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 sample being analyzed is called :

Question # 2

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

Question # 3

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

Question # 4

Which one of the following substances is used to decolourizing agent

Question # 5

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

Question # 6

Direct conversion of solid intro vapours is called:

Question # 7

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

Question # 8

Gooch crucible is made of:

Question # 9

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

Question # 10

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

Question # 11

95% ethanol is called:

Question # 12

Sintered glass is a porous material use for :

Question # 13

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

Question # 14

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

Question # 15

The filtration process is used to separate solid from

Question # 16

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

Question # 17

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

Question # 18

The detection of functional group is called

Question # 19

The detection of functional group is called :

Question # 20

Without proper suction filtration is

Question # 21

Which one of the following substance is use as decolonizing agent

Question # 22

The other name for distribution law is

Question # 23

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

Question # 24

Chromatography is derived from Greek word 'Khromatos' means:

Question # 25

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

Question # 26

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

Question # 27

Naphthalene, iodine and NH4 can :

Question # 28

Sintered glass is porous material used for:

Question # 29

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

Question # 30

During the process of crystallization, the hot saturated solution:

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Naphthalene, iodine and NH4 can :
A. Sublime.
B. Both (a) and (c).
C. Crystallize.
D. None of above.
2 Fluted filter paper is used to :
A. Decrease rate of filtration.
B. Increase rate of filtration.
C. Maintain rate of filtration.
D. None of above.
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 Selection of filter paper depends upon sizes of particles to be :
A. Tested.
B. Filtered.
C. Checked.
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 The solid remained on filter paper during the filtration is called the :
A. Substance.
B. Residue.
C. Undue.
D. Filtrate.
7 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
8 Which one of the following substances is used to decolourizing agent
A. Abestos
B. Animal charcoal
C. conc. H2SO4
D. Silica gel
9 Without proper suction filtration is
A. Rapid process.
B. Fague process.
C. Slow process.
D. Useless process.
10 The detection of functional group is called
A. Numerical analysis
B. Qualitative analysis
C. Combustion analysis
D. Quantitative analysis

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