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 filtration process is used to to separate solid from :

Question # 2

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

Question # 3

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

Question # 4

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

Question # 5

Analytical chemistry is the science of

Question # 6

The other name for distribution law is

Question # 7

Which one of the following substances is used to decolourizing agent

Question # 8

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

Question # 9

Estimation of Na in sea water is an example of :

Question # 10

95% ethanol is called :

Question # 11

The detection of functional group is called:

Question # 12

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

Question # 13

The detection of functional group is called

Question # 14

The solid remained on filter paper during filtration is called the

Question # 15

The sample being analyzed is called :

Question # 16

Sintered glass is porous material used for:

Question # 17

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

Question # 18

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

Question # 19

Direct conversion of solid intro vapours is called:

Question # 20

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

Question # 21

Without proper suction,filtration is:

Question # 22

In CCL4 solvent I3 shows:

Question # 23

During the process of crystallization, the hot saturated solution:

Question # 24

Proteins and amino acid can be separated by:

Question # 25

The filtration process is used to separate solid from:

Question # 26

Gooch crucible is made of:

Question # 27

A complete chemical characterization of a compound must include

Question # 28

Direct conversion of solid into vapors is called :

Question # 29

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

Question # 30

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

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The detection of functional group is called:
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. Combustion analysis
2 Which one of the following substance is no used as drying agent in desiccators
A. Silica gel
B. CaCl2
C. Phosphorous
D. NaCL(50%)
3 Which one of the following substances is used to decolourizing agent
A. Abestos
B. Animal charcoal
C. conc. H2SO4
D. Silica gel
4 Chromatography is derived from Greek word 'Khromatos' means:
A. Type writting
B. Printing
C. Color writing
D. Writing
5 Selection of filter paper depends upon sizes of particles to be:
A. Tested
B. Filtered
C. Checked
D. All of above
6 A complete chemical Characterization of a compound must include:
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. None of above
7 Gooch crucible is made of:
A. Brass
B. Porcelain
C. Bronze
D. .Gold
8 Solvent extraction is an equilibrium process and it is controlled by :
A. law of mass action.
B. the amount of solvent used.
C. distribution law.
D. the amount of solute.
9 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.
10 The filtration process is used to separate solid from:
A. Liquid
B. Gas
C. Solid
D. All of above

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