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

Chromatography is derived from Greek word 'Khromatos' means:

Question # 2

Analytical chemistry is the science of

Question # 3

In CCL4 solvent I3 shows:

Question # 4

The sample being analyzed is called:

Question # 5

The solution left after the formation of crystals is called :

Question # 6

The filtration process is used to to separate solid from :

Question # 7

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

Question # 8

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

Question # 9

The filtration process is used to separate solid from:

Question # 10

The comparative rates at which the solutes move in paper chromatography, depend on:

Question # 11

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

Question # 12

The sample being analyzed is called :

Question # 13

The sample being analyzed is called

Question # 14

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

Question # 15

The reagents like KMnO4 and HCL cannot be filtered through Gooch crucible if its base is covered with :

Question # 16

The detection of functional group is called

Question # 17

A complete chemical Characterization of a compound must include:

Question # 18

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

Question # 19

Fluted filter paper is used to:

Question # 20

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

Question # 21

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

Question # 22

95% ethanol is called:

Question # 23

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

Question # 24

The detection of functional group is called:

Question # 25

A suitable solvent should dissolve maximum amount of solute at its boiling point and minimum amount at :

Question # 26

Direct conversion of solid intro vapours is called:

Question # 27

Direct conversion of solid into vapors is called :

Question # 28

Gooch crucible is made of:

Question # 29

Fluted filter paper is used to :

Question # 30

The detection of functional group is called :

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The liquid obtained after passing the mixture through filter paper is termed as :
A. Extract.
B. Residue.
C. Filtrate.
D. Sample.
2 Selection of filter paper depends upon sizes of particles to be:
A. Tested
B. Filtered
C. Checked
D. All of above
3 Analytical chemistry is the science of :
A. Chemical Characterization.
B. Physical Characterization.
C. Biological Characterization.
D. Biochemical Characterization.
4 A complete chemical characterization of a compound must include
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. Both a and c
5 The apex angle of the folded filter paper is slightly greater than :
A. 60°

B. 30°
C. 45°
D. 90°
6 Gooch crucible is made of:
A. Brass
B. Porcelain
C. Bronze
D. .Gold
7 The filtration process is used to to separate solid from :
A. Liquid.
B. Gas.
C. Solid.
D. All of above.
8 Solvent extraction is an equilibrium process and it is controlled by :
A. law of mass action.
B. the amount of solvent used.
C. distribution law.
D. the amount of solute.
9 The detection of functional group is called
A. Numerical analysis
B. Qualitative analysis
C. Combustion analysis
D. Quantitative analysis
10 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.

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