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

Question # 3

The solution left after the formation of crystals is called :

Question # 4

Estimation of Na in sea water is an example of :

Question # 5

The sample being analyzed is called :

Question # 6

The detection of functional group is called

Question # 7

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

Question # 8

The filtration process is used to separate solid from

Question # 9

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

Question # 10

The solid remained on filter paper during filtration is called the

Question # 11

95% ethanol is called :

Question # 12

The sample being analyzed is called:

Question # 13

Fluted filter paper is used to :

Question # 14

Which one of the following substance is use as decolonizing agent

Question # 15

Proteins and amino acid can be separated by:

Question # 16

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

Question # 17

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

Question # 18

During the process of crystallization, the hot saturated solution:

Question # 19

The sample being analyzed is called

Question # 20

Which one of the following substances is used to decolourizing agent

Question # 21

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

Question # 22

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

Question # 23

The other name for distribution law is

Question # 24

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

Question # 25

The detection of functional group is called :

Question # 26

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

Question # 27

Gooch crucible is made of:

Question # 28

The filtration process is used to separate solid from:

Question # 29

Analytical chemistry is the science of

Question # 30

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

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 Without proper suction,filtration is:
A. Rapid process
B. Fague process
C. Slow process
D. Useless process
2 In CCL4 solvent I3 shows:
A. Blue Color
B. Brown Color
C. Purple Color
D. Pink Color
3 Chromatography is derived from Greek word 'Khromatos' means:
A. Type writting
B. Printing
C. Color writing
D. Writing
4 The detection of functional group is called:
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. Combustion analysis
5 The filtration process is used to to separate solid from :
A. Liquid.
B. Gas.
C. Solid.
D. All of above.
6 The tip of funnel should be 1 or 2cm larger than the circle of the
A. Beaker
B. Solid
C. Filter paper
D. Liquid
7 The comparative rates at which the solutes move in paper chromatography, depend on:
A. the size of per sued.
B. Rf values of solutes
C. temperature of the experiment
D. size of the chromatography tank used.
8 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
9 95% ethanol is called:
A. Rectified other
B. Diesel
C. Rectified spirit
D. Petrol
10 Selection of filter paper depends upon sizes of particles to be:
A. Tested
B. Filtered
C. Checked
D. All of above

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