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

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Question # 1

Chromatography is derived from Greek word 'Khromatos' means:

Question # 2

A complete chemical characterization of a compound must include

Question # 3

The sample being analyzed is called:

Question # 4

In chromatography, the point at which solvent maximum rises called:

Question # 5

A complete chemical Characterization of a compound must include:

Question # 6

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

Question # 7

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

Question # 8

Estimation of Na in sea water is an example of

Question # 9

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

Question # 10

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

Question # 11

Which one of the following substance is use as decolonizing agent

Question # 12

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

Question # 13

Direct conversion of solid into vapors is called :

Question # 14

Sintered glass is porous material used for:

Question # 15

The detection of functional group is called

Question # 16

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

Question # 17

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

Question # 18

A filtration process could be very time consuming if it were not aided by a gentle suction which is developed:

Question # 19

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

Question # 20

The detection of functional group is called:

Question # 21

The sample being analyzed is called

Question # 22

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

Question # 23

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

Question # 24

Fluted filter paper is used to:

Question # 25

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

Question # 26

Sintered glass is a porous material use for :

Question # 27

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

Question # 28

The solution left after the formation of crystals is called :

Question # 29

Analytical chemistry is the science of :

Question # 30

Fluted filter paper is used to :

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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 The sample being analyzed is called:
A. Electrolyte
B. Residue
C. Undue
D. Filtrate
4 Gooch crucible is made of:
A. Brass
B. Porcelain
C. Bronze
D. .Gold
5 The liquid obtained after passing the mixture through filter paper is termed as :
A. Extract.
B. Residue.
C. Filtrate.
D. Sample.
6 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
7 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.
8 Sintered glass is porous material used for:
A. Absorption
B. Decoration
C. Filtration
D. All of above
9 Without proper suction filtration is
A. Rapid process.
B. Fague process.
C. Slow process.
D. Useless process.
10 Solvent extraction is an unstable, Process and it is called by:
A. The amount of solute
B. Distribution law
C. The amount of solvent used
D. Law of mass action

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