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

In CCL4 solvent I3 shows:

Question # 2

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

Question # 3

Analytical chemistry is the science of

Question # 4

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

Question # 5

A complete chemical Characterization of a compound must include:

Question # 6

The filtration process is used to to separate solid from :

Question # 7

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

Question # 8

95% ethanol is called:

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

The detection of functional group is called:

Question # 14

Without proper suction,filtration is:

Question # 15

Sintered glass is a porous material use for :

Question # 16

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

Question # 17

A complete chemical characterization of a compound must include

Question # 18

The solid remained on filter paper during filtration is called the

Question # 19

Fluted filter paper is used to:

Question # 20

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

Question # 21

Chromatography is derived from Greek word 'Khromatos' means:

Question # 22

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

Question # 23

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

Question # 24

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

Question # 25

The other name for distribution law is

Question # 26

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

Question # 27

95% ethanol is called :

Question # 28

Direct conversion of solid into vapors is called :

Question # 29

Analytical chemistry is the science of :

Question # 30

The solution left after the formation of crystals 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 comparative rates at which the solutes move in paper chromatography, depend on:
A. the size of per sued.
B. Rf values of solutes
C. temperature of the experiment
D. size of the chromatography tank used.
3 The sample being analyzed is called
A. Electrolyte
B. Substance
C. Analyte
D. All of above
4 Which one of the following substances is used to decolourizing agent
A. Abestos
B. Animal charcoal
C. conc. H2SO4
D. Silica gel
5 The filtration process is used to separate solid from
A. Liquid
B. Gas
C. Solid
D. All of above
6 Which one of the following substance is use as decolonizing agent
A. Asbestos
B. Animal charcoal
C. conc, H2SO4
D. Silica gel
7 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
8 The detection of functional group is called :
A. Numerical analysis.
B. Qualitative analysis.
C. Combustion analysis.
D. Quantitative analysis.
9 Without proper suction,filtration is:
A. Rapid process
B. Fague process
C. Slow process
D. Useless process
10 Analytical chemistry is the science of
A. Chemical characterization
B. Physical characterization
C. Biological characterization
D. Biochemical characterization

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