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

Analytical chemistry is the science of

Question # 2

The detection of functional group is called

Question # 3

Which one of the following substances is used to decolourizing agent

Question # 4

In CCL4 solvent I3 shows:

Question # 5

95% ethanol is called:

Question # 6

Estimation of Na in sea water is an example of

Question # 7

Without proper suction,filtration is:

Question # 8

A complete chemical Characterization of a compound must include:

Question # 9

Without proper suction filtration is

Question # 10

The detection of functional group is called :

Question # 11

The sample being analyzed is called:

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

Naphthalene, iodine and NH4 can :

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

Direct conversion of solid into vapors is called :

Question # 20

Proteins and amino acid can be separated by:

Question # 21

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

Question # 22

Solvent extraction is an equilibrium process and it is controlled by :

Question # 23

Gooch crucible is made of:

Question # 24

Chromatography is derived from Greek word 'Khromatos' means:

Question # 25

Estimation of Na in sea water is an example of :

Question # 26

Fluted filter paper is used to :

Question # 27

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

Question # 28

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

Question # 29

Sintered glass is a porous material use for :

Question # 30

Direct conversion of solid intro vapours is called:

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Estimation of Na in sea water is an example of :
A. Numerical analysis.
B. Qualitative analysis.
C. Quantitative analysis.
D. None of above.
2 Sintered glass is a porous material use for :
A. Absorpton
B. Decoration.
C. Filtration.
D. All of above.
3 The solution left after the formation of crystals is called :
A. Residue.
B. Filtrate.
C. Mother liquor.
D. None of these.
4 Identification of a substance, determination of its structure an quantitative analysis of its composition are the aspects covered by:
A. Modern analytical physics.
B. Mechanical chemistry.
C. Biochemistry.
D. Modern analytical chemistry.
5 The tip of the funnel should touch the side of the beaker in order to avoid
A. Splashing
B. Leakage
C. Mixing
D. Contamination
6 The detection of functional group is called:
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. Combustion analysis
7 In CCL4 solvent I3 shows:
A. Blue Color
B. Brown Color
C. Purple Color
D. Pink Color
8 Chromatography is derived from Greek word 'Khromatos' means:
A. Type writting
B. Printing
C. Color writing
D. Writing
9 Solvent extraction method is a particularly useful technique of separation when the product to be separated is:
A. non-volatile or thermally unstable.
B. volatile or thermally stable.
C. non-volatile or thermally stable.
D. volatile or thermally unstable.
10 The tip of the funnel should touch the side of the beaker in order to avoid :
A. Splashing.
B. Leakage.
C. Mixing.
D. Contamination.

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