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

Analytical chemistry is the science of :

Question # 3

Without proper suction,filtration is:

Question # 4

The sample being analyzed is called

Question # 5

The filtration process is used to to separate solid from :

Question # 6

The filtration process is used to separate solid from:

Question # 7

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

Question # 8

Chromatography is derived from Greek word 'Khromatos' means:

Question # 9

Analytical chemistry is the science of

Question # 10

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

Question # 11

A complete chemical characterization of a compound must include

Question # 12

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

Question # 13

Sintered glass is porous material used for:

Question # 14

Sintered glass is a porous material use for :

Question # 15

In CCL4 solvent I3 shows:

Question # 16

Estimation of Na in sea water is an example of

Question # 17

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

Question # 18

The sample being analyzed is called:

Question # 19

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

Question # 20

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

Question # 21

A filtration process could be very time consuming if it were not aided by a gentle suction which is developed:

Question # 22

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

Question # 23

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

Question # 24

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

Question # 25

The solution left after the formation of crystals is called :

Question # 26

The filtration process is used to separate solid from

Question # 27

The detection of functional group is called

Question # 28

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

Question # 29

The other name for distribution law is

Question # 30

Direct conversion of solid intro vapours is called:

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Estimation of Na in sea water is an example of
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. None of above
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 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.
4 The liquid obtained after passing the mixture through filter paper is termed as:
A. Extract
B. Residue
C. Filtrate
D. Sample
5 The solution left after the formation of crystals is called :
A. Residue.
B. Filtrate.
C. Mother liquor.
D. None of these.
6 The solid remained on filter paper during the filtration is called the :
A. Substance.
B. Residue.
C. Undue.
D. Filtrate.
7 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.
8 The filtration process is used to to separate solid from :
A. Liquid.
B. Gas.
C. Solid.
D. All of above.
9 Proteins and amino acid can be separated by:
A. Filtration
B. Sublimation
C. Chromatography
D. Suction
10 The tip of funnel should be 1 or 2cm larger than the circle of the
A. Beaker
B. Solid
C. Filter paper
D. Liquid

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