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 sample being analyzed is called :

Question # 2

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

Question # 3

In CCL4 solvent I3 shows:

Question # 4

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

Question # 5

During the process of crystallization, the hot saturated solution:

Question # 6

Chromatography is derived from Greek word 'Khromatos' means:

Question # 7

95% ethanol is called:

Question # 8

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

Question # 9

The detection of functional group is called

Question # 10

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

Question # 11

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

Question # 12

The sample being analyzed is called:

Question # 13

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

Question # 14

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

Question # 15

Without proper suction,filtration is:

Question # 16

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

Question # 17

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

Question # 18

Estimation of Na in sea water is an example of

Question # 19

Without proper suction filtration is

Question # 20

Analytical chemistry is the science of

Question # 21

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

Question # 22

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

Question # 23

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

Question # 24

The detection of functional group is called:

Question # 25

The solid remained on filter paper during filtration is called the

Question # 26

The solution left after the formation of crystals is called :

Question # 27

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

Question # 28

Estimation of Na in sea water is an example of :

Question # 29

The detection of functional group is called :

Question # 30

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

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Which one of the following substance is use as decolonizing agent
A. Asbestos
B. Animal charcoal
C. conc, H2SO4
D. Silica gel
2 Analytical chemistry is the science of :
A. Chemical Characterization.
B. Physical Characterization.
C. Biological Characterization.
D. Biochemical Characterization.
3 The detection of functional group is called
A. Numerical analysis
B. Qualitative analysis
C. Combustion analysis
D. Quantitative analysis
4 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
5 A complete chemical Characterization of a compound must include:
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. None of above
6 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.
7 Without proper suction filtration is
A. Rapid process.
B. Fague process.
C. Slow process.
D. Useless process.
8 Solvent extraction is an unstable,Process and it is controlled by:
A. Alcohol extraction
B. Petrol extraction
C. Phenol extraction
D. Ether extraction
9 The detection of functional group is called:
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. Combustion analysis
10 Estimation of Na in sea water is an example of :
A. Numerical analysis.
B. Qualitative analysis.
C. Quantitative analysis.
D. None of above.

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