ECAT Pre Engineering Chemistry Chapter 2 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 2 Experimental Techniques in Chemistry

Try The MCQ's Test For ECAT Chemistry Chapter 2 Experimental Techniques in Chemistry

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ECAT Chemistry Chapter 2 Experimental Techniques in Chemistry

00:00
Question # 1

The sample being analyzed is called :

Question # 2

The detection of functional group is called:

Question # 3

Selection of filter paper depends upon sizes of particles to be :

Question # 4

Solvent extraction method is a particularly useful technique of separation when the product to be separated is:

Question # 5

Naphthalene, iodine and NH4 can :

Question # 6

Which one of the following substance is no used as drying agent in desiccators

Question # 7

Identification of a substance, determination of its structure and quantitative analysis of its composition are the aspects covered by

Question # 8

Without proper suction,filtration is:

Question # 9

Sintered glass is a porous material use for :

Question # 10

The other name for distribution law is

Question # 11

The solution left after the formation of crystals is called :

Question # 12

A complete chemical characterization of a compound must include

Question # 13

Analytical chemistry is the science of

Question # 14

Solvent extraction is an equilibrium process and it is controlled by :

Question # 15

The apex angle of the folded filter paper is slightly greater is termed as:

Question # 16

Chromatography is derived from Greek word 'Khromatos' means:

Question # 17

Analytical chemistry is the science of :

Question # 18

In CCL4 solvent I3 shows:

Question # 19

Direct conversion of solid intro vapours is called:

Question # 20

Solvent extraction is an unstable,Process and it is controlled by:

Question # 21

Selection of filter paper depends upon sizes of particles to be:

Question # 22

The solid remained on filter paper during the filtration is called the :

Question # 23

The tip of the funnel should touch the side of the beaker in order to avoid :

Question # 24

The liquid obtained after passing the mixture through filter paper is termed as :

Question # 25

Direct conversion of solid into vapors is called :

Question # 26

Estimation of Na in sea water is an example of :

Question # 27

Sintered glass is porous material used for:

Question # 28

The detection of functional group is called :

Question # 29

Estimation of Na in sea water is an example of

Question # 30

The tip of the funnel should touch the side of the beaker in order to avoid

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 A complete chemical Characterization of a compound must include:
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. None of above
2 Which one of the following substance is use as decolonizing agent
A. Asbestos
B. Animal charcoal
C. conc, H2SO4
D. Silica gel
3 Fluted filter paper is used to :
A. Decrease rate of filtration.
B. Increase rate of filtration.
C. Maintain rate of filtration.
D. None of above.
4 The tip of the funnel should touch the side of the beaker in order to avoid :
A. Splashing.
B. Leakage.
C. Mixing.
D. Contamination.
5 Naphthalene, iodine and NH4 can :
A. Sublime.
B. Both (a) and (c).
C. Crystallize.
D. None of above.
6 The solution left after the formation of crystals is called :
A. Residue.
B. Filtrate.
C. Mother liquor.
D. None of these.
7 A suitable solvent should dissolve maximum amount of solute at its boiling point and minimum amount at :
A. Freezing point.
B. Room temperature.
C. Boiling point.
D. Sea level temperature.
8 Analytical chemistry is the science of
A. Chemical characterization
B. Physical characterization
C. Biological characterization
D. Biochemical characterization
9 The apex angle of the folded filter paper is slightly greater is termed as:
A. 60 degree
B. 30 degree
C. 45 degree
D. 90 degree
10 The detection of functional group is called:
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. Combustion analysis

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