Atomic Structure
65 questions in this chapter, page 2 of 2.
Study loop for Atomic Structure
1. Practise the PYQsPrevious-year questions, with answers
Atomic Structure – General
ABC26PH0311 · The experimental ionization energies of hydrogen and helium atoms in their ground states are, respectively, 13.6 eV and 24.6 eV. The ground… · 2005-2021
ABC26PH0313 · For ortho-hydrogen, the nuclear wavefunction and the rotational quantum number, respectively, are · 2005-2021
ABC26PH0314 · The wavelength associated with a particle in one - dimensional box of length L is (n referes to the quantum number) · 2005-2021
ABC26PH0316 · Assume 1,3,5-hexatriene to be a linear molecule and model the pi electrons as particles in a one-dimensional box of length 0.70 nm. The… · 2005-2021 self-practice
ABC26PH0317 · The angle of orientation (in degrees) of the angular momentum vector with respect to z-axis for l = 2 and m_ = +2 state of H-atom is… · 2005-2021 self-practice
ABC26PH0318 · Psi = [c phi 1 - (1-√(3)) phi 2] represents a normalized molecular orbital constructed from two different atomic orbitals phi 1 and phi 2… · 2005-2021 self-practice
ABC26PH0319 · The spherical harmonic function Y, m(theta, phi) with appropriate values of and m, is an eigenfunction of Lx2+Ly2 operator. The… · 2005-2021
ABC26PH0320 · Consider the operators, a_+ = 1/(√(2))(x + ipx) and a_- = 1/(√(2))(x - ipx), where x and px are the position and linear momentum operators… · 2005-2021 self-practice
ABC26PH0322 · In a molecule XY, let psi X and psi Y denote normalized atomic orbitals of atoms X and Y, respectively. A normalized molecular orbital of… · 2005-2021 self-practice
ABC26PH0324 · A one-dimensional anharmonic oscillator is treated by perturbation theory. The harmonic oscillator is used as the unperturbed system and… · 2005-2021 self-practice
ABC26PH0326 · Suppose the wave function of a one dimensional system is psi = sin (kx)exp (3ikx) In an experiment measuring the momentum of the system… · 2005-2021 self-practice
ABC26PH0330 · Among the following linear combination of atomic orbitals, the CORRECT representation of the lowest unoccupied pi -molecular orbital of… · 2005-2021
ABC26PH0331 · The hydrogen-like radial wave function of the 3s orbital is given as R3,0=1/(9√(3)) (Z/a0)3/2 (6-2 rho +rho 2/9) e- rho /6 where rho… · 2005-2021 self-practice
ABC26PH0332 · The% error (rounded off to two decimal places) in the ground state energy of a particle in a one dimensional box of length 'a' described by… · 2005-2021 self-practice