Thermochemistry Test 3

A test from chapter 7 i.e Thermochemistry of Chemistry part 1. This is Free online test for FSc and Entry test Preparation for UET, NUST, FAST, GIKI, PIEAS, NFC, Punjab University, UHS, other Engineering Universities and Medical Colleges.

1. Pressure – volume work is

A) P D v
B) F x d
C) h D v
D) H + p v

2. Kinetic energy of molecules is due to

A) rotational energy
B) vibrational energy
C) translational energy
D) all

3. The condition for standard enthalpy change is

A) 1 atm 30 degree centigrade
B) 1 atm 0 degree centigrade
C) 1 atm 25 degree centigrade
D) 760 atm 25 degree centigrade

4. The unit of enthalpy change is

A) calorie
B) joule
C) volt
D) coulomb

5. The sum of all kinds of a system is ions or molecules of a system is

A) vibrational energy
B) potential energy
C) kinetic energy
D) internal energy

6. An endothermic reaction is one is which

A) enthalpy of reactants and products are same
B) enthalpy of products is greater than reactant
C) enthalpy of products is lesser than reactants
D) heat is evoved from system

7. Bomb calorimeter is used to determine

A) enthalpy of solution
B) enthalpy of atomization
C) enthalpy of combustion
D) enthalpy of neutralization

8. Glass calorimeter is used to determine

A) enthalpy of combustion
B) enthalpy of reaction
C) pressure-volume work
D) none

9. Born–Haber cycle is used to calculate

A) enthalpy of combustion
B) lattice energy of ionic campounds
C) both a and b
D) none

10. Born–Haber cycle is an application of

A) first law of thermodynamics
B) second law of thermodynamics
C) first law of thermochemistry
D) Hess's law