Chemistry Chapter No.7 ThermoChemistry 1st Year MDCAT MCQs

Chemistry Chapter No.7 ThermoChemistry 1st Year MDCAT MCQs

Chemistry MCQs 1st Year Chapter No.7 ThermoChemistry, FSc, First Year Multiple Choice Questions, Medical College ( MDCAT ) , ECAT & University Admission Entry Test Exams Online Preparation, Chapter Wise Question Answers Notes in Pdf, Old Board Papers reference with Each Question, All Queries accommodated within 24 Hours. Click here to Contact us for any Query/Question regarding Exams.

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Book Name :  Chemistry
Chapter No. 07
Chapter Name :Thermo Chemistry 
Total MCQ from Text Book :  39
Book Version  : 2022
Published By : Punjab Text Book Board Lahore
Approved By : Govt of the Punjab and Federal Ministry for Education
Test Type : MCQ’s
Exam conduct By : Inter Boards of Sindh, KPK, Balochistan, AJK, Gilgit Baltistan, Punjab & Federal
Class / Grade  : 11 ( F.Sc. Intermediate)
Total Marks : 39
Total Time :   39 minutes




GRADE 11 - CHEMISTRY CHAPTER NO. 7 THERMOCHEMISTRY

GRADE 11 - CHEMISTRY CHAPTER NO. 7 THERMOCHEMISTRY

1 / 39

A system absorbs 50 kJ of heat and performs 30 kJ of work. The net internal energy of the system is:

2 / 39

If bond enthalpy of C - H bond is 100 kJ/mol what is the value of enthalpy change in the process (in kJ mol-1 CH4 -----700 C ----- C + 4H

3 / 39

For a reaction 1/2 Cl2(g)?Cl(g), the enthalpy change

4 / 39

First law of thermodynamics is represented by:

5 / 39

Born-Haber cycle is used to determine lattice energies of:

6 / 39

Which of the following is not a state function of a system?

7 / 39

The standard conditions for enthalpy change are:

8 / 39

The change in heat energy of a chemical reaction at constant temperature and pressure is called:

9 / 39

Spontaneous reactions are:

10 / 39

It is an exothermic process:

11 / 39

Which of the following change in exothermic?

12 / 39

Enthalpy of combustion for C is -393.5 kJ mol-1 C(s) + O2(g) ? CO2(g) ?H comb. = -393.5kJmol -1 Enthalpy of formation of CO2 would be

13 / 39

A balloon filled with oxygen is placed in a freezer. Identify system:

14 / 39

It is the smallest unit of energy:

15 / 39

In bomb calorimeter oxygen is filled at a pressure of:

16 / 39

For a given process, the heat changes at constant pressure (qp) and at a constant volume (qv) are related to each other as:

17 / 39

A state function which describes together the internal energy and the product of pressure and volume is called:

18 / 39

The unit of heat capacity are:

19 / 39

?E = ?H and no PV-work done in:

20 / 39

?H for the reaction CH3 COOH+KOH will be :

21 / 39

??H cycle = 0 is related to defination of:

22 / 39

Which of the following statements is contrary to the first law of thermodynamics?

23 / 39

Q = H when

24 / 39

Which is not a state function?

25 / 39

Calorie is equivalent to:

26 / 39

Total heat content of a system is called:

27 / 39

In bomb calorimeter , temperature of water is noted after an interval of :

28 / 39

If an endothermic reaction is allowed to take place very rapidly in the air the temperature of the surrounding air:

29 / 39

Enthalpy of food or fuel can be determined by:

30 / 39

In endothermic reactions, the heat content of the :

31 / 39

For the reaction NaOH + HCl ? NaCI + H2O, the change in enthalpy is called:

32 / 39

Heat of reaction at constant volume is represented by:

33 / 39

Any thing under study is called:

34 / 39

The net heat change in a chemical reaction is same whether it is brought about in two or more different ways in one or several steps. It is known as:

35 / 39

Enthalpy of neutralization of all strong acids and strong base has the same value due to:

36 / 39

The insulator in glass calorimeter is:

37 / 39

Enthalpy of neutralization of all the strong acids, and strong bases has the same value because:

38 / 39

For the reaction H+, OH- the change in enthalpy is called heat of:

39 / 39

The sum of all kinds of energies of the particles of the system is called:

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