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

Naphthalene, iodine and NH4 can :

Question # 2

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

Question # 3

The sample being analyzed is called :

Question # 4

95% ethanol is called :

Question # 5

Direct conversion of solid into vapors is called :

Question # 6

The filtration process is used to separate solid from

Question # 7

Sintered glass is a porous material use for :

Question # 8

Analytical chemistry is the science of

Question # 9

Which one of the following substances is used to decolourizing agent

Question # 10

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

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

Fluted filter paper is used to:

Question # 15

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

Question # 16

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

Question # 17

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

Question # 18

Proteins and amino acid can be separated by:

Question # 19

During the process of crystallization, the hot saturated solution:

Question # 20

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

Question # 21

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

Question # 22

A complete chemical characterization of a compound must include

Question # 23

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

Question # 24

Without proper suction,filtration is:

Question # 25

The filtration process is used to separate solid from:

Question # 26

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

Question # 27

Gooch crucible is made of:

Question # 28

Without proper suction filtration is

Question # 29

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

Question # 30

Estimation of Na in sea water is an example of :

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The tip of funnel should be 1 or 2cm larger than the circle of the
A. Beaker
B. Solid
C. Filter paper
D. Liquid
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 Solvent extraction is an unstable, Process and it is called by:
A. The amount of solute
B. Distribution law
C. The amount of solvent used
D. Law of mass action
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 Direct conversion of solid into vapors is called :
A. Crystallization
B. Sublimation
C. Obligation
D. Vaporization.
6 95% ethanol is called:
A. Rectified other
B. Diesel
C. Rectified spirit
D. Petrol
7 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.
8 Selection of filter paper depends upon sizes of particles to be:
A. Tested
B. Filtered
C. Checked
D. All of above
9 Estimation of Na in sea water is an example of
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. None of above
10 The sample being analyzed is called:
A. Electrolyte
B. Residue
C. Undue
D. Filtrate

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