Physical Chemistry BS Chemistry 5 Semester/Term BZU — Bahauddin Zakariya University 2026
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this paper consists of 60 marks but now we have 35 marks paper.
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Can you please tell me more past papers please because my exams are starting from next week
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Did you provide the past papers of the science of society uos?
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Paper text
Canarya Omiversity Multan
Program: BS Chemistry (Semester 5th)
Course Title: Physical Chemistry
Time Alfowed: 2:30 Hours
Note: Attempt all Questions given below.-
Session: 2022- 2026
Course Code: CHEM-371
Total Marks: 60
Section-I
Q.1 Give short answers to the following questions:
2x10-20
How does the peak wavelength of black body radiation change with temperature.
What is threshold frequency.
How does atomic radius change across a period and why?
Iv.
Write the equation of Einstein's photoclectric law.
State the de Broglie wavelength for an electron accelerated through a potential
difference V.
vi
Write the mathematical form of the uncertainty relation for position and momentum
How is the Hamiltonian related to the total energy of a system
vili
What are the units of the wave function "y"
How does Za differ from the actual nuclear charge "Z"
x.
What is the trend of metallic character across a period.
Section -II
Q.2 Explain the following questions in detail:
10×4-40
i. State and explain Heisenbery's uncertainty principle in detail.
ii. State and explain the time-dependent Schrodinger equation and its physical interpretation.
ii. Explain the photoelectric effect and describe two important applications of the
photoelectric effect.
iv. Write a note on Young'& double slit experiment.
