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

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

Question # 2

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

Question # 3

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

Question # 4

During the process of crystallization, the hot saturated solution:

Question # 5

A complete chemical characterization of a compound must include

Question # 6

The sample being analyzed is called :

Question # 7

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

Question # 8

Sintered glass is porous material used for:

Question # 9

The sample being analyzed is called:

Question # 10

The detection of functional group is called:

Question # 11

The solid remained on filter paper during filtration is called the

Question # 12

Naphthalene, iodine and NH4 can :

Question # 13

Fluted filter paper is used to:

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

The solution left after the formation of crystals is called :

Question # 17

Solvent extraction is an equilibrium process and it is controlled by :

Question # 18

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

Question # 19

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

Question # 20

The other name for distribution law is

Question # 21

The filtration process is used to to separate solid from :

Question # 22

Analytical chemistry is the science of

Question # 23

The detection of functional group is called :

Question # 24

The sample being analyzed is called

Question # 25

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

Question # 26

Without proper suction,filtration is:

Question # 27

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

Question # 28

Which one of the following substances is used to decolourizing agent

Question # 29

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

Question # 30

95% ethanol is called :

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The other name for distribution law is
A. Dispersive law
B. Partition law
C. Avogadro's law
D. separation law
2 The detection of functional group is called:
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. Combustion analysis
3 Selection of filter paper depends upon sizes of particles to be:
A. Tested
B. Filtered
C. Checked
D. All of above
4 Solvent extraction method is a particularly useful technique of separation when the product to be separated is:
A. non-volatile or thermally unstable.
B. volatile or thermally stable.
C. non-volatile or thermally stable.
D. volatile or thermally unstable.
5 Which one of the following substance is use as decolonizing agent
A. Asbestos
B. Animal charcoal
C. conc, H2SO4
D. Silica gel
6 The detection of functional group is called
A. Numerical analysis
B. Qualitative analysis
C. Combustion analysis
D. Quantitative analysis
7 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.
8 Which one of the following substances is used to decolourizing agent
A. Abestos
B. Animal charcoal
C. conc. H2SO4
D. Silica gel
9 The tip of funnel should be 1 or 2cm larger than the circle of the
A. Beaker
B. Solid
C. Filter paper
D. Liquid
10 Fluted filter paper is used to:
A. Decrease rate of filtration
B. Increase rate of filtration
C. Maintain rate of filtration
D. None of above

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