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

Without proper suction,filtration is:

Question # 2

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

Question # 3

The filtration process is used to separate solid from:

Question # 4

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

Question # 5

The filtration process is used to separate solid from

Question # 6

Estimation of Na in sea water is an example of :

Question # 7

Analytical chemistry is the science of :

Question # 8

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

Question # 9

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

Question # 10

Without proper suction filtration is

Question # 11

Analytical chemistry is the science of

Question # 12

95% ethanol is called :

Question # 13

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

Question # 14

95% ethanol is called:

Question # 15

The solution left after the formation of crystals is called :

Question # 16

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

Question # 17

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

Question # 18

The sample being analyzed is called:

Question # 19

The other name for distribution law is

Question # 20

Gooch crucible is made of:

Question # 21

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

Question # 22

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

Question # 23

A complete chemical characterization of a compound must include

Question # 24

The detection of functional group is called :

Question # 25

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

Question # 26

The sample being analyzed is called

Question # 27

Fluted filter paper is used to:

Question # 28

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

Question # 29

The detection of functional group is called

Question # 30

Sintered glass is a porous material use for :

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The solid remained on filter paper during the filtration is called the :
A. Substance.
B. Residue.
C. Undue.
D. Filtrate.
2 95% ethanol is called:
A. Rectified other
B. Diesel
C. Rectified spirit
D. Petrol
3 Analytical chemistry is the science of
A. Chemical characterization
B. Physical characterization
C. Biological characterization
D. Biochemical characterization
4 Sintered glass is a porous material use for :
A. Absorpton
B. Decoration.
C. Filtration.
D. All 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 The detection of functional group is called
A. Numerical analysis
B. Qualitative analysis
C. Combustion analysis
D. Quantitative analysis
7 Solvent extraction method is a particularly useful technique of separation when the product to be separated is:
A. non-volatile or thermally unstable.
B. volatile or thermally stable.
C. non-volatile or thermally stable.
D. volatile or thermally unstable.
8 The tip of the funnel should touch the side of the beaker in order to avoid :
A. Splashing.
B. Leakage.
C. Mixing.
D. Contamination.
9 Chromatography is derived from Greek word 'Khromatos' means:
A. Type writting
B. Printing
C. Color writing
D. Writing
10 In chromatography, the point at which solvent maximum rises called:
A. Solvent front
B. Base line
C. Element
D. Chromatogram

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