Previous Year and Sample Question Papers for Second Semester

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Second Semester Chemistry Major/Minor Question and Sample Papers

Are you looking for the second semester chemistry honours CC III and CC IV question papers? Then you are at the right place. Click on the links below and prepare your exam accordingly by measuring the level of questions! If you have questions of other universities, you may share them with your fellow friends. Send pdf files of the questions to our Email pratap.lr@gmail.com.

Second semester chemistry question




 

Sample Chemistry Major/Minor Questions
Core - III Chemistry
(Physical)
No. 1. 1 X 10 = 10
a. rms velocity formula is ______
b. Define Critical temperature
c. What is mean free path
d. NaCl belongs to which crystal system?
e. Define viscosity
f. If pH of solution id 4 then hydrogen ion concentration is ___
g. Define buffer solutions
h. Write the formula of bragg's equation.
i. State law of symmetry in solids.
j. Solution of a salt of strong acid and weak base is ______.
No. 2. 2 X 9 = 18
a. Write significance of Vander Waals constant a and b.
b. Explain correction due to volume in Vander Walls equation.
c. Free surface of water is concave but that of  mercury is convex. Explain.
d. What are surface active agents. Explain cleaning action of detergent
e. Why H2O has higher boiling point than CCl4?
f. State Henry's Law of rational indices.
g. How X-ray is useful in studying KCl crystal?
h. What is Schottky defect?
i. Edge length of a cubic lattice is 2.88Angstorm. Density = 7.2 g per cm cube. How many unit cells  are present in 100 gram of the metAL?
J. What is Ostwald's dilution law
k. Calculate the root mean square velocity of oxygen molecule at 300K.
l. The radius of a given capilary is 0.032 cm. A liquid whose density is 0.796 g/ml rises to height of 2.8cm in the capillary when it is dipped in a liquid. Calculate the surface tension of the liquid.

No. 3. 5X8 = 40

i. State and explain different types of molecular velocities and find relationship between them.
ii. What are real gases? Why they deviate from ideal behaviour? Derive Vander Waals equation.
iii. Define Vapour pressure? How is it measured? How it varies with temperature?
iv. How is viscosity measured by Ostwald's viscometer?
v. What is Reynold's Number? What is its significance?
vi. Stoichiometric and non stoichiometric defect.
vii. Thermotropic Liquid Crystals.
viii. What is common ion effect? How it affects solubility and solubility product?
ix. What is redox indicator?
x. Henderson equation for acidic buffer

No. 4. 8 X 4 = 32
a. What are common ion effect, solubility product and the relation between them?
b. Discuss surface tension.
c. Derive vanderwall's equation of state.
d. What are different type of unit cells in 7 crystal system. Draw neat figure for each. 
e. Derive Bragg's equation.
f. What are the factors affecting surface tension?

Imp. Questions CC - III (Physical):
1. Kinetic theory and gas equation 2. Collision frequency 3. Viscosity 4. Maxwell's Distribution of molecular velocities 5. Type of velocities and problems 6. Degrees of freedom 7. Equipartition principle 8. Deviation of real gases from ideal bahaviour. 9. Critical temperature 10. Critical and van der waals constant.
11. Surface tension and viscosity of liquid 12. Smectic, Nematic and Cholestric liquid crystal 
12. PH and Buffer, buffer range and capacity 13. Handerson equation 14. Common ion effect
13Symmetry elements and operation 14. Law of interfacial angles and rotational indices 15. Miller indices 16. Braggs law 17. Defects in crystal
18. Salt hydrolysis 19. Solubility, ionic and solubility product 20. Acid base titration curve 

If you have organic chemistry as one paper in second semester then scroll down until you find the questions.

Sample Chemistry Major Questions
Core - IV Chemistry

No. 1. 1 X 10 = 10
a. Heat and wark are ______ functions.
b. Higher is the entropy ________ is the disorderness of the system.
c. If a system uis at equilibrium then change in free energy is equal to _______.
d. What is change in enthalpy?
e. What is chemical potential?
f. Write Gibbs Duhem equation.
g. State Le-chatelier's principle.
h. Write the formula of Kirchoff equation
i. What is elevation in boiling point?
j. What is abnormal molar mass?
No. 2. 2 X 9 = 18
a. What is the difference btween bond dissociation energy and bond enthalpy?
b. Difference betweeen heat capacity at constant pressure and volume is equal to R. Derive.
c. What is entropy and its formula?
d. State Raoult's law of vapour pressure.
e. Discuss relation between the equilibrium constant and temperature.
f. How osmotic pressure is a colligative property?
g. Derive a relation between Kp andKc?
h. Define residual entropy.
i. The molar heat capacity at constant pressure (in Joule per kelvin per mole) of a substance is given by the equation Cp = 1.926 X 10-4 T3 between 0K to 50K. Calculate the standard absolute entropy at 50 K.
J. What is the relation between change ijn free energy and equilibrium constant?
k. Now write a 2 mark question of your own in the comment section below.
l. Write a 2 mark problem related to your syllabus in the comment section below.

No. 3. 5X8 = 40

i. Discuss adding inert gas to the equilibrium of a reverwsible reaction.
ii. Derive the formula for work sone by a system in an isothermal reversible expansion.
iii. Discuss carnot cycle to find the efficiency of a heat engine.
iv. Derive Gibbs Duhem equation.
v. What elevation in boiling point? how is it a colligative property?
vi. Derive and discuss entropy change for an ideal gas considering tempearature and pressure variables.
vii. Hess's law and a problem related to it.
viii. Discuss thermodynamic changes in adiabatic reversible expansiuon of a van der waals gas.
ix. Find a 5 mark question of your own
x. Find a 5 mark question of your own

No. 4. 8 X 4 = 32
a. Derive and discuss kirchoffs equation
b. Dewrive thermodynamically the relation between gibbs free nergy and reaction quotient.
c. Discuss third law of thermodynamics.
d. Discuss abnormal molar mass with respect to association of solute in solution.
e. Which question do you think is important. You may mention in the comment section
f. Give an 8 mark question of your own idea.
Imp. Questions CC - IV
1. Kirchhoff's law and problem
2. Hess's law and problem
3. Carnot cycle and second law of thermodynamics.
4. Derivation of work done in reversible isothermal expansion.
5. Third law of thremodynamics.
6. Heat capacity at constant volume and pressure and the relatiom between them.
7. partial molar properties and Gibbs duhem quation.
8. joule thomson coefficient and inversion temperature
9. Derivation of relation between fre energy and reaction quotient.
10. Raoults law and lowering in vapour pressure.
11. Elevation in boiling point
12. Depression in  freezing point
13. Osmotic pressure
14. henry law and application
15. Abnormal molar masses (Association / Dissociation)
Mention any question and its mark in the comment section, which you think is important.











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