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

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

Question # 2

The detection of functional group is called:

Question # 3

Solvent extraction is an equilibrium process and it is controlled by :

Question # 4

In CCL4 solvent I3 shows:

Question # 5

Fluted filter paper is used to :

Question # 6

The sample being analyzed is called

Question # 7

Without proper suction,filtration is:

Question # 8

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

Question # 9

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

Question # 10

The solid remained on filter paper during filtration is called the

Question # 11

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

Question # 12

Without proper suction filtration is

Question # 13

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

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

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

Question # 18

Direct conversion of solid intro vapours is called:

Question # 19

Sintered glass is a porous material use for :

Question # 20

A complete chemical Characterization of a compound must include:

Question # 21

Direct conversion of solid into vapors is called :

Question # 22

Analytical chemistry is the science of

Question # 23

Estimation of Na in sea water is an example of :

Question # 24

Naphthalene, iodine and NH4 can :

Question # 25

The detection of functional group is called

Question # 26

The detection of functional group is called :

Question # 27

The filtration process is used to separate solid from:

Question # 28

The sample being analyzed is called:

Question # 29

95% ethanol is called:

Question # 30

The other name for distribution law is

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 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.
2 Which one of the following substance is use as decolonizing agent
A. Asbestos
B. Animal charcoal
C. conc, H2SO4
D. Silica gel
3 The reagents like KMnO4 and HCL cannot be filtered through Gooch crucible if its base is covered with :
A. Butterfly paper.
B. Ordinay paper.
C. Flying paper.
D. Filter paper.
4 In chromatography, the point at which solvent maximum rises called:
A. Solvent front
B. Base line
C. Element
D. Chromatogram
5 A complete chemical characterization of a compound must include
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. Both a and c
6 Sintered glass is a porous material use for :
A. Absorpton
B. Decoration.
C. Filtration.
D. All of above.
7 Solvent extraction is an unstable,Process and it is controlled by:
A. Alcohol extraction
B. Petrol extraction
C. Phenol extraction
D. Ether extraction
8 Analytical chemistry is the science of :
A. Chemical Characterization.
B. Physical Characterization.
C. Biological Characterization.
D. Biochemical Characterization.
9 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
10 The solution left after the formation of crystals is called :
A. Residue.
B. Filtrate.
C. Mother liquor.
D. None of these.

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