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

Analytical chemistry is the science of

Question # 3

Analytical chemistry is the science of :

Question # 4

Fluted filter paper is used to :

Question # 5

95% ethanol is called :

Question # 6

A complete chemical characterization of a compound must include

Question # 7

The solution left after the formation of crystals is called :

Question # 8

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

Question # 9

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

Question # 10

Direct conversion of solid into vapors is called :

Question # 11

Gooch crucible is made of:

Question # 12

95% ethanol is called:

Question # 13

The filtration process is used to to separate solid from :

Question # 14

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

Question # 15

The sample being analyzed is called :

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

Chromatography is derived from Greek word 'Khromatos' means:

Question # 20

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

Question # 21

The detection of functional group is called :

Question # 22

Proteins and amino acid can be separated by:

Question # 23

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

Question # 24

Fluted filter paper is used to:

Question # 25

Estimation of Na in sea water is an example of :

Question # 26

Without proper suction filtration is

Question # 27

Without proper suction,filtration is:

Question # 28

Sintered glass is a porous material use for :

Question # 29

The sample being analyzed is called

Question # 30

The filtration process is used to separate solid from:

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 In CCL4 solvent I3 shows:
A. Blue Color
B. Brown Color
C. Purple Color
D. Pink Color
2 Estimation of Na in sea water is an example of :
A. Numerical analysis.
B. Qualitative analysis.
C. Quantitative analysis.
D. None of above.
3 The filtration process is used to separate solid from
A. Liquid
B. Gas
C. Solid
D. All of above
4 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
5 A complete chemical characterization of a compound must include
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. Both a and c
6 Direct conversion of solid intro vapours is called:
A. Crystallization
B. Sublimation
C. Obligation
D. Vapourization
7 95% ethanol is called :
A. Rectified ether.
B. Diesel.
C. Rectified spirit.
D. Petrol.
8 Gooch crucible is made of:
A. Brass
B. Porcelain
C. Bronze
D. .Gold
9 Analytical chemistry is the science of
A. Chemical characterization
B. Physical characterization
C. Biological characterization
D. Biochemical characterization
10 Which one of the following substances is used to decolourizing agent
A. Abestos
B. Animal charcoal
C. conc. H2SO4
D. Silica gel

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