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

The sample being analyzed is called:

Question # 3

Sintered glass is a porous material use for :

Question # 4

Direct conversion of solid intro vapours is called:

Question # 5

The sample being analyzed is called

Question # 6

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

Question # 7

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

Question # 8

The filtration process is used to separate solid from

Question # 9

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

Question # 10

The solid remained on filter paper during filtration is called the

Question # 11

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

Question # 12

Analytical chemistry is the science of :

Question # 13

Chromatography is derived from Greek word 'Khromatos' means:

Question # 14

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

Question # 15

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

Question # 16

Sintered glass is porous material used for:

Question # 17

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

Question # 18

Fluted filter paper is used to :

Question # 19

Fluted filter paper is used to:

Question # 20

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

Question # 21

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

Question # 22

Without proper suction,filtration is:

Question # 23

The comparative rates at which the solutes move in paper chromatography, depend on:

Question # 24

Which one of the following substance is use as decolonizing agent

Question # 25

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

Question # 26

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

Question # 27

The solution left after the formation of crystals is called :

Question # 28

Which one of the following substances is used to decolourizing agent

Question # 29

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

Question # 30

Naphthalene, iodine and NH4 can :

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Analytical chemistry is the science of :
A. Chemical Characterization.
B. Physical Characterization.
C. Biological Characterization.
D. Biochemical Characterization.
2 95% ethanol is called:
A. Rectified other
B. Diesel
C. Rectified spirit
D. Petrol
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 The solid remained on filter paper during the filtration is called the :
A. Substance.
B. Residue.
C. Undue.
D. Filtrate.
5 The sample being analyzed is called :
A. Electrolyte.
B. Substance.
C. Analyte.
D. All of above.
6 Without proper suction filtration is
A. Rapid process.
B. Fague process.
C. Slow process.
D. Useless process.
7 Direct conversion of solid into vapors is called :
A. Crystallization
B. Sublimation
C. Obligation
D. Vaporization.
8 In CCL4 solvent I3 shows:
A. Blue Color
B. Brown Color
C. Purple Color
D. Pink Color
9 The sample being analyzed is called:
A. Electrolyte
B. Residue
C. Undue
D. Filtrate
10 Estimation of Na in sea water is an example of :
A. Numerical analysis.
B. Qualitative analysis.
C. Quantitative analysis.
D. None of above.

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