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

During the process of crystallization, the hot saturated solution:

Question # 2

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

Question # 3

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

Question # 4

The solid remained on filter paper during filtration is called the

Question # 5

The detection of functional group is called

Question # 6

Which one of the following substance is use as decolonizing agent

Question # 7

The sample being analyzed is called :

Question # 8

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

Question # 9

Without proper suction filtration is

Question # 10

95% ethanol is called :

Question # 11

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

Question # 12

Naphthalene, iodine and NH4 can :

Question # 13

The filtration process is used to to separate solid from :

Question # 14

Without proper suction,filtration is:

Question # 15

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

Question # 16

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

Question # 17

Estimation of Na in sea water is an example of

Question # 18

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

Question # 19

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

Question # 20

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

Question # 21

Analytical chemistry is the science of :

Question # 22

The detection of functional group is called:

Question # 23

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

Question # 24

The sample being analyzed is called:

Question # 25

Sintered glass is porous material used for:

Question # 26

Which one of the following substances is used to decolourizing agent

Question # 27

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

Question # 28

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

Question # 29

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

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 The filtration process is used to to separate solid from :
A. Liquid.
B. Gas.
C. Solid.
D. All of above.
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 separate solid from:
A. Liquid
B. Gas
C. Solid
D. All of above
4 The detection of functional group is called:
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. Combustion analysis
5 Sintered glass is porous material used for:
A. Absorption
B. Decoration
C. Filtration
D. All of above
6 The sample being analyzed is called:
A. Electrolyte
B. Residue
C. Undue
D. Filtrate
7 The filtration process is used to separate solid from
A. Liquid
B. Gas
C. Solid
D. All of above
8 The tip of funnel should be 1 or 2cm larger than the circle of the
A. Beaker
B. Solid
C. Filter paper
D. Liquid
9 The apex angle of the folded filter paper is slightly greater than :
A. 60°

B. 30°
C. 45°
D. 90°
10 Direct conversion of solid into vapors is called :
A. Crystallization
B. Sublimation
C. Obligation
D. Vaporization.

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