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 sample being analyzed is called:

Question # 2

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

Question # 3

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

Question # 4

Sintered glass is porous material used for:

Question # 5

The solid remained on filter paper during filtration is called the

Question # 6

The solution left after the formation of crystals is called :

Question # 7

A complete chemical Characterization of a compound must include:

Question # 8

95% ethanol is called :

Question # 9

Analytical chemistry is the science of :

Question # 10

Gooch crucible is made of:

Question # 11

The sample being analyzed is called

Question # 12

Analytical chemistry is the science of

Question # 13

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

Question # 14

The other name for distribution law is

Question # 15

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

Question # 16

The detection of functional group is called:

Question # 17

The filtration process is used to to separate solid from :

Question # 18

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

Question # 19

Naphthalene, iodine and NH4 can :

Question # 20

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

Question # 21

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

Question # 22

Direct conversion of solid into vapors is called :

Question # 23

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

Question # 24

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

Question # 25

Fluted filter paper is used to:

Question # 26

Without proper suction filtration is

Question # 27

Direct conversion of solid intro vapours is called:

Question # 28

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

Question # 29

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

Question # 30

The detection of functional group is called

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 In chromatography, the point at which solvent maximum rises called:
A. Solvent front
B. Base line
C. Element
D. Chromatogram
2 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.
3 Which one of the following substance is no used as drying agent in desiccators
A. Silica gel
B. CaCl2
C. Phosphorous
D. NaCL(50%)
4 95% ethanol is called:
A. Rectified other
B. Diesel
C. Rectified spirit
D. Petrol
5 Direct conversion of solid intro vapours is called:
A. Crystallization
B. Sublimation
C. Obligation
D. Vapourization
6 The solid remained on filter paper during the filtration is called the :
A. Substance.
B. Residue.
C. Undue.
D. Filtrate.
7 During the process of crystallization, the hot saturated solution:
A. is cooled very slowly to get large size crystals
B. is cooled at a moderate rate to get medium sized crystals of the product
C. is evaporated to get the crystals of the products
D. is mixed with an immiscible liquid to get the pure crystals of the product.
8 Gooch crucible is made of:
A. Brass
B. Porcelain
C. Bronze
D. .Gold
9 The detection of functional group is called :
A. Numerical analysis.
B. Qualitative analysis.
C. Combustion analysis.
D. Quantitative analysis.
10 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

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