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

The sample being analyzed is called :

Question # 3

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

Question # 4

Analytical chemistry is the science of

Question # 5

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

Question # 6

Which one of the following substance is use as decolonizing agent

Question # 7

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

Question # 8

The solid remained on filter paper during filtration is called the

Question # 9

95% ethanol is called:

Question # 10

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

Question # 11

The filtration process is used to to separate solid from :

Question # 12

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

Question # 13

Proteins and amino acid can be separated by:

Question # 14

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

Question # 15

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

Question # 16

A complete chemical characterization of a compound must include

Question # 17

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

Question # 18

The other name for distribution law is

Question # 19

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

Question # 20

95% ethanol is called :

Question # 21

Without proper suction,filtration is:

Question # 22

Which one of the following substances is used to decolourizing agent

Question # 23

Sintered glass is a porous material use for :

Question # 24

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

Question # 25

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

Question # 26

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

Question # 27

The filtration process is used to separate solid from:

Question # 28

Naphthalene, iodine and NH4 can :

Question # 29

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

Question # 30

Sintered glass is porous material used for:

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Analytical chemistry is the science of :
A. Chemical Characterization.
B. Physical Characterization.
C. Biological Characterization.
D. Biochemical Characterization.
2 The tip of the funnel should touch the side of the beaker in order to avoid
A. Splashing
B. Leakage
C. Mixing
D. Contamination
3 Chromatography is derived from Greek word 'Khromatos' means:
A. Type writting
B. Printing
C. Color writing
D. Writing
4 The solid remained on filter paper during filtration is called the
A. Substance
B. Residue
C. Undue
D. Filtrate
5 Selection of filter paper depends upon sizes of particles to be :
A. Tested.
B. Filtered.
C. Checked.
D. All of above.
6 A filtration process could be very time consuming if it were not aided by a gentle suction which is developed:
A. If the paper covers the funnel up to its circumstances
B. If the paper has got small sized pores in
C. If the stem of funnel is large so that it dips in to filtrate
D. If the paper fits tightly.
7 The detection of functional group is called
A. Numerical analysis
B. Qualitative analysis
C. Combustion analysis
D. Quantitative analysis
8 The detection of functional group is called :
A. Numerical analysis.
B. Qualitative analysis.
C. Combustion analysis.
D. Quantitative analysis.
9 Direct conversion of solid into vapors is called :
A. Crystallization
B. Sublimation
C. Obligation
D. Vaporization.
10 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

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