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 chromatography, the point at which solvent maximum rises called:

Question # 2

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

Question # 3

Proteins and amino acid can be separated by:

Question # 4

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

Question # 5

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

Question # 6

The other name for distribution law is

Question # 7

The filtration process is used to separate solid from

Question # 8

The filtration process is used to to separate solid from :

Question # 9

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

Question # 10

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

Question # 11

Estimation of Na in sea water is an example of :

Question # 12

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

Question # 13

The detection of functional group is called

Question # 14

The detection of functional group is called :

Question # 15

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

Question # 16

The detection of functional group is called:

Question # 17

Analytical chemistry is the science of :

Question # 18

A complete chemical Characterization of a compound must include:

Question # 19

The solid remained on filter paper during filtration is called the

Question # 20

Direct conversion of solid intro vapours is called:

Question # 21

Naphthalene, iodine and NH4 can :

Question # 22

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

Question # 23

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

Question # 24

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

Question # 25

The sample being analyzed is called:

Question # 26

Sintered glass is porous material used for:

Question # 27

Which one of the following substance is use as decolonizing agent

Question # 28

95% ethanol is called:

Question # 29

Gooch crucible is made of:

Question # 30

Fluted filter paper is used to:

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Solvent extraction is an unstable,Process and it is controlled by:
A. Alcohol extraction
B. Petrol extraction
C. Phenol extraction
D. Ether extraction
2 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.
3 Direct conversion of solid intro vapours is called:
A. Crystallization
B. Sublimation
C. Obligation
D. Vapourization
4 95% ethanol is called:
A. Rectified other
B. Diesel
C. Rectified spirit
D. Petrol
5 In chromatography, the point at which solvent maximum rises called:
A. Solvent front
B. Base line
C. Element
D. Chromatogram
6 Analytical chemistry is the science of :
A. Chemical Characterization.
B. Physical Characterization.
C. Biological Characterization.
D. Biochemical Characterization.
7 The detection of functional group is called :
A. Numerical analysis.
B. Qualitative analysis.
C. Combustion analysis.
D. Quantitative analysis.
8 Sintered glass is porous material used for:
A. Absorption
B. Decoration
C. Filtration
D. All of above
9 Which one of the following substance is use as decolonizing agent
A. Asbestos
B. Animal charcoal
C. conc, H2SO4
D. Silica gel
10 Without proper suction,filtration is:
A. Rapid process
B. Fague process
C. Slow process
D. Useless process

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