Gamma Question Bank for Medical Chemistry>Chapter 2 - Structure of Atom>Assignment Set-2>Q 14

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The binding energy of the electron in the lowest orbit of the hydrogen atom is 13.6 eV. The energies required.
in eV to remove an electron from the three lowest orbits of the hydrogen atom are:

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Important Questions on Structure of Atom

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Gamma Question Bank for Medical Chemistry>Chapter 2 - Structure of Atom>Assignment Set-2>Q 15

E_{n} = - 313.6 n^{- 2} k {cal}^{- 1} {mol}^{- 1}

. If the value of

E = - 34.84 k cal {mol}^{- 1}

, to which value does

' n'

correspond?

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Gamma Question Bank for Medical Chemistry>Chapter 2 - Structure of Atom>Assignment Set-2>Q 16

Which transition of

{Li}^{2 +}

is associated with same energy change as

n = 6

to

n = 4

transition in

{He}^{+}

?

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Gamma Question Bank for Medical Chemistry>Chapter 2 - Structure of Atom>Assignment Set-2>Q 17

Number of spectral lines in Balmer series when an electron return from

7^{th}

orbit to

1^{st}

orbit of hydrogen atom are

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Gamma Question Bank for Medical Chemistry>Chapter 2 - Structure of Atom>Assignment Set-2>Q 18

Zeeman effect refers to the

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Gamma Question Bank for Medical Chemistry>Chapter 2 - Structure of Atom>Assignment Set-2>Q 19

Assuming the velocity to be same, the wavelength of the waves associated with which of the following particles would be maximum?

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Gamma Question Bank for Medical Chemistry>Chapter 2 - Structure of Atom>Assignment Set-2>Q 20

If uncertainty in position of an electron is zero, the uncertainty in its momentum

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Gamma Question Bank for Medical Chemistry>Chapter 2 - Structure of Atom>Assignment Set-2>Q 21

If kinetic energy of a proton is increased nine times the wavelength of the de-Broglie wave associated with it, would become:

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Gamma Question Bank for Medical Chemistry>Chapter 2 - Structure of Atom>Assignment Set-2>Q 22

The de-Broglie wavelength of an electron travelling with

10 %

of velocity of light is equal to