Home
Class 12
PHYSICS
The ground state energy of hydrogen atom...

The ground state energy of hydrogen atom is –13.6 eV. What are the kinetic and potential energies of the electron in this state?

A

`K = - 13.6 eV, U = -27.2 eV`

B

`K = 13.6 eV, U = -27.2 eV`

C

`K = - 13.6 eV, U = 27.2 eV`

D

`K = 13.6 eV, U = 27.2 eV`

Text Solution

Verified by Experts

The correct Answer is:
B
`K = 13.6 eV, U = -27.2 eV`
For answer see Physics Darpan, Part-2, Section-B, Exercises of Textbook example no. 12.5
Promotional Banner

Topper's Solved these Questions

  • ATOMS

    KUMAR PRAKASHAN|Exercise Section-D (MCQs asked in Competitive Exams) (MCQs asked in AIEEE and JEE (Main))|50 Videos

  • ATOMS

    KUMAR PRAKASHAN|Exercise Section-D -MCQs asked in AIIMS|17 Videos

  • ATOMS

    KUMAR PRAKASHAN|Exercise Section-D (Multiple Choice Questions (MCQs)) (MCQs From .DARPAN Based On Textbook) (de-Broglie.s Explanation of Bohr.s Second Postulate of Quantisation)|10 Videos

  • ALTERNATING CURRENTS

    KUMAR PRAKASHAN|Exercise SECTION-D MCQs (COMPETITIVE EXAMS)|64 Videos

  • BOARD'S QUESTION PAPER MARCH-2020

    KUMAR PRAKASHAN|Exercise PART-B SECTION -C|4 Videos

Similar Questions

Explore conceptually related problems

The total energy of an electron in the first excited state of the hydrogen atom is about –3.4 eV. (a) What is the kinetic energy of the electron in this state? (b) What is the potential energy of the electron in this state? (c) Which of the answers above would change if the choice of the zero of potential energy is changed?

The ground state energy of hydrogen atom is - 13.6 eV. When electron is in excited state its excitation energy is ......

In any Bohr orbit of the hydrogen atom, the ratio of kinetic energy to potential energy of the electron is ......

The total energy of an electron in an atom in an orbit is -3.4 eV. Its kinetic and potential energies are, respectively:

The ionization energy for the hydrogen atom is 13.6 eV then calculate the required energy in eV to excite it from the ground state to 1^(st) excited state.

A hydrogen atom in its ground state is irradiated by light of wavelength 970Å Taking hc//e = 1.237 xx 10^(-6) eV m and the ground state energy of hydrogen atom as - 13.6 eV the number of lines present in the emmission spectrum is