TYBSc Chemistry Sem 6 Physical Chemistry Question Paper PDF 2026 - Mumbai University | munotes

Questions asked in this paper

1. Q2 Answer any three theory for
   • (A) Describe the Tate this Itage of hydrogen
   • (B) The voltage that must be app
   • (D) Answer the following:- Principle. Give its
   • (p) State Heisenberg's uncertainty
   • (q) the characteristics of wave Differentiate between matter waves and The velocity of an electron in motion is ms
   • (i) The kinetic energy of electron
   • (ii) The wavelength of the matter wave State the expression for time independent schrodinger wave of mass 'm' moving in three dimension and the
2. Q3 Answer any three of the following:
   • (A) Describe with the help of neat labelled diagram, the study fast reactions. Give two examples of fast reactions
   • (B) Explain the method of electrolysis of water to produce
   • (C) Explain the low resolution NMR spectrum of methanol and eth ano
   • (D) (a) State the expression for collision frequency of a bimolecu and identify the terms involved
   • (b) any three drawbacks of collision theory of reaction rates
   • (E) Explain the principle, construction and working of silicon solar
   • (F) Answer the following with respect to NMR spectroscopy
   • (a) the reasons for using tetramethylsilane as internal standard
   • (b) meant by spin-lattice relaxation? q
3. Q4 Answer any three of the following:
   • (A) What are tracers? Explain the use of tracer in studyi i nuclear transmutation and artificial radioactivity? Differentiate
   • (C) Explain the use of moderator cool power reactor. fuel and control rods in a nuclear Explain the use of phos phors and th 5 used to detect and mea working of photomultiplier tube in scintillation The half-life of 251) sure radioactivity is years and i 5 life 24.75 hour, Find the weight its daughter element is with half Find the Q Value and threshold ene h in equilibrium with one gram q 1, tgy of the following reaction q 2Th == 232.1103 amu State True False for the following statements fa) Rule of mutual exclusion i i ) The energy is applicable to linear molecule with centre of nce etween any two successive vibrational energy levels is constant
   • (c) Dipole moment is a scalar quantity ( d) In-plane bending vibrations are classified as rocking and wagging Choose the correct answer: For stokes line in Raman spectra 4, > Gi) (iii)
   • q) For pure rotational spectra The vibrational degree of freedom for non-lineat molecule of is
   • (s) Rotational spectra is observed for State true ox false for the following statements
   • (2) The phenomenon like Black body radiation is explained by taking into account wave nature of light
   • (b) The mathematical expression of Tafel's equation is 1~ - b logl
   • (c) The de Broglie relation shows that the wavelength is directly proportional to the
   • (d) Electroplating reduces corrosion of metal elec Ce theory of stat
   • (p) the ithode i

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