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

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

Question # 3

The solid remained on filter paper during filtration is called the

Question # 4

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

Question # 5

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

Question # 6

Which one of the following substances is used to decolourizing agent

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

The detection of functional group is called

Question # 11

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

Question # 12

Without proper suction filtration is

Question # 13

Estimation of Na in sea water is an example of :

Question # 14

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

Question # 15

The filtration process is used to separate solid from

Question # 16

The detection of functional group is called:

Question # 17

Fluted filter paper is used to:

Question # 18

Sintered glass is porous material used for:

Question # 19

The filtration process is used to to separate solid from :

Question # 20

Analytical chemistry is the science of :

Question # 21

Direct conversion of solid intro vapours is called:

Question # 22

A complete chemical characterization of a compound must include

Question # 23

The filtration process is used to separate solid from:

Question # 24

The sample being analyzed is called :

Question # 25

The other name for distribution law is

Question # 26

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

Question # 27

The detection of functional group is called :

Question # 28

Sintered glass is a porous material use for :

Question # 29

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

Question # 30

Naphthalene, iodine and NH4 can :

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Solvent extraction is an unstable,Process and it is controlled by:
A. Alcohol extraction
B. Petrol extraction
C. Phenol extraction
D. Ether extraction
2 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
3 In chromatography, the point at which solvent maximum rises called:
A. Solvent front
B. Base line
C. Element
D. Chromatogram
4 A complete chemical Characterization of a compound must include:
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. None of above
5 The sample being analyzed is called
A. Electrolyte
B. Substance
C. Analyte
D. All of above
6 The solution left after the formation of crystals is called :
A. Residue.
B. Filtrate.
C. Mother liquor.
D. None of these.
7 Analytical chemistry is the science of
A. Chemical characterization
B. Physical characterization
C. Biological characterization
D. Biochemical characterization
8 95% ethanol is called :
A. Rectified ether.
B. Diesel.
C. Rectified spirit.
D. Petrol.
9 Direct conversion of solid into vapors is called :
A. Crystallization
B. Sublimation
C. Obligation
D. Vaporization.
10 Which one of the following substances is used to decolourizing agent
A. Abestos
B. Animal charcoal
C. conc. H2SO4
D. Silica gel

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