Home
Class 11
CHEMISTRY
In H atom when electron jumps from 1s to...

In H atom when electron jumps from 1s to 2s orbital,

A

energy is released

B

energy and absorbed

C

the atom becomes cation

D

size of the atom decreases

Text Solution

Verified by Experts

The correct Answer is:
B
Energy is always required to promote electron from lower to higher energy level.
Promotional Banner

Topper's Solved these Questions

  • ATOMIC STRUCTURE

    DINESH PUBLICATION|Exercise Revision Questions|258 Videos

  • ATOMIC STRUCTURE

    DINESH PUBLICATION|Exercise Selected Straight Objective Type MCQs|70 Videos

  • APPENDIX

    DINESH PUBLICATION|Exercise Completion Reactions|15 Videos

  • BIOMOLECULES

    DINESH PUBLICATION|Exercise Reason|1 Videos

Similar Questions

Explore conceptually related problems

The wavelength of radiation emitted is lamda_0 when an electron in a hydrogen atom jumps from 3rd to 2nd orbit . If the same hydrogen atom , the electron jumps from 4th orbit to 2nd orbit , then the wavelength of the emitted radiation will be

If an electron jumps from 1 st orbital to 3 rd orbital, than it will.

When an electron jumps from n=4 to n=2 orbit in a hydrogen atom, we get,

In a hydrogen atom, an electron jumps from the third orbit to the first orbit. Find out the frequency and wavelength of the spectral line. (R_(H)=1.09678xx10^(7)m^(-1)) .

The angular momentum of electron in a Bohr orbit of "H" atom is (3h/ pi) What is the wave number in multiples of rydberg constant , R_(H) of the spectral line when an electron jumps from this orbit to 2^(nd) orbit?

What is the energy emitted when an electron jumps froms second orbit to first orbit in a hydrogen atom ?

Total number of spectral lines when electron jumps from 8^( th ) orbit to 2^( nd ) orbit