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

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

Question # 2

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

Question # 3

Analytical chemistry is the science of

Question # 4

95% ethanol is called:

Question # 5

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

Question # 6

Direct conversion of solid intro vapours is called:

Question # 7

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

Question # 8

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

Question # 9

The solution left after the formation of crystals is called :

Question # 10

Direct conversion of solid into vapors is called :

Question # 11

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

Question # 12

Sintered glass is a porous material use for :

Question # 13

The detection of functional group is called :

Question # 14

Estimation of Na in sea water is an example of :

Question # 15

Fluted filter paper is used to :

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

A complete chemical Characterization of a compound must include:

Question # 20

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

Question # 21

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

Question # 22

The other name for distribution law is

Question # 23

Sintered glass is porous material used for:

Question # 24

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

Question # 25

Chromatography is derived from Greek word 'Khromatos' means:

Question # 26

Gooch crucible is made of:

Question # 27

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

Question # 28

The sample being analyzed is called

Question # 29

A complete chemical characterization of a compound must include

Question # 30

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

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Proteins and amino acid can be separated by:
A. Filtration
B. Sublimation
C. Chromatography
D. Suction
2 The other name for distribution law is
A. Dispersive law
B. Partition law
C. Avogadro's law
D. separation law
3 Which one of the following substances is used to decolourizing agent
A. Abestos
B. Animal charcoal
C. conc. H2SO4
D. Silica gel
4 The sample being analyzed is called:
A. Electrolyte
B. Residue
C. Undue
D. Filtrate
5 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.
6 The solution left after the formation of crystals is called :
A. Residue.
B. Filtrate.
C. Mother liquor.
D. None of these.
7 The detection of functional group is called
A. Numerical analysis
B. Qualitative analysis
C. Combustion analysis
D. Quantitative analysis
8 The filtration process is used to to separate solid from :
A. Liquid.
B. Gas.
C. Solid.
D. All of above.
9 Estimation of Na in sea water is an example of :
A. Numerical analysis.
B. Qualitative analysis.
C. Quantitative analysis.
D. None of above.
10 Gooch crucible is made of:
A. Brass
B. Porcelain
C. Bronze
D. .Gold

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