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

  • Total Questions30

  • Time Allowed30

Start Test Download PDF

ECAT Chemistry Chapter 2 Experimental Techniques in Chemistry

00:00
Question # 1

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

Question # 2

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

Question # 3

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

Question # 4

The detection of functional group is called :

Question # 5

Estimation of Na in sea water is an example of :

Question # 6

Without proper suction filtration is

Question # 7

The detection of functional group is called:

Question # 8

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

Question # 9

Analytical chemistry is the science of

Question # 10

During the process of crystallization, the hot saturated solution:

Question # 11

The solution left after the formation of crystals is called :

Question # 12

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

Question # 13

Sintered glass is a porous material use for :

Question # 14

The sample being analyzed is called:

Question # 15

Direct conversion of solid intro vapours is called:

Question # 16

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

Question # 17

The other name for distribution law is

Question # 18

The detection of functional group is called

Question # 19

The filtration process is used to separate solid from:

Question # 20

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

Question # 21

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

Question # 22

Which one of the following substances is used to decolourizing agent

Question # 23

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

Question # 24

Direct conversion of solid into vapors is called :

Question # 25

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

Question # 26

Proteins and amino acid can be separated by:

Question # 27

The filtration process is used to to separate solid from :

Question # 28

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

Question # 29

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

Question # 30

A complete chemical characterization of a compound must include

Submit

Prepare Complete Set Wise ECAT Chemistry Chapter 2 Experimental Techniques in Chemistry MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Chemistry Chapter 2 Experimental Techniques in Chemistry MCQ`s Test

  • A
    Adeel Leo 27 - Oct - 2024 00 Min 42 Sec 115/120
  • S
    Saba Hammad 17 - Oct - 2024 02 Min 35 Sec 110/120
  • A
    Asma Nawaz 15 - Aug - 2024 03 Min 06 Sec 110/120
  • M
    Mehad Storage 06 - Nov - 2024 04 Min 45 Sec 110/120
  • M
    Mirza Sibgha 02 - Jul - 2024 05 Min 50 Sec 110/120
  • F
    Fatima Tabassum 09 - Jan - 2025 01 Min 40 Sec 105/120
  • R
    Rashida Latif 05 - Nov - 2024 03 Min 09 Sec 105/120
  • A
    Abdullah Zubair 17 - Dec - 2024 03 Min 27 Sec 105/120
  • E
    Eraj Abeer 17 - Dec - 2024 04 Min 03 Sec 105/120
  • A
    Abiha Fatima 13 - Nov - 2024 04 Min 15 Sec 105/120
  • L
    Laiba Jawad 21 - Sep - 2024 02 Min 58 Sec 100/120
  • H
    HUSSNAIN SK 25 - Jul - 2024 04 Min 31 Sec 100/120
  • N
    notghouri playz 15 - Dec - 2024 05 Min 49 Sec 100/120
  • K
    Kashaf Hassan 27 - Sep - 2024 07 Min 05 Sec 100/120
  • A
    agha hamza 22 - Nov - 2025 06 Min 52 Sec 96/120

ECAT Chemistry Chapter 2 Important MCQ's

Sr.# Question Answer
1 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.
2 Without proper suction filtration is
A. Rapid process.
B. Fague process.
C. Slow process.
D. Useless process.
3 Which one of the following substances is used to decolourizing agent
A. Abestos
B. Animal charcoal
C. conc. H2SO4
D. Silica gel
4 Fluted filter paper is used to:
A. Decrease rate of filtration
B. Increase rate of filtration
C. Maintain rate of filtration
D. None of above
5 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.
6 Fluted filter paper is used to :
A. Decrease rate of filtration.
B. Increase rate of filtration.
C. Maintain rate of filtration.
D. None of above.
7 The tip of funnel should be 1 or 2cm larger than the circle of the
A. Beaker
B. Solid
C. Filter paper
D. Liquid
8 Gooch crucible is made of:
A. Brass
B. Porcelain
C. Bronze
D. .Gold
9 95% ethanol is called:
A. Rectified other
B. Diesel
C. Rectified spirit
D. Petrol
10 The detection of functional group is called :
A. Numerical analysis.
B. Qualitative analysis.
C. Combustion analysis.
D. Quantitative analysis.

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!