Advertisements
Advertisements
प्रश्न
Which transition corresponds to emission of radiation of maximum wavelength?
Advertisements
उत्तर
`E = (hC)/lambda`
`lambda = (hC)/E`
For maximum wavelength, energy transition should be minimum.
A undergoes minimum energy transition.
A = 2 eV
Thus, photon in A will have the maximum wavelength.
APPEARS IN
संबंधित प्रश्न
The ground state energy of a hydrogen atom is −13.6 eV. What are the kinetic and potential energies of the electron in this state?
A hydrogen atom initially in the ground level absorbs a photon, which excites it to the n = 4 level. Determine the wavelength and frequency of the photon.
The total energy of an electron in the first excited state of the hydrogen atom is about −3.4 eV.
What is the kinetic energy of the electron in this state?
The total energy of an electron in the first excited state of the hydrogen atom is about −3.4 eV.
What is the potential energy of the electron in this state?
Obtain the first Bohr’s radius and the ground state energy of a muonic hydrogen atom [i.e., an atom in which a negatively charged muon (μ−) of mass about 207 me orbits around a proton].
Wavelengths of the first lines of the Lyman series, Paschen series and Balmer series, in hydrogen spectrum are denoted by `lambda_L, lambda_P and lambda_B` respectively. Arrange these wavelengths in increasing order.
The energy levels of an atom are as shown below. Which of them will result in the transition of a photon of wavelength 275 nm?
A Carnot engine absorbs 1000 J of heat energy from a reservoir at 127°C and rejects 600 J of heat energy during each cycle. The efficiency of the engine and temperature of the sink will be:
The Ionisation energy of hydrogen atom is 3.6 ev The ionisation energy of helium atom would be
Which of the following is true for X-rays?
