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

Question # 2

The detection of functional group is called

Question # 3

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

Question # 4

Chromatography is derived from Greek word 'Khromatos' means:

Question # 5

Analytical chemistry is the science of

Question # 6

In CCL4 solvent I3 shows:

Question # 7

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

Question # 8

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

Question # 9

95% ethanol is called :

Question # 10

The solution left after the formation of crystals is called :

Question # 11

The detection of functional group is called :

Question # 12

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

Question # 13

The sample being analyzed is called:

Question # 14

Without proper suction,filtration is:

Question # 15

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

Question # 16

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

Question # 17

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

Question # 18

Analytical chemistry is the science of :

Question # 19

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

Question # 20

A complete chemical Characterization of a compound must include:

Question # 21

Direct conversion of solid into vapors is called :

Question # 22

The sample being analyzed is called

Question # 23

Sintered glass is porous material used for:

Question # 24

A complete chemical characterization of a compound must include

Question # 25

Fluted filter paper is used to:

Question # 26

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

Question # 27

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

Question # 28

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

Question # 29

Gooch crucible is made of:

Question # 30

The detection of functional group is called:

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The tip of the funnel should touch the side of the beaker in order to avoid
A. Splashing
B. Leakage
C. Mixing
D. Contamination
2 Identification of a substance, determination of its structure and quantitative analysis of its composition are the aspects covered by
A. Modern analytical physics
B. Mechanical chemistry
C. Biochemistry
D. Modern analytical chemistry
3 Which one of the following substance is use as decolonizing agent
A. Asbestos
B. Animal charcoal
C. conc, H2SO4
D. Silica gel
4 In CCL4 solvent I3 shows:
A. Blue Color
B. Brown Color
C. Purple Color
D. Pink Color
5 The sample being analyzed is called:
A. Electrolyte
B. Residue
C. Undue
D. Filtrate
6 Sintered glass is porous material used for:
A. Absorption
B. Decoration
C. Filtration
D. All of above
7 Solvent extraction is an unstable,Process and it is controlled by:
A. Alcohol extraction
B. Petrol extraction
C. Phenol extraction
D. Ether extraction
8 The other name for distribution law is
A. Dispersive law
B. Partition law
C. Avogadro's law
D. separation law
9 The solution left after the formation of crystals is called :
A. Residue.
B. Filtrate.
C. Mother liquor.
D. None of these.
10 Proteins and amino acid can be separated by:
A. Filtration
B. Sublimation
C. Chromatography
D. Suction

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