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 filtration process is used to separate solid from

Question # 2

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

Question # 3

Analytical chemistry is the science of

Question # 4

Without proper suction,filtration is:

Question # 5

Naphthalene, iodine and NH4 can :

Question # 6

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

Question # 7

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

Question # 8

A complete chemical Characterization of a compound must include:

Question # 9

A complete chemical characterization of a compound must include

Question # 10

Which one of the following substance is use as decolonizing agent

Question # 11

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

Question # 12

Gooch crucible is made of:

Question # 13

Fluted filter paper is used to:

Question # 14

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

Question # 15

Which one of the following substances is used to decolourizing agent

Question # 16

95% ethanol is called :

Question # 17

In CCL4 solvent I3 shows:

Question # 18

Estimation of Na in sea water is an example of

Question # 19

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

Question # 20

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

Question # 21

Fluted filter paper is used to :

Question # 22

The detection of functional group is called :

Question # 23

The detection of functional group is called:

Question # 24

The detection of functional group is called

Question # 25

During the process of crystallization, the hot saturated solution:

Question # 26

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

Question # 27

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

Question # 28

The other name for distribution law is

Question # 29

Chromatography is derived from Greek word 'Khromatos' means:

Question # 30

The solid remained on filter paper during filtration is called the

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 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.
2 The sample being analyzed is called :
A. Electrolyte.
B. Substance.
C. Analyte.
D. All of above.
3 A filtration process could be very time consuming if it were not aided by a gentle suction which is developed:
A. If the paper covers the funnel up to its circumstances
B. If the paper has got small sized pores in
C. If the stem of funnel is large so that it dips in to filtrate
D. If the paper fits tightly.
4 The other name for distribution law is
A. Dispersive law
B. Partition law
C. Avogadro's law
D. separation law
5 The apex angle of the folded filter paper is slightly greater than :
A. 60°

B. 30°
C. 45°
D. 90°
6 In CCL4 solvent I3 shows:
A. Blue Color
B. Brown Color
C. Purple Color
D. Pink Color
7 Direct conversion of solid intro vapours is called:
A. Crystallization
B. Sublimation
C. Obligation
D. Vapourization
8 The tip of the funnel should touch the side of the beaker in order to avoid :
A. Splashing.
B. Leakage.
C. Mixing.
D. Contamination.
9 Selection of filter paper depends upon sizes of particles to be :
A. Tested.
B. Filtered.
C. Checked.
D. All of above.
10 Which one of the following substance is no used as drying agent in desiccators
A. Silica gel
B. CaCl2
C. Phosphorous
D. NaCL(50%)

Test Questions