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Uncertainity in position of a minute par...

Uncertainity in position of a minute particle of mass 25 g in space is `10^(-5)m`. What is the uncertainity in its velocity (in `ms^(-1)`) ? `(h = 6.6 xx 10^(-34) Js)`

A

`2.1 xx 10^(-34)`

B

`0.5 xx 19^(-34)`

C

`2.1 xx 10^(-28)`

D

`0.5 xx 10^(-23)`

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-ATOMIC STRUCTURE-Level - I (MAIN) (Exercise - III (De-Broglie.s Theory , Heisenberg Principle , Schrodinger equations & orbitals ))
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  2. The uncertainity in the position of an electron (mass 9.1 xx 10^(28)g)...

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  3. There is no difference between a 2p and a 3p orbital regarding

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  4. The probability of finding electron in XY plane for P(Z) - orbital is

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  5. The de Broglie wavelength of a tennis ball of mass 60 g moving with a ...

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  6. The de Broglie wavelength associated with a ball of mass, 200g and mov...

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  7. If uncertainity in position is zero, the uncertainity in momentum of a...

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  8. Identify the correct set from the following for fundamental particles ...

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  9. Uncertainity in position of a minute particle of mass 25 g in space is...

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  10. The uncertainity in momentum of an electron is 1 xx 10^(-5) kg.m/s. Th...

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  11. The uncertainity in the momentum of a particle is 3.31 xx 10^(-2) kg m...

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  12. he number of nodal planes for P(x) orbitals is

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  13. Number of nodes in 3p orbital is

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  14. The orbital without nodal planes is

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  15. The no. of spherical nodes in a 4s orbital is

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  16. Which d-orbitals has its four lobes along the axes

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  17. The density of electron cloud of the orbital d(xy) in yz plane is

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  18. The probability of finding an electron in p(y) orbital along the x-axi...

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  19. The number of nodes and nodal planes in 4p orbital are respectively

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  20. The number of nodes possible in radial probability distribution curve ...

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