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 sample being analyzed is called

Question # 2

The solid remained on filter paper during filtration is called the

Question # 3

Analytical chemistry is the science of :

Question # 4

Sintered glass is porous material used for:

Question # 5

Fluted filter paper is used to :

Question # 6

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

Question # 7

Which one of the following substance is use as decolonizing agent

Question # 8

Chromatography is derived from Greek word 'Khromatos' means:

Question # 9

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

Question # 10

Estimation of Na in sea water is an example of :

Question # 11

95% ethanol is called :

Question # 12

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

Question # 13

The filtration process is used to separate solid from

Question # 14

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

Question # 15

The filtration process is used to to separate solid from :

Question # 16

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

Question # 17

Naphthalene, iodine and NH4 can :

Question # 18

The detection of functional group is called :

Question # 19

Direct conversion of solid intro vapours is called:

Question # 20

In CCL4 solvent I3 shows:

Question # 21

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

Question # 22

The other name for distribution law is

Question # 23

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

Question # 24

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

Question # 25

Sintered glass is a porous material use for :

Question # 26

During the process of crystallization, the hot saturated solution:

Question # 27

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

Question # 28

The detection of functional group is called

Question # 29

A complete chemical characterization of a compound must include

Question # 30

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

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 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.
2 The other name for distribution law is
A. Dispersive law
B. Partition law
C. Avogadro's law
D. separation law
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 The tip of funnel should be 1 or 2cm larger than the circle of the
A. Beaker
B. Solid
C. Filter paper
D. Liquid
5 95% ethanol is called:
A. Rectified other
B. Diesel
C. Rectified spirit
D. Petrol
6 Solvent extraction is an equilibrium process and it is controlled by :
A. law of mass action.
B. the amount of solvent used.
C. distribution law.
D. the amount of solute.
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 Sintered glass is porous material used for:
A. Absorption
B. Decoration
C. Filtration
D. All of above
9 The sample being analyzed is called :
A. Electrolyte.
B. Substance.
C. Analyte.
D. All of above.
10 Gooch crucible is made of:
A. Brass
B. Porcelain
C. Bronze
D. .Gold

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