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DAE CH 213 Chapter 14 MCQs

byPUNJAB TECHNICAL AND SCIENCE ACADEMY • • 2 min read
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DAE | CH-213

APPLIED CHEMISTRY

CHAPTER : 14

DIPLOMA OF ASSOCIATE ENGINEERING

EXAM PRAPARATION

COMMON WITH:
APPLIED CHEMISTRY

MULTIPLE CHOICE QUESTION

Chapter:14 (Thermo-Chemistry)

Question 1:

It is that branch of chemistry, which deals with the heat changes accompanying the chemical reactions, is called

Question 2:

The amount of heat evolved or absorbed during a chemical reaction is known as

Question 3:

The amount of heat evolved when one mole of a substance is completely burnt or oxidised is called

Question 4:

The amount of heat evolved when one-gram equivalent of an acid is neutralised by one-gram equivalent of a base is called

Question 5:

The, of a strong acid by a strong base is always the same i.e.– 57.32 KJ/mol.

Question 6:

The, of HCOOH with NH4OH is – 49.8 KJ/mol

Question 7:

A Swiss scientist G.H.Hess presented his law in

Question 8:

The, is also known as “Hess’s law of heat combustion” & “Hess’s law of heat summation”.

Question 9:

is simply a basic practical application of the ‘law of conservation of energy’.

Question 10:

\( \delta H = \delta H_1 + \delta H_2 + \delta H_3 \) is the equation of

Question 11:

Such type of chemical reactions in which the heat is given out or liberated during a chemical reaction is called

Question 12:

are indicated by a minus (–) symbol

Question 13:

The burning of methane, formation of water and ammonia are the examples of

Question 14:

Such type of chemical reactions in which the heat is absorbed during a chemical reaction is called

Question 15:

are indicated by a positive (+) symbol

Question 16:

The formation of \(NO, HI\) and \(CS_2 \) are the examples of

Question 17:

The unit of heat in S.I system is

Question 18:

Is the amount of heat required to raise the temperature of 1 gram of water through \(1^0\)C from 14.5 to \(15.5^0\)C is called

Question 19:

The amount of heat required to raise the temperature of 1 pound of water through \(1^0\)F from \(60^0\)F to \(61^0\)F is called

Question 20:

The amount of heat evolved by the complete combustion of unit mass or volume of the fuel is called


NOTE
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INSTRUCTOR
MUHAMMAD BIN JAMEEL
BSC ENGG. CIVIL
 

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