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

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Question # 1

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

Question # 2

The filtration process is used to to separate solid from :

Question # 3

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

Question # 4

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

Question # 5

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

Question # 6

During the process of crystallization, the hot saturated solution:

Question # 7

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

Question # 8

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

Question # 9

Sintered glass is porous material used for:

Question # 10

The filtration process is used to separate solid from

Question # 11

Naphthalene, iodine and NH4 can :

Question # 12

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

Question # 13

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

Question # 14

Fluted filter paper is used to :

Question # 15

The sample being analyzed is called

Question # 16

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

Question # 17

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

Question # 18

The filtration process is used to separate solid from:

Question # 19

Without proper suction,filtration is:

Question # 20

The sample being analyzed is called :

Question # 21

A complete chemical characterization of a compound must include

Question # 22

Estimation of Na in sea water is an example of :

Question # 23

The solid remained on filter paper during filtration is called the

Question # 24

Fluted filter paper is used to:

Question # 25

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

Question # 26

Which one of the following substances is used to decolourizing agent

Question # 27

Which one of the following substance is use as decolonizing agent

Question # 28

Analytical chemistry is the science of

Question # 29

Gooch crucible is made of:

Question # 30

The detection of functional group is called

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 A filtration process could be very time consuming if it were not aided by a gentle suction which is developed:
A. If the paper covers the funnel up to its circumstances
B. If the paper has got small sized pores in
C. If the stem of funnel is large so that it dips in to filtrate
D. If the paper fits tightly.
2 A complete chemical Characterization of a compound must include:
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. None of above
3 Solvent extraction is an unstable, Process and it is called by:
A. The amount of solute
B. Distribution law
C. The amount of solvent used
D. Law of mass action
4 Sintered glass is porous material used for:
A. Absorption
B. Decoration
C. Filtration
D. All of above
5 The filtration process is used to to separate solid from :
A. Liquid.
B. Gas.
C. Solid.
D. All of above.
6 Estimation of Na in sea water is an example of
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. None of above
7 95% ethanol is called:
A. Rectified other
B. Diesel
C. Rectified spirit
D. Petrol
8 Direct conversion of solid intro vapours is called:
A. Crystallization
B. Sublimation
C. Obligation
D. Vapourization
9 Gooch crucible is made of:
A. Brass
B. Porcelain
C. Bronze
D. .Gold
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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