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

95% ethanol is called:

Question # 2

Analytical chemistry is the science of

Question # 3

Without proper suction,filtration is:

Question # 4

Which one of the following substance is use as decolonizing agent

Question # 5

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

Question # 6

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

Question # 7

In CCL4 solvent I3 shows:

Question # 8

Without proper suction filtration is

Question # 9

Which one of the following substances is used to decolourizing agent

Question # 10

Estimation of Na in sea water is an example of :

Question # 11

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

Question # 12

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

Question # 13

The filtration process is used to separate solid from:

Question # 14

Gooch crucible is made of:

Question # 15

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

Question # 16

95% ethanol is called :

Question # 17

The detection of functional group is called :

Question # 18

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

Question # 19

The sample being analyzed is called:

Question # 20

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

Question # 21

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

Question # 22

Chromatography is derived from Greek word 'Khromatos' means:

Question # 23

The detection of functional group is called:

Question # 24

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

Question # 25

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

Question # 26

A complete chemical characterization of a compound must include

Question # 27

Analytical chemistry is the science of :

Question # 28

During the process of crystallization, the hot saturated solution:

Question # 29

The other name for distribution law is

Question # 30

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

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ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 The filtration process is used to separate solid from
A. Liquid
B. Gas
C. Solid
D. All of above
2 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
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 95% ethanol is called :
A. Rectified ether.
B. Diesel.
C. Rectified spirit.
D. Petrol.
5 The solid remained on filter paper during the filtration is called the :
A. Substance.
B. Residue.
C. Undue.
D. Filtrate.
6 Analytical chemistry is the science of :
A. Chemical Characterization.
B. Physical Characterization.
C. Biological Characterization.
D. Biochemical Characterization.
7 The solid remained on filter paper during filtration is called the
A. Substance
B. Residue
C. Undue
D. Filtrate
8 The other name for distribution law is
A. Dispersive law
B. Partition law
C. Avogadro's law
D. separation law
9 Direct conversion of solid intro vapours is called:
A. Crystallization
B. Sublimation
C. Obligation
D. Vapourization
10 Estimation of Na in sea water is an example of
A. Numerical analysis
B. Qualitative analysis
C. Quantitative analysis
D. None of above

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