2s-orbital is:

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  16. The number of vacant orbitals of element with atomic number 14 is:

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  17. Which of the following has the maximum number of unpaired electrons ?

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  18. For a 'd' electron, the orbital angular momentum is:

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  19. The lightest particle is:

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  20. Which consists of particle of matter ?

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