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

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

Question # 2

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

Question # 3

Chromatography is derived from Greek word 'Khromatos' means:

Question # 4

The filtration process is used to separate solid from

Question # 5

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

Question # 6

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

Question # 7

95% ethanol is called :

Question # 8

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

Question # 9

The filtration process is used to to separate solid from :

Question # 10

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

Question # 11

Which one of the following substances is used to decolourizing agent

Question # 12

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

Question # 13

Analytical chemistry is the science of :

Question # 14

The solid remained on filter paper during filtration is called the

Question # 15

The reagents like KMnO4 and HCL cannot be filtered through Gooch crucible if its base is covered with :

Question # 16

Direct conversion of solid intro vapours is called:

Question # 17

Fluted filter paper is used to :

Question # 18

The sample being analyzed is called:

Question # 19

In CCL4 solvent I3 shows:

Question # 20

The filtration process is used to separate solid from:

Question # 21

A complete chemical characterization of a compound must include

Question # 22

95% ethanol is called:

Question # 23

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

Question # 24

The sample being analyzed is called

Question # 25

Estimation of Na in sea water is an example of :

Question # 26

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

Question # 27

Proteins and amino acid can be separated by:

Question # 28

Without proper suction filtration is

Question # 29

Gooch crucible is made of:

Question # 30

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

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The filtration process is used to separate solid from
A. Liquid
B. Gas
C. Solid
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 liquid obtained after passing the mixture through filter paper is termed as:
A. Extract
B. Residue
C. Filtrate
D. Sample
4 A complete chemical Characterization of a compound must include:
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. None of above
5 The tip of funnel should be 1 or 2cm larger than the circle of the
A. Beaker
B. Solid
C. Filter paper
D. Liquid
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 A suitable solvent should dissolve maximum amount of solute at its boiling point and minimum amount at :
A. Freezing point.
B. Room temperature.
C. Boiling point.
D. Sea level temperature.
8 The solid remained on filter paper during the filtration is called the :
A. Substance.
B. Residue.
C. Undue.
D. Filtrate.
9 The detection of functional group is called
A. Numerical analysis
B. Qualitative analysis
C. Combustion analysis
D. Quantitative analysis
10 The filtration process is used to separate solid from:
A. Liquid
B. Gas
C. Solid
D. All of above

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