CHE201 MCQs by Amaan Khan

CHE201 SOLVED MCQS

Q1. The study of the underlying physical principles that govern the properties and behavior of chemical systems.

1. Thermodynamics
2. Physics
3. Physical chemistry
4. Analytical chemistry

Correct answer: Physical chemistry

Q2. -------- is based on the concept of molecules.

1. Macroscopic viewpoint
2. Microscopic viewpoint

Correct answer: Macroscopic viewpoint

Q3. ------ large-scale properties of matter explicit use of the molecule concept.

1. Microscopic viewpoint
2. Macroscopic viewpoint

Correct answer: Macroscopic viewpoint

Q4. -------- is the study of heat, work, energy, and the changes they produce in the states of systems.

1. Physical chemistry
2. Thermodynamics
3. Chemistry
4. Analytical chemistry

Correct answer: Thermodynamics

Q5. Thermodynamics studies the relationships between the --------properties of a system

1. Macroscopic
2. Microscopic

Correct answer: Macroscopic

Q6. Independent of molecular theories of structures?

1. Equilibrium thermodynamics
2. Irreversible thermodynamics

Correct answer: Equilibrium thermodynamics

Q7. A non-isolated system is in equilibrium when the following conditions hold :

1. The system’s macroscopic properties remain constant with time
2. Removal of the system from contact with its surroundings causes no change in the properties of the system
3. Both a and b
4. None

Correct answer: Both a and b

Q8. A homogeneous part of a system is called

1. Equilibrium
2. Phase
3. Open system
4. Closed system

Correct answer: Phase

Q9. -----thermodynamic property is one whose value is equal to the sum of its values for the parts of the system.

1. Intensive
2. Extensive

Correct answer: Extensive

Q10. Volume, mass are examples of

1. Extensive thermodynamic property
2. Intensive thermodynamic property
3. Both
4. None

Correct answer: Extensive thermodynamic property

Q11. Density and pressure are examples of

1. Extensive thermodynamic property
2. Intensive thermodynamic property
3. Both
4. None

Correct answer: Intensive thermodynamic property

Q12. Values given to the thermodynamic property of an equilibrium state of thermodynamic system is called.

1. Phase
2. State function
3. Intensive property
4. extensive property

Correct answer: extensive property

Q13. Heat and work are not state functions. This statement is…

1. True
2. False

Correct answer: True

Q14. The pressure force always acts on a surface in a direction ------- or normal to the surface.

1. Parallel
2. Perpendicular
3. Horizontal
4. Vertical

Correct answer: Perpendicular

Q15. 1atm = -------

1. 101.325 kpa
2. 1001.326 kpa
3. 100 kpa
4. 99.34 kpa

Correct answer: 101.325 kpa

Q16. The standard C-12 is used since

1. 1961
2. 1981
3. 1982
4. 1962

Correct answer: 1961

Q17. Avogadro's number of 12 C atoms has a mass of

1. 6.02 * 10 raise to power 23
2. 12 g
3. 10 g
4. 6.02 g

Q18. The average mass of an atom is called

1. Atomic mass
2. Molecular mass
3. Avogadro's number
4. Molecular weight

Correct answer: Atomic mass