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

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

Question # 3

Without proper suction filtration is

Question # 4

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

Question # 5

The solid remained on filter paper during filtration is called the

Question # 6

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

Question # 7

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

Question # 8

The solution left after the formation of crystals is called :

Question # 9

Direct conversion of solid intro vapours is called:

Question # 10

A complete chemical Characterization of a compound must include:

Question # 11

95% ethanol is called :

Question # 12

Estimation of Na in sea water is an example of :

Question # 13

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

Question # 14

The reagents like KMnO4 and HCL cannot be filtered through Gooch crucible if its base is covered with :

Question # 15

Analytical chemistry is the science of :

Question # 16

Without proper suction,filtration is:

Question # 17

The sample being analyzed is called

Question # 18

Sintered glass is porous material used for:

Question # 19

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

Question # 20

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

Question # 21

Analytical chemistry is the science of

Question # 22

Estimation of Na in sea water is an example of

Question # 23

Direct conversion of solid into vapors is called :

Question # 24

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

Question # 25

The filtration process is used to separate solid from

Question # 26

Sintered glass is a porous material use for :

Question # 27

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

Question # 28

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

Question # 29

Gooch crucible is made of:

Question # 30

The sample being analyzed is called:

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Proteins and amino acid can be separated by:
A. Filtration
B. Sublimation
C. Chromatography
D. Suction
2 Which one of the following substance is use as decolonizing agent
A. Asbestos
B. Animal charcoal
C. conc, H2SO4
D. Silica gel
3 The tip of funnel should be 1 or 2cm larger than the circle of the
A. Beaker
B. Solid
C. Filter paper
D. Liquid
4 Without proper suction,filtration is:
A. Rapid process
B. Fague process
C. Slow process
D. Useless process
5 The liquid obtained after passing the mixture through filter paper is termed as:
A. Extract
B. Residue
C. Filtrate
D. Sample
6 Direct conversion of solid intro vapours is called:
A. Crystallization
B. Sublimation
C. Obligation
D. Vapourization
7 The liquid obtained after passing the mixture through filter paper is termed as :
A. Extract.
B. Residue.
C. Filtrate.
D. Sample.
8 Chromatography is derived from Greek word 'Khromatos' means:
A. Type writting
B. Printing
C. Color writing
D. Writing
9 95% ethanol is called:
A. Rectified other
B. Diesel
C. Rectified spirit
D. Petrol
10 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.

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