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 detection of functional group is called:

Question # 2

Sintered glass is porous material used for:

Question # 3

Proteins and amino acid can be separated by:

Question # 4

Without proper suction filtration is

Question # 5

The detection of functional group is called :

Question # 6

Direct conversion of solid into vapors is called :

Question # 7

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

Question # 8

Naphthalene, iodine and NH4 can :

Question # 9

The other name for distribution law is

Question # 10

During the process of crystallization, the hot saturated solution:

Question # 11

The filtration process is used to separate solid from

Question # 12

95% ethanol is called:

Question # 13

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

Question # 14

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

Question # 15

Analytical chemistry is the science of

Question # 16

The solution left after the formation of crystals is called :

Question # 17

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

Question # 18

In CCL4 solvent I3 shows:

Question # 19

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

Question # 20

The sample being analyzed is called:

Question # 21

The solid remained on filter paper during filtration is called the

Question # 22

Estimation of Na in sea water is an example of :

Question # 23

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

Question # 24

Analytical chemistry is the science of :

Question # 25

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

Question # 26

95% ethanol is called :

Question # 27

Which one of the following substances is used to decolourizing agent

Question # 28

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

Question # 29

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

Question # 30

The detection of functional group is called

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The detection of functional group is called :
A. Numerical analysis.
B. Qualitative analysis.
C. Combustion analysis.
D. Quantitative analysis.
2 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.
3 The liquid obtained after passing the mixture through filter paper is termed as :
A. Extract.
B. Residue.
C. Filtrate.
D. Sample.
4 The other name for distribution law is
A. Dispersive law
B. Partition law
C. Avogadro's law
D. separation law
5 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
6 The sample being analyzed is called:
A. Electrolyte
B. Residue
C. Undue
D. Filtrate
7 A complete chemical Characterization of a compound must include:
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. None of above
8 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
9 Which one of the following substance is use as decolonizing agent
A. Asbestos
B. Animal charcoal
C. conc, H2SO4
D. Silica gel
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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