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

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

Question # 2

Estimation of Na in sea water is an example of :

Question # 3

The detection of functional group is called :

Question # 4

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

Question # 5

The sample being analyzed is called

Question # 6

The solid remained on filter paper during filtration is called the

Question # 7

A complete chemical characterization of a compound must include

Question # 8

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

Question # 9

Which one of the following substances is used to decolourizing agent

Question # 10

The solution left after the formation of crystals is called :

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

Gooch crucible is made of:

Question # 15

95% ethanol is called:

Question # 16

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

Question # 17

95% ethanol is called :

Question # 18

Naphthalene, iodine and NH4 can :

Question # 19

In CCL4 solvent I3 shows:

Question # 20

Proteins and amino acid can be separated by:

Question # 21

Analytical chemistry is the science of

Question # 22

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

Question # 23

Analytical chemistry is the science of :

Question # 24

The sample being analyzed is called :

Question # 25

Fluted filter paper is used to:

Question # 26

The detection of functional group is called

Question # 27

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

Question # 28

Without proper suction,filtration is:

Question # 29

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

Question # 30

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

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The tip of funnel should be 1 or 2cm larger than the circle of the
A. Beaker
B. Solid
C. Filter paper
D. Liquid
2 In chromatography, the point at which solvent maximum rises called:
A. Solvent front
B. Base line
C. Element
D. Chromatogram
3 The filtration process is used to to separate solid from :
A. Liquid.
B. Gas.
C. Solid.
D. All of above.
4 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.
5 Selection of filter paper depends upon sizes of particles to be:
A. Tested
B. Filtered
C. Checked
D. All of above
6 Which one of the following substance is no used as drying agent in desiccators
A. Silica gel
B. CaCl2
C. Phosphorous
D. NaCL(50%)
7 Direct conversion of solid intro vapours is called:
A. Crystallization
B. Sublimation
C. Obligation
D. Vapourization
8 The sample being analyzed is called:
A. Electrolyte
B. Residue
C. Undue
D. Filtrate
9 The filtration process is used to separate solid from
A. Liquid
B. Gas
C. Solid
D. All of above
10 A complete chemical Characterization of a compound must include:
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. None of above

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