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

The sample being analyzed is called

Question # 2

The solid remained on filter paper during filtration is called the

Question # 3

Analytical chemistry is the science of

Question # 4

The solution left after the formation of crystals is called :

Question # 5

A complete chemical Characterization of a compound must include:

Question # 6

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

Question # 7

The sample being analyzed is called :

Question # 8

The filtration process is used to separate solid from:

Question # 9

The other name for distribution law is

Question # 10

95% ethanol is called:

Question # 11

Gooch crucible is made of:

Question # 12

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

Question # 13

95% ethanol is called :

Question # 14

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

Question # 15

Chromatography is derived from Greek word 'Khromatos' means:

Question # 16

Fluted filter paper is used to:

Question # 17

Direct conversion of solid into vapors is called :

Question # 18

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

Question # 19

Estimation of Na in sea water is an example of

Question # 20

Which one of the following substances is used to decolourizing agent

Question # 21

The detection of functional group is called

Question # 22

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

Question # 23

During the process of crystallization, the hot saturated solution:

Question # 24

In CCL4 solvent I3 shows:

Question # 25

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

Question # 26

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

Question # 27

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

Question # 28

Estimation of Na in sea water is an example of :

Question # 29

Sintered glass is a porous material use for :

Question # 30

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

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Selection of filter paper depends upon sizes of particles to be :
A. Tested.
B. Filtered.
C. Checked.
D. All of above.
2 Selection of filter paper depends upon sizes of particles to be:
A. Tested
B. Filtered
C. Checked
D. All of above
3 The tip of the funnel should touch the side of the beaker in order to avoid
A. Splashing
B. Leakage
C. Mixing
D. Contamination
4 In chromatography, the point at which solvent maximum rises called:
A. Solvent front
B. Base line
C. Element
D. Chromatogram
5 The apex angle of the folded filter paper is slightly greater than :
A. 60°

B. 30°
C. 45°
D. 90°
6 The apex angle of the folded filter paper is slightly greater is termed as:
A. 60 degree
B. 30 degree
C. 45 degree
D. 90 degree
7 The detection of functional group is called
A. Numerical analysis
B. Qualitative analysis
C. Combustion analysis
D. Quantitative analysis
8 Identification of a substance, determination of its structure and quantitative analysis of its composition are the aspects covered by
A. Modern analytical physics
B. Mechanical chemistry
C. Biochemistry
D. Modern analytical chemistry
9 A filtration process could be very time consuming if it were not aided by a gentle suction which is developed:
A. If the paper covers the funnel up to its circumstances
B. If the paper has got small sized pores in
C. If the stem of funnel is large so that it dips in to filtrate
D. If the paper fits tightly.
10 Naphthalene, iodine and NH4 can :
A. Sublime.
B. Both (a) and (c).
C. Crystallize.
D. None of above.

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