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

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

Question # 2

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

Question # 3

Analytical chemistry is the science of

Question # 4

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

Question # 5

The detection of functional group is called :

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

Direct conversion of solid into vapors is called :

Question # 10

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

Question # 11

The filtration process is used to separate solid from

Question # 12

Naphthalene, iodine and NH4 can :

Question # 13

Fluted filter paper is used to :

Question # 14

A complete chemical characterization of a compound must include

Question # 15

The sample being analyzed is called

Question # 16

Estimation of Na in sea water is an example of

Question # 17

Direct conversion of solid intro vapours is called:

Question # 18

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

Question # 19

The solution left after the formation of crystals is called :

Question # 20

Chromatography is derived from Greek word 'Khromatos' means:

Question # 21

Fluted filter paper is used to:

Question # 22

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

Question # 23

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

Question # 24

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

Question # 25

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

Question # 26

Which one of the following substances is used to decolourizing agent

Question # 27

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

Question # 28

A complete chemical Characterization of a compound must include:

Question # 29

The other name for distribution law is

Question # 30

Analytical chemistry is the science of :

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The tip of the funnel should touch the side of the beaker in order to avoid :
A. Splashing.
B. Leakage.
C. Mixing.
D. Contamination.
2 Analytical chemistry is the science of
A. Chemical characterization
B. Physical characterization
C. Biological characterization
D. Biochemical characterization
3 Estimation of Na in sea water is an example of :
A. Numerical analysis.
B. Qualitative analysis.
C. Quantitative analysis.
D. None of above.
4 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.
5 The detection of functional group is called
A. Numerical analysis
B. Qualitative analysis
C. Combustion analysis
D. Quantitative analysis
6 Without proper suction,filtration is:
A. Rapid process
B. Fague process
C. Slow process
D. Useless process
7 The solution left after the formation of crystals is called :
A. Residue.
B. Filtrate.
C. Mother liquor.
D. None of these.
8 Identification of a substance, determination of its structure and quantitative analysis of its composition are the aspects covered by
A. Modern analytical physics
B. Mechanical chemistry
C. Biochemistry
D. Modern analytical chemistry
9 Direct conversion of solid intro vapours is called:
A. Crystallization
B. Sublimation
C. Obligation
D. Vapourization
10 Direct conversion of solid into vapors is called :
A. Crystallization
B. Sublimation
C. Obligation
D. Vaporization.

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