Atomic And Molecular Physics - Study Mode
[#66] The rotational partition function for a diatomic molecule of moment of inertia $$I$$ at a temperature T is given by
Correct Answer
(B) $$frac{{2I{k_B}T}}{{{hbar ^2}}}$$
[#67] The number of fundamental vibrational modes of CO 2 molecule is
Correct Answer
(C) three : 1 is Raman active and 2 are infrared active
[#68] The spectrum of radiation emitted by a black body at a temperature 1000 K peaks in the
Correct Answer
(B) infrared range of frequencies
[#69] In a diatomic molecule, the inter-nuclear separation of the ground and first excited electronic state are the same as shown in the figure. If the molecule is initially in the lowest vibrational state of the ground state, then the absorption spectrum will appear as
Correct Answer
[#70] The Lande g-factor for the $${}^3{p_1}$$ level of an atom is
Correct Answer
(B) $$frac{3}{2}$$