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

The solid remained on filter paper during filtration is called the

Question # 2

Gooch crucible is made of:

Question # 3

Proteins and amino acid can be separated by:

Question # 4

The other name for distribution law is

Question # 5

Chromatography is derived from Greek word 'Khromatos' means:

Question # 6

A complete chemical characterization of a compound must include

Question # 7

Without proper suction,filtration is:

Question # 8

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

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

Direct conversion of solid into vapors is called :

Question # 12

Sintered glass is a porous material use for :

Question # 13

The filtration process is used to separate solid from:

Question # 14

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

Question # 15

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

Question # 16

Analytical chemistry is the science of :

Question # 17

A complete chemical Characterization of a compound must include:

Question # 18

Estimation of Na in sea water is an example of :

Question # 19

Which one of the following substance is use as decolonizing agent

Question # 20

Fluted filter paper is used to :

Question # 21

The filtration process is used to to separate solid from :

Question # 22

Sintered glass is porous material used for:

Question # 23

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

Question # 24

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

Question # 25

The sample being analyzed is called:

Question # 26

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

Question # 27

Direct conversion of solid intro vapours is called:

Question # 28

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

Question # 29

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

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 Which one of the following substances is used to decolourizing agent
A. Abestos
B. Animal charcoal
C. conc. H2SO4
D. Silica gel
3 The tip of the funnel should touch the side of the beaker in order to avoid :
A. Splashing.
B. Leakage.
C. Mixing.
D. Contamination.
4 The solution left after the formation of crystals is called :
A. Residue.
B. Filtrate.
C. Mother liquor.
D. None of these.
5 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.
6 The solid remained on filter paper during filtration is called the
A. Substance
B. Residue
C. Undue
D. Filtrate
7 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.
8 Sintered glass is porous material used for:
A. Absorption
B. Decoration
C. Filtration
D. All of above
9 The liquid obtained after passing the mixture through filter paper is termed as:
A. Extract
B. Residue
C. Filtrate
D. Sample
10 The filtration process is used to separate solid from
A. Liquid
B. Gas
C. Solid
D. All of above

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