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

During the process of crystallization, the hot saturated solution:

Question # 2

The solid remained on filter paper during filtration is called the

Question # 3

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

Question # 4

Estimation of Na in sea water is an example of :

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

A complete chemical characterization of a compound must include

Question # 9

Sintered glass is a porous material use for :

Question # 10

Analytical chemistry is the science of

Question # 11

Without proper suction filtration is

Question # 12

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

Question # 13

Direct conversion of solid intro vapours is called:

Question # 14

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

Question # 15

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

Question # 16

Chromatography is derived from Greek word 'Khromatos' means:

Question # 17

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

Question # 18

Gooch crucible is made of:

Question # 19

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

Question # 20

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

Question # 21

The detection of functional group is called :

Question # 22

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

Question # 23

Which one of the following substance is use as decolonizing agent

Question # 24

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

Question # 25

Fluted filter paper is used to:

Question # 26

A complete chemical Characterization of a compound must include:

Question # 27

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

Question # 28

The sample being analyzed is called:

Question # 29

The filtration process is used to to separate solid from :

Question # 30

In CCL4 solvent I3 shows:

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The other name for distribution law is
A. Dispersive law
B. Partition law
C. Avogadro's law
D. separation law
2 Selection of filter paper depends upon sizes of particles to be:
A. Tested
B. Filtered
C. Checked
D. All of above
3 95% ethanol is called :
A. Rectified ether.
B. Diesel.
C. Rectified spirit.
D. Petrol.
4 The filtration process is used to to separate solid from :
A. Liquid.
B. Gas.
C. Solid.
D. All of above.
5 Direct conversion of solid intro vapours is called:
A. Crystallization
B. Sublimation
C. Obligation
D. Vapourization
6 Direct conversion of solid into vapors is called :
A. Crystallization
B. Sublimation
C. Obligation
D. Vaporization.
7 In chromatography, the point at which solvent maximum rises called:
A. Solvent front
B. Base line
C. Element
D. Chromatogram
8 95% ethanol is called:
A. Rectified other
B. Diesel
C. Rectified spirit
D. Petrol
9 Estimation of Na in sea water is an example of
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. None of above
10 The filtration process is used to separate solid from:
A. Liquid
B. Gas
C. Solid
D. All of above

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