ECAT Pre Engineering Chemistry Chapter 7 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 7 Thermo Chemistry

Try The MCQ's Test For ECAT Chemistry Chapter 7 Thermo Chemistry

  • Total Questions30

  • Time Allowed30

Start Test Download PDF

ECAT Chemistry Chapter 7 Thermo Chemistry

00:00
Question # 1

In endothermic reactions, the heat content of the:

Question # 2

In a chemical change, the energy in the from of heat will either be evolved or absorbed and this is called:

Question # 3

Calorie is equivalent to :

Question # 4

Which one of the following is not related to spontaneous process

Question # 5

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:

Question # 6

The energy units in which heat changes usually expressed in SI-system are

Question # 7

Which of the following statements is contrary to the first law of themodynamics

Question # 8

A process which takes place on its own without any outside assistance and moves from a non-equilibrium state towards an equilibrium state is termed as

Question # 9

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

Question # 10

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

Question # 11

It is noticed that energy in the form of heat is either evolved or absorbed as a result of a

Question # 12

The subject matter of first law of thermochemistry is based on:

Question # 13

A state function is a

Question # 14

The real or imaginary surface separating the system from the surrounding is called

Question # 15

It is noticed that energy in the from of heat is either evolved or absorbed as a result of a:

Question # 16

The study of heat changes accompanying a chemical reaction is known as

Question # 17

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

Question # 18

When a system absorbs energy, the sign of delta E is

Question # 19

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

Question # 20

In a chemical change, the energy in the form of heat will either be evolved or absorbed and this is called

Question # 21

By state, we mean the

Question # 22

Neutralization of a strong acid with a strong base is

Question # 23

Work is a

Question # 24

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

Question # 25

The majority of reactions which give stable products are

Question # 26

The reaction of Zinc with copper sulphate solution is an example of

Question # 27

Neutralization of a strong acid with a strong abase is:

Question # 28

The net heat 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

Question # 29

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

Question # 30

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

Submit

Prepare Complete Set Wise ECAT Chemistry Chapter 7 Thermo Chemistry MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Chemistry Chapter 7 Thermo Chemistry MCQ`s Test

  • M
    M Umer Arain 12 - Nov - 2024 00 Min 13 Sec 120/120
  • A
    Abdullah Zubair 21 - Dec - 2024 02 Min 34 Sec 120/120
  • T
    Tanzeel Ur Rehman 28 - May - 2024 03 Min 19 Sec 115/120
  • F
    Fatima Tabassum 16 - Jan - 2025 02 Min 21 Sec 110/120
  • M
    Muntasir Khokhar 21 - May - 2024 03 Min 47 Sec 105/120
  • S
    Shazi Ansari 05 - Jun - 2024 02 Min 35 Sec 100/120
  • S
    Sania Iqbal 14 - May - 2024 04 Min 47 Sec 100/120
  • M
    Masood Muneer 26 - May - 2024 04 Min 50 Sec 100/120
  • T
    Tamshi Sohail 19 - Apr - 2024 10 Min 44 Sec 100/120
  • U
    Umar Saeed 30 - May - 2024 03 Min 38 Sec 90/120
  • H
    hadia ejaz 29 - May - 2024 11 Min 27 Sec 90/120
  • R
    Rashida Latif 09 - Jan - 2025 04 Min 07 Sec 85/120
  • T
    talha talha 25 - Apr - 2024 05 Min 36 Sec 85/120
  • S
    Shajee Haroon 10 - May - 2024 08 Min 54 Sec 85/120
  • M
    muhammad aftab 27 - Mar - 2026 10 Min 44 Sec 84/120

ECAT Chemistry Chapter 7 Important MCQ's

Sr.# Question Answer
1 One mole of oxygen confined in a cylinder fitted with a piston is an example of
A. Surrounding
B. System and surrounding
C. System
D. State function
2 When a system absorbs energy, the sign of delta E is
A. Neither positive nor negative
B. Negative
C. Positive
D. None of above
3 Calorie is equivalent to :
A. 0.4184 J
B. 4184 J
C. 4.184 J
D. 418.4 J
4 The change in heat energy of a chemical reaction at constant temperature and pressure is called
A. entahlpy change
B. heat of sublimation
C. bond energy
D. internal energy change
5 Some Non-spontaneous process can be made to take place by supplying energy to the system from :
A. Internal source.
B. Any source.
C. External source.
D. All of above.
6 A state function is a
A. Microscopic property
B. Macroscopic
C. Unique property
D. Both a and c
7 By state, we mean the
A. Reaction of system
B. Scope of a system
C. Condition of a system
D. None of above
8 Reaction between Zn and CuSO4can be called a system under
A. Surrounding
B. Observation
C. system
D. None of above
9 The reaction of Zinc with copper sulphate solution is an example of
A. Oxidation reduction reaction
B. Spontaneous reaction
C. Spontaneous redox reaction
D. Non-spontaneous reaction
10 If an endothermic reaction is allowed to take place very rapidly in the air, the temperature of the surrounding air
A. remains constant
B. increases
C. decreases
D. remain unchanged

Test Questions

Is this page helpful?