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ECAT Chemistry Chapter 7 Thermo Chemistry Online Test
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Total Questions30
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Time Allowed30
ECAT Chemistry Chapter 7 Thermo Chemistry Online Test
The subject matter of first law of thermochemistry is based on
In a chemical change, the energy in the form of heat will either be evolved or absorbed and this is called
A reaction will also be called a spontaneous if :
The real or imaginary surface separating the system from the surrounding is called
A state function is a
When a system absorbs energy, the sign of delta E is
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
If an endothermic reaction is allowed to take place very rapidly in the air, the temperature of the surrounding air:
If an endothermic reaction is allowed to take place very rapidly in air, the temperature of the surrounding air :
The change in heat energy of a chemical reaction at constant temperature and pressure is called :
Calorie is equivalent to :
The reaction of Zinc with copper sulphate solution is an example of
Some Non-spontaneous process can be made to take place by supplying energy to the system from :
If an endothermic reaction is allowed to take place very rapidly in air, the temperature of the surrounding air
The study of heat changes accompanying a chemical reaction is known as :
The study of heat changes accompanying a chemical reaction is known as
Neutralization of a strong acid with a strong base is
When no work is done by the system
Burning of coal and hydrocarbon in air are examples of
The energy units in which heat changes usually expressed in SI-system are
For a given process, the heat changes at constant volume ( qv)are related to other as:
Which of the following statements is contrary to the first law of themodynamics
The change in heat energy of a chemical reaction at constant temperature and pressure is called
When a piece of zinc is added to the copper sulphate solution, _______ colour of solution disappear
In a chemical change, the energy in the from of heat will either be evolved or absorbed and this is called:
Some non-spontaneous processes can be made to take place by supplying energy to the system from
Work is a
A reaction will also be called a spontaneous if
Which one of the following is not related to spontaneous process.
The majority of reactions which give stable products are:
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