CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Planck's Quantum Hypothesis

The orbital v...

Question

The orbital velocity of electron in the ground state is $υ$ . If the electron is excited to energy state -0.54eV,

A

$υ$

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

$\frac{υ}{3}$

No worries! We‘ve got your back. Try BYJU‘S free classes today!

C

$\frac{υ}{5}$

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

D

$\frac{υ}{7}$

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is C
$\frac{υ}{5}$

$E_{n} = - \frac{13.6}{n^{2}} o r n^{2} = - \frac{13.6}{- 0.54} o r n^{2} = 25.2 o r n = 5 (nearly) No, v_{n} = \frac{v}{5}$

Suggest Corrections

thumbs-up

0

Similar questions

Q. The orbital velocity of an electron in the ground state is

v

. If the electron is excited to energy state

- 0.54 e V

, its velocity will be

Q. An orbital electron in the ground state of hydrogen has magnetic moment

μ_{1}

. This orbital electron is excited to

3^{r d}

excited state by some energy transfer to the hydrogen atom. The new magnetic moment of the electron is

μ_{2}

Q. In hydrogen atom, electron excites from ground state to higher energy state and its orbital velocity is reduced to

\frac{1}{3^{r d}}

of its initial value. The radius of the orbit in the ground state is

R

. The radius of the orbit in that higher energy state is:

Q. The ground state energy of hydrogen atom is - 13.6e V.
(A) What is the potential energy of an electron in the 3rd excited state?
(B) If the electron jump to the ground state from the 3rd excited state,calculate the wavelength of the photon emitted.

Q. The ratio of energy of the electron in ground state of the hydrogen to electron in first excited state of

{H e}^{+}

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Planck's Quantum Hypothesis

CHEMISTRY

Watch in App

explore_more_icon

Explore more

Planck's Quantum Hypothesis

Standard XII Chemistry

Join BYJU'S Learning Program

CrossIcon