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

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

Question # 2

95% ethanol is called:

Question # 3

Sintered glass is porous material used for:

Question # 4

The filtration process is used to separate solid from:

Question # 5

Naphthalene, iodine and NH4 can :

Question # 6

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

Question # 7

The other name for distribution law is

Question # 8

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

Question # 9

Fluted filter paper is used to :

Question # 10

During the process of crystallization, the hot saturated solution:

Question # 11

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

Question # 12

Without proper suction,filtration is:

Question # 13

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

Question # 14

The filtration process is used to to separate solid from :

Question # 15

Gooch crucible is made of:

Question # 16

The filtration process is used to separate solid from

Question # 17

Direct conversion of solid intro vapours is called:

Question # 18

The sample being analyzed is called

Question # 19

Which one of the following substances is used to decolourizing agent

Question # 20

Analytical chemistry is the science of :

Question # 21

Analytical chemistry is the science of

Question # 22

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

Question # 23

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

Question # 24

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

Question # 25

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

Question # 26

The sample being analyzed is called:

Question # 27

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

Question # 28

Which one of the following substance is use as decolonizing agent

Question # 29

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

Question # 30

The solid remained on filter paper during filtration is called the

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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 Estimation of Na in sea water is an example of :
A. Numerical analysis.
B. Qualitative analysis.
C. Quantitative analysis.
D. None of above.
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 The filtration process is used to to separate solid from :
A. Liquid.
B. Gas.
C. Solid.
D. All of above.
5 The filtration process is used to separate solid from
A. Liquid
B. Gas
C. Solid
D. All of above
6 Direct conversion of solid into vapors is called :
A. Crystallization
B. Sublimation
C. Obligation
D. Vaporization.
7 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.
8 Selection of filter paper depends upon sizes of particles to be :
A. Tested.
B. Filtered.
C. Checked.
D. All of above.
9 Selection of filter paper depends upon sizes of particles to be:
A. Tested
B. Filtered
C. Checked
D. All of above
10 The sample being analyzed is called :
A. Electrolyte.
B. Substance.
C. Analyte.
D. All of above.

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