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

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

Question # 2

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

Question # 3

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

Question # 4

Analytical chemistry is the science of

Question # 5

Estimation of Na in sea water is an example of

Question # 6

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

Question # 7

The filtration process is used to separate solid from

Question # 8

Analytical chemistry is the science of :

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

Without proper suction,filtration is:

Question # 13

Chromatography is derived from Greek word 'Khromatos' means:

Question # 14

The filtration process is used to separate solid from:

Question # 15

The sample being analyzed is called :

Question # 16

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

Question # 17

The filtration process is used to to separate solid from :

Question # 18

Gooch crucible is made of:

Question # 19

Which one of the following substance is use as decolonizing agent

Question # 20

The other name for distribution law is

Question # 21

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

Question # 22

The detection of functional group is called :

Question # 23

Direct conversion of solid into vapors is called :

Question # 24

The solid remained on filter paper during filtration is called the

Question # 25

95% ethanol is called:

Question # 26

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

Question # 27

A complete chemical Characterization of a compound must include:

Question # 28

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

Question # 29

The sample being analyzed is called:

Question # 30

The solution left after the formation of crystals is called :

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Direct conversion of solid into vapors is called :
A. Crystallization
B. Sublimation
C. Obligation
D. Vaporization.
2 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.
3 Sintered glass is porous material used for:
A. Absorption
B. Decoration
C. Filtration
D. All of above
4 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
5 The detection of functional group is called
A. Numerical analysis
B. Qualitative analysis
C. Combustion analysis
D. Quantitative analysis
6 Identification of a substance, determination of its structure and quantitative analysis of its composition are the aspects covered by
A. Modern analytical physics
B. Mechanical chemistry
C. Biochemistry
D. Modern analytical chemistry
7 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.
8 The sample being analyzed is called :
A. Electrolyte.
B. Substance.
C. Analyte.
D. All of above.
9 Sintered glass is a porous material use for :
A. Absorpton
B. Decoration.
C. Filtration.
D. All of above.
10 Estimation of Na in sea water is an example of
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. None of above

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