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 controlled by:

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

Fluted filter paper is used to:

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

Proteins and amino acid can be separated by:

Question # 10

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

Question # 11

Gooch crucible is made of:

Question # 12

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

Question # 13

The filtration process is used to separate solid from:

Question # 14

The detection of functional group is called:

Question # 15

A complete chemical characterization of a compound must include

Question # 16

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

Question # 17

Which one of the following substances is used to decolourizing agent

Question # 18

The detection of functional group is called

Question # 19

In CCL4 solvent I3 shows:

Question # 20

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

Question # 21

Direct conversion of solid into vapors is called :

Question # 22

The filtration process is used to to separate solid from :

Question # 23

The other name for distribution law is

Question # 24

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

Question # 25

The sample being analyzed is called:

Question # 26

Chromatography is derived from Greek word 'Khromatos' means:

Question # 27

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

Question # 28

The detection of functional group is called :

Question # 29

Without proper suction,filtration is:

Question # 30

The solid remained on filter paper during filtration is called the

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Sintered glass is a porous material use for :
A. Absorpton
B. Decoration.
C. Filtration.
D. All of above.
2 Which one of the following substance is use as decolonizing agent
A. Asbestos
B. Animal charcoal
C. conc, H2SO4
D. Silica gel
3 Direct conversion of solid intro vapours is called:
A. Crystallization
B. Sublimation
C. Obligation
D. Vapourization
4 Proteins and amino acid can be separated by:
A. Filtration
B. Sublimation
C. Chromatography
D. Suction
5 The sample being analyzed is called :
A. Electrolyte.
B. Substance.
C. Analyte.
D. All of above.
6 Sintered glass is porous material used for:
A. Absorption
B. Decoration
C. Filtration
D. All of above
7 Naphthalene, iodine and NH4 can :
A. Sublime.
B. Both (a) and (c).
C. Crystallize.
D. None of above.
8 The solid remained on filter paper during filtration is called the
A. Substance
B. Residue
C. Undue
D. Filtrate
9 Analytical chemistry is the science of :
A. Chemical Characterization.
B. Physical Characterization.
C. Biological Characterization.
D. Biochemical Characterization.
10 The reagents like KMnO4 and HCL cannot be filtered through Gooch crucible if its base is covered with :
A. Butterfly paper.
B. Ordinay paper.
C. Flying paper.
D. Filter paper.

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