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

Without proper suction,filtration is:

Question # 2

The other name for distribution law is

Question # 3

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

Question # 4

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

Question # 5

Estimation of Na in sea water is an example of :

Question # 6

Gooch crucible is made of:

Question # 7

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

Question # 8

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

Question # 9

Analytical chemistry is the science of

Question # 10

A complete chemical Characterization of a compound must include:

Question # 11

In CCL4 solvent I3 shows:

Question # 12

95% ethanol is called :

Question # 13

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

Question # 14

The solution left after the formation of crystals is called :

Question # 15

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

Question # 16

The sample being analyzed is called :

Question # 17

Analytical chemistry is the science of :

Question # 18

Proteins and amino acid can be separated by:

Question # 19

The filtration process is used to separate solid from

Question # 20

Which one of the following substances is used to decolourizing agent

Question # 21

The filtration process is used to to separate solid from :

Question # 22

Fluted filter paper is used to:

Question # 23

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

Question # 24

Which one of the following substance is use as decolonizing agent

Question # 25

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

Question # 26

Naphthalene, iodine and NH4 can :

Question # 27

The filtration process is used to separate solid from:

Question # 28

Without proper suction filtration is

Question # 29

The sample being analyzed is called:

Question # 30

The detection of functional group is called :

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The detection of functional group is called:
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. Combustion analysis
2 The tip of the funnel should touch the side of the beaker in order to avoid :
A. Splashing.
B. Leakage.
C. Mixing.
D. Contamination.
3 The filtration process is used to separate solid from
A. Liquid
B. Gas
C. Solid
D. All of above
4 Sintered glass is porous material used for:
A. Absorption
B. Decoration
C. Filtration
D. All of above
5 Selection of filter paper depends upon sizes of particles to be:
A. Tested
B. Filtered
C. Checked
D. All of above
6 The apex angle of the folded filter paper is slightly greater is termed as:
A. 60 degree
B. 30 degree
C. 45 degree
D. 90 degree
7 95% ethanol is called :
A. Rectified ether.
B. Diesel.
C. Rectified spirit.
D. Petrol.
8 The apex angle of the folded filter paper is slightly greater than :
A. 60°

B. 30°
C. 45°
D. 90°
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 Chromatography is derived from Greek word 'Khromatos' means:
A. Type writting
B. Printing
C. Color writing
D. Writing

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