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

Fluted filter paper is used to :

Question # 2

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

Question # 3

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

Question # 4

Which one of the following substances is used to decolourizing agent

Question # 5

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

Question # 6

Direct conversion of solid intro vapours is called:

Question # 7

Analytical chemistry is the science of :

Question # 8

The filtration process is used to separate solid from

Question # 9

Sintered glass is a porous material use for :

Question # 10

Estimation of Na in sea water is an example of :

Question # 11

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

Question # 12

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

Question # 13

Proteins and amino acid can be separated by:

Question # 14

The filtration process is used to to separate solid from :

Question # 15

Which one of the following substance is use as decolonizing agent

Question # 16

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

Question # 17

The detection of functional group is called

Question # 18

A complete chemical characterization of a compound must include

Question # 19

Gooch crucible is made of:

Question # 20

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

Question # 21

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

Question # 22

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

Question # 23

The detection of functional group is called :

Question # 24

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

Question # 25

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

Question # 26

Without proper suction filtration is

Question # 27

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

Question # 28

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

Question # 29

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

Question # 30

A complete chemical Characterization of a compound must include:

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Sintered glass is a porous material use for :
A. Absorpton
B. Decoration.
C. Filtration.
D. All of above.
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 95% ethanol is called:
A. Rectified other
B. Diesel
C. Rectified spirit
D. Petrol
4 A complete chemical characterization of a compound must include
A. Qualitative analysis
B. Chemical analysis
C. Quantitative analysis
D. Both a and c
5 The reagents like KMnO4 and HCL cannot be filtered through Gooch crucible if its base is covered with :
A. Butterfly paper.
B. Ordinay paper.
C. Flying paper.
D. Filter paper.
6 The liquid obtained after passing the mixture through filter paper is termed as:
A. Extract
B. Residue
C. Filtrate
D. Sample
7 Sintered glass is porous material used for:
A. Absorption
B. Decoration
C. Filtration
D. All of above
8 Selection of filter paper depends upon sizes of particles to be :
A. Tested.
B. Filtered.
C. Checked.
D. All of above.
9 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.
10 The filtration process is used to separate solid from
A. Liquid
B. Gas
C. Solid
D. All of above

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