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

The filtration process is used to separate solid from:

Question # 2

Direct conversion of solid into vapors is called :

Question # 3

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

Question # 4

The filtration process is used to separate solid from

Question # 5

During the process of crystallization, the hot saturated solution:

Question # 6

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

Question # 7

The detection of functional group is called

Question # 8

Sintered glass is a porous material use for :

Question # 9

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

Question # 10

The sample being analyzed is called :

Question # 11

The solid remained on filter paper during filtration is called the

Question # 12

A complete chemical characterization of a compound must include

Question # 13

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

Question # 14

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

Question # 15

Without proper suction,filtration is:

Question # 16

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

Question # 17

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

Question # 18

Without proper suction filtration is

Question # 19

Chromatography is derived from Greek word 'Khromatos' means:

Question # 20

Fluted filter paper is used to :

Question # 21

Sintered glass is porous material used for:

Question # 22

Estimation of Na in sea water is an example of :

Question # 23

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

Question # 24

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

Question # 25

Which one of the following substances is used to decolourizing agent

Question # 26

The sample being analyzed is called:

Question # 27

The other name for distribution law is

Question # 28

In CCL4 solvent I3 shows:

Question # 29

Analytical chemistry is the science of

Question # 30

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

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The filtration process is used to separate solid from
A. Liquid
B. Gas
C. Solid
D. All 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 tip of the funnel should touch the side of the beaker in order to avoid :
A. Splashing.
B. Leakage.
C. Mixing.
D. Contamination.
4 Estimation of Na in sea water is an example of
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. None of above
5 The filtration process is used to to separate solid from :
A. Liquid.
B. Gas.
C. Solid.
D. All of above.
6 The sample being analyzed is called
A. Electrolyte
B. Substance
C. Analyte
D. All of above
7 Sintered glass is porous material used for:
A. Absorption
B. Decoration
C. Filtration
D. All of above
8 Which one of the following substance is use as decolonizing agent
A. Asbestos
B. Animal charcoal
C. conc, H2SO4
D. Silica gel
9 The sample being analyzed is called :
A. Electrolyte.
B. Substance.
C. Analyte.
D. All of above.
10 95% ethanol is called :
A. Rectified ether.
B. Diesel.
C. Rectified spirit.
D. Petrol.

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