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 tip of funnel should be 1 or 2cm larger than the circle of the

Question # 2

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

Question # 3

The sample being analyzed is called:

Question # 4

Estimation of Na in sea water is an example of

Question # 5

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

Question # 6

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

Question # 7

The solid remained on filter paper during filtration is called the

Question # 8

The filtration process is used to to separate solid from :

Question # 9

Estimation of Na in sea water is an example of :

Question # 10

Direct conversion of solid into vapors is called :

Question # 11

The other name for distribution law is

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

95% ethanol is called :

Question # 16

The sample being analyzed is called :

Question # 17

The detection of functional group is called :

Question # 18

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

Question # 19

95% ethanol is called:

Question # 20

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

Question # 21

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

Question # 22

The sample being analyzed is called

Question # 23

Fluted filter paper is used to :

Question # 24

Fluted filter paper is used to:

Question # 25

The solution left after the formation of crystals is called :

Question # 26

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

Question # 27

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

Question # 28

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

Question # 29

Sintered glass is porous material used for:

Question # 30

Without proper suction filtration is

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Estimation of Na in sea water is an example of :
A. Numerical analysis.
B. Qualitative analysis.
C. Quantitative analysis.
D. None of above.
2 Direct conversion of solid intro vapours is called:
A. Crystallization
B. Sublimation
C. Obligation
D. Vapourization
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 In chromatography, the point at which solvent maximum rises called:
A. Solvent front
B. Base line
C. Element
D. Chromatogram
5 In CCL4 solvent I3 shows:
A. Blue Color
B. Brown Color
C. Purple Color
D. Pink Color
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 Direct conversion of solid into vapors is called :
A. Crystallization
B. Sublimation
C. Obligation
D. Vaporization.
8 The detection of functional group is called :
A. Numerical analysis.
B. Qualitative analysis.
C. Combustion analysis.
D. Quantitative analysis.
9 Identification of a substance, determination of its structure an quantitative analysis of its composition are the aspects covered by:
A. Modern analytical physics.
B. Mechanical chemistry.
C. Biochemistry.
D. Modern analytical chemistry.
10 The tip of the funnel should touch the side of the beaker in order to avoid :
A. Splashing.
B. Leakage.
C. Mixing.
D. Contamination.

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