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prop-particles are represented by:...

`prop`-particles are represented by:

A

lithium atoms

B

helium nuclei

C

hydrogen nuclei

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
`alpha-` particles are `._(2)^(4)He^(2+)`
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VMC MODULES ENGLISH-ATOMIC STRUCTURE-LEVEL - 1
  1. Which one of the following sets of ions represents a collection of iso...

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  2. Which of the following statement does not form part of Bohr's model of...

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  3. prop-particles are represented by:

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  4. Which of the following electronic transition in hydrogen atom will emi...

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  5. If the energy of electron in H atom is given by expression, -1312//n^(...

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  6. The work function of a metal is 4.2 eV. If radiation of 2000 Å fall o...

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  7. The ratio of the radii of the three Bohr orbits for a given atom is:

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  8. If the threshold wavelength (lambda(0)) for ejection of electron from...

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  9. In excited H atom, when electron drop from n = 4, 5, 6 to n = 1, there...

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  10. In Bohr's stationary orbits:

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  11. At 200^(@)C, hydrogen molecule have velocity 2.4 xx 10^(5)" cm s"^(-1)...

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  12. The radius of second Bohr’s orbit of Hydrogen atom is:

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  13. The radius of the second Bohr orbit for Li^(2+) is :

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  14. If velocity of an electron in 1st orbit of H atoms is V , what will b...

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  15. How many number of atomic orbitals associated with M-shell?

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  16. The wave nature of electron is verified by

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  17. The uncertainty in momentum of an electron is 1 xx 10^-5 kg - m//s. Th...

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  18. The two electrons in K sub-shell will differ in

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  19. The number of orbitals and subshells present in the shell with n = 4 i...

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  20. The number of electrons in the valence shell of calcium is:

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