What is meant by the Balmer series of hydrogen? What will be the wave number of the longest wavelength in the Balmer series?
See Answer → A photon of visible light has a wavelength of . Calculate its
(i) wavenumber
(ii) frequency
(iii) energy per mol
Explain why the atomic spectra are line spectra whereas the molecular spectra are band spectra.
See Answer → 5G services in India are provided at a frequency of . Calculate the wavelength of the radiation.
What is the photoelectric effect? Write the equation of Einstein’s photoelectric law.
See Answer →Explain the structure and function of peroxisomes.
See Answer →What is the requirement of the vibrational mode of a molecule to be Raman active?
See Answer →What is the importance of spectroscopy in structure determination?
In what way is NMR spectrometry different from other molecular spectroscopic methods?
See Answer →30nm fiber
See Answer →Crossing-over
See Answer →Plasmodesmata
See Answer →Apoptosis
See Answer →What is meant by polarizability of a molecule?
See Answer →What makes TMS a molecule of choice to act as a reference in the NMR spectrometry?
See Answer →What is meant by anisotropy of chemical bond? Give an example.
See Answer →Explain the origin of atomic spectrum.
See Answer →Spin-Spin splitting
See Answer →Isomer shift
See Answer →The lifetime of (excited state) is
. If the excited state is
above the ground state determine the linewidth
and ratio
.