ECAT Pre Engineering Chemistry Chapter 7 MCQ Test With Answer for Chemistry chapter 7 (Thermo Chemistry)

ECAT Pre Engineering Chemistry Ch 7 Test
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Online MCQ's Test For ECAT Chemistry Chapter 7 Thermo Chemistry Online Test

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

  • Total Questions30

  • Time Allowed30

ECAT Chemistry Chapter 7 Thermo Chemistry Online Test

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Question # 1

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

Question # 2

Which one of the following is not related to spontaneous process.

Question # 3

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

Question # 4

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

Question # 5

Calorie is equivalent to :

Question # 6

When a piece of zinc is added to the copper sulphate solution, _______ colour of solution disappear

Question # 7

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 # 8

In endothermic reactions, the heat contents of the:

Question # 9

By state, we mean the

Question # 10

The majority of reactions which give stable products are:

Question # 11

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

Question # 12

Which one of the following is not related to spontaneous process

Question # 13

A reaction will also be called a spontaneous if :

Question # 14

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

Question # 15

When no work is done by the system

Question # 16

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

Question # 17

Some Non-spontaneous process can be made to take place by supplying energy to the system from :

Question # 18

By comparing both initial and final states of the system, we can describe the change taking place in the

Question # 19

When a piece of zinc is added to the copper sulfate solution,____________ color of solution disappear.

Question # 20

In endothermic reactions, the heat content of the:

Question # 21

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

Question # 22

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

Question # 23

In endothermic reactions, the heat contents of the surrounding air

Question # 24

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

Question # 25

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

Question # 26

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

Question # 27

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

Question # 28

Burning of coal and hydrocarbon in air are examples of

Question # 29

Calorie is equivalent to

Question # 30

Some non-spontaneous processes can be made to take place by supplying energy to the system from

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7th Chapter

ECAT Pre Eng. Chemistry Ch 7 Test

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