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

A complete chemical Characterization of a compound must include:

Question # 2

In CCL4 solvent I3 shows:

Question # 3

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

Question # 4

The solution left after the formation of crystals is called :

Question # 5

The detection of functional group is called:

Question # 6

Without proper suction filtration is

Question # 7

The detection of functional group is called

Question # 8

Proteins and amino acid can be separated by:

Question # 9

95% ethanol is called:

Question # 10

Sintered glass is a porous material use for :

Question # 11

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

Question # 12

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

Question # 13

The sample being analyzed is called :

Question # 14

The filtration process is used to separate solid from

Question # 15

Without proper suction,filtration is:

Question # 16

During the process of crystallization, the hot saturated solution:

Question # 17

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

Question # 18

Sintered glass is porous material used for:

Question # 19

The detection of functional group is called :

Question # 20

Which one of the following substances is used to decolourizing agent

Question # 21

The filtration process is used to separate solid from:

Question # 22

The other name for distribution law is

Question # 23

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

Question # 24

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

Question # 25

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

Question # 26

Fluted filter paper is used to:

Question # 27

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

Question # 28

The sample being analyzed is called:

Question # 29

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

Question # 30

A complete chemical characterization of a compound must include

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Sintered glass is porous material used for:
A. Absorption
B. Decoration
C. Filtration
D. All of above
2 The other name for distribution law is
A. Dispersive law
B. Partition law
C. Avogadro's law
D. separation law
3 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
4 In CCL4 solvent I3 shows:
A. Blue Color
B. Brown Color
C. Purple Color
D. Pink Color
5 The solution left after the formation of crystals is called :
A. Residue.
B. Filtrate.
C. Mother liquor.
D. None of these.
6 The tip of the funnel should touch the side of the beaker in order to avoid :
A. Splashing.
B. Leakage.
C. Mixing.
D. Contamination.
7 The comparative rates at which the solutes move in paper chromatography, depend on:
A. the size of per sued.
B. Rf values of solutes
C. temperature of the experiment
D. size of the chromatography tank used.
8 Without proper suction,filtration is:
A. Rapid process
B. Fague process
C. Slow process
D. Useless process
9 Direct conversion of solid into vapors is called :
A. Crystallization
B. Sublimation
C. Obligation
D. Vaporization.
10 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.

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