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 solid remained on filter paper during filtration is called the

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

Fluted filter paper is used to :

Question # 6

Estimation of Na in sea water is an example of :

Question # 7

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

Question # 8

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

Question # 9

Sintered glass is porous material used for:

Question # 10

The sample being analyzed is called:

Question # 11

Analytical chemistry is the science of :

Question # 12

The detection of functional group is called :

Question # 13

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

Question # 14

Which one of the following substance is use as decolonizing agent

Question # 15

The detection of functional group is called

Question # 16

The detection of functional group is called:

Question # 17

A complete chemical characterization of a compound must include

Question # 18

The filtration process is used to separate solid from

Question # 19

The solution left after the formation of crystals is called :

Question # 20

In CCL4 solvent I3 shows:

Question # 21

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

Question # 22

Proteins and amino acid can be separated by:

Question # 23

Fluted filter paper is used to:

Question # 24

Direct conversion of solid into vapors is called :

Question # 25

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

Question # 26

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

Question # 27

The sample being analyzed is called :

Question # 28

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

Question # 29

The sample being analyzed is called

Question # 30

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

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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 Solvent extraction is an unstable,Process and it is controlled by:
A. Alcohol extraction
B. Petrol extraction
C. Phenol extraction
D. Ether extraction
3 The detection of functional group is called
A. Numerical analysis
B. Qualitative analysis
C. Combustion analysis
D. Quantitative analysis
4 The detection of functional group is called :
A. Numerical analysis.
B. Qualitative analysis.
C. Combustion analysis.
D. Quantitative analysis.
5 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.
6 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.
7 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
8 Estimation of Na in sea water is an example of :
A. Numerical analysis.
B. Qualitative analysis.
C. Quantitative analysis.
D. None of above.
9 Naphthalene, iodine and NH4 can :
A. Sublime.
B. Both (a) and (c).
C. Crystallize.
D. None of above.
10 Solvent extraction is an unstable, Process and it is called by:
A. The amount of solute
B. Distribution law
C. The amount of solvent used
D. Law of mass action

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