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

95% ethanol is called:

Question # 2

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

Question # 3

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

Question # 4

Without proper suction,filtration is:

Question # 5

Which one of the following substances is used to decolourizing agent

Question # 6

The detection of functional group is called :

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

A complete chemical characterization of a compound must include

Question # 11

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

Question # 12

The filtration process is used to to separate solid from :

Question # 13

Without proper suction filtration is

Question # 14

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

Question # 15

Which one of the following substance is use as decolonizing agent

Question # 16

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

Question # 17

The sample being analyzed is called

Question # 18

Direct conversion of solid into vapors is called :

Question # 19

The solution left after the formation of crystals is called :

Question # 20

Sintered glass is a porous material use for :

Question # 21

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

Question # 22

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

Question # 23

Analytical chemistry is the science of

Question # 24

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

Question # 25

The filtration process is used to separate solid from:

Question # 26

The sample being analyzed is called :

Question # 27

A complete chemical Characterization of a compound must include:

Question # 28

Fluted filter paper is used to:

Question # 29

Gooch crucible is made of:

Question # 30

Analytical chemistry is the science of :

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The sample being analyzed is called
A. Electrolyte
B. Substance
C. Analyte
D. All of above
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 filtration process is used to to separate solid from :
A. Liquid.
B. Gas.
C. Solid.
D. All of above.
4 In chromatography, the point at which solvent maximum rises called:
A. Solvent front
B. Base line
C. Element
D. Chromatogram
5 Estimation of Na in sea water is an example of
A. Numerical analysis
B. Qualitative 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 The apex angle of the folded filter paper is slightly greater is termed as:
A. 60 degree
B. 30 degree
C. 45 degree
D. 90 degree
8 Estimation of Na in sea water is an example of :
A. Numerical analysis.
B. Qualitative analysis.
C. Quantitative analysis.
D. None of above.
9 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.
10 95% ethanol is called :
A. Rectified ether.
B. Diesel.
C. Rectified spirit.
D. Petrol.

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