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 detection of functional group 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 solid remained on filter paper during the filtration is called the :

Question # 5

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

Question # 6

Estimation of Na in sea water is an example of :

Question # 7

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

Question # 8

95% ethanol is called :

Question # 9

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

Question # 10

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

Question # 11

The other name for distribution law is

Question # 12

Without proper suction filtration is

Question # 13

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

Question # 14

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

Question # 15

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

Question # 16

The detection of functional group is called:

Question # 17

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

Question # 18

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

Question # 19

Proteins and amino acid can be separated by:

Question # 20

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

Question # 21

In CCL4 solvent I3 shows:

Question # 22

Which one of the following substances is used to decolourizing agent

Question # 23

A complete chemical characterization of a compound must include

Question # 24

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

Question # 25

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

Question # 26

Chromatography is derived from Greek word 'Khromatos' means:

Question # 27

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

Question # 28

Sintered glass is a porous material use for :

Question # 29

Direct conversion of solid intro vapours is called:

Question # 30

Analytical chemistry is the science of

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Direct conversion of solid intro vapours is called:
A. Crystallization
B. Sublimation
C. Obligation
D. Vapourization
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 A complete chemical Characterization of a compound must include:
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. None of above
5 Analytical chemistry is the science of :
A. Chemical Characterization.
B. Physical Characterization.
C. Biological Characterization.
D. Biochemical Characterization.
6 The sample being analyzed is called :
A. Electrolyte.
B. Substance.
C. Analyte.
D. All of above.
7 Estimation of Na in sea water is an example of
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. None of above
8 Proteins and amino acid can be separated by:
A. Filtration
B. Sublimation
C. Chromatography
D. Suction
9 A complete chemical characterization of a compound must include
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. Both a and c
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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