ECAT Pre Engineering MCQ Test With Answer for Chemistry Full Book
All the fresh passionate candidates who have just completed their intermediate studies and now are looking forward towards engineering field must need to clear Engineering College Admission Test (ECAT). Now the question arises how and from where we have to prepare for the test. So the answer is very simple ilmkidunya.com provides an online test preparatory facility to the students. Now all the aspirants can prepare themselves by sitting at home and also free of cost. Just after pressing Start button the students will get online MCQs test that will prepare them for the ECAT Chemistry.
ECAT a pre-requisite for getting admission in medical institutes and universities is a multiple choice questions based test with a total of 100 MCQs out of which 30 MCQs will be included from Chemistry section as per the test structure approved by UET.
In the electrolysis of fused bauxite (Al2O32H2O) with fused Cryolite (Na3AlF6) using carbon rods as anode. The product obtained at cathode is
Question # 2
Which is not a colligative property?
Question # 3
One of the environmental problem is the formation of oil slicks when oil is spilled from tankers in sea water. Which treatment is suitable to remove oil slicks
Question # 4
The rate at which a substance reacts is directly proportional to its active mass and the rate of reaction is directly proportional to the product of the active masses of reacting substances, is called
Question # 5
When a system absorbs energy, the sign of delta E is
Question # 6
Essential amino acids are those amino acids which
Question # 7
Ionization energy does not increase?
Question # 8
Phenol was discovered by:
Question # 9
Atoms
and molecules can either gain or lose electrons, forming charge particles
called:
Question # 10
What is formed when propanone is refluxed with an anhydrous solution of NaBH4
Question # 11
Factors affecting quality of water:
Question # 12
When aqueous NaCl is electrolyzed, which of the following ions get discharged at anode :
Question # 13
The ore CaSO42H2O has the general name
Question # 14
Which of the following compounds will not react with sodium metal to release hydrogen
Question # 15
The radiations with wavelength shorter than violet light are called
Question # 16
Water which his considered to be safe for human consumption is known as
Question # 17
______ reacts with alkalis to give hydrogen
Question # 18
Which of the following molecules have its central atom sp2hybridized
Question # 19
Which of the following has linear shape?
Question # 20
(CH2O)nis general formula for
Question # 21
Which is a component of micro nutrient?
Question # 22
The freezing point of 1 molal NaCl solution assuming NaCl to be 100% dissociated in water in
Question # 23
How many moles of hydrogen atoms does 3.2 g of methane, CH4, contain?
Question # 24
The valence orbital configuration of an element with atomic number 23 is
Question # 25
When a nitrogeneous base combine with a sugar it is called
Question # 26
Rare earth elements are
Question # 27
ΔH for an endothermic reaction carries
Question # 28
Formaldehyde is used to make
Question # 29
Which of these reactions is shown by buranone, CH3COCH2CH3
Top Scorers of ECAT Chemistry MCQ's Test For Full Book
T
Tayyba Khalid10 - May - 2026
06 Min 56 Sec
80/120
U
Umar Tariq06 - Mar - 2026
08 Min 26 Sec
76/120
A
Abid Hussain29 - Mar - 2026
05 Min 20 Sec
72/120
C
Computer mail08 - Feb - 2026
05 Min 22 Sec
72/120
H
habib rehman19 - Apr - 2026
07 Min 24 Sec
72/120
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Taha23 - Mar - 2026
09 Min 11 Sec
72/120
U
Udan Ali22 - Feb - 2026
29 Min 58 Sec
72/120
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Yashal Emad28 - Mar - 2026
05 Min 25 Sec
68/120
I
I am Ishaxtar23 - Mar - 2026
06 Min 38 Sec
68/120
M
Muhammad Asad09 - Jan - 2026
10 Min 32 Sec
68/120
M
Muhammad Abdullah Khan29 - Mar - 2026
12 Min 30 Sec
68/120
S
Sheti Chui28 - Mar - 2026
04 Min 55 Sec
64/120
I
Iman Fatima27 - Mar - 2026
06 Min 21 Sec
64/120
M
Maryam Maryamiftikhar27 - Dec - 2025
10 Min 29 Sec
64/120
M
Muhammad Chand29 - Mar - 2026
17 Min 10 Sec
64/120
ECAT
Chemistry
Important MCQ's
Sr.#
Question
Answer
1
With increases of 10°C temperature the rate of reactiondoubles. This increase in rate of reactionis due to :
A. Decrease in activation energy or reaction.
B. Decrease in number of collisions between reactant molecules.
C. Increase in activation energy of reactants.
D. Increase in number of effective collisions
2
Splitting of spectral lines of the hydrogen atom under the influence or magnetic field is called
A. Stark effect
B. Zeeman effect
C. Compton effect
D. Photoelectric effect
3
Ethanol is prepared in Pakistan form fermentation of:
A. Starch
B. Sugar
C. Glucose
D. Molasses
4
One mole of oxygen confined in a cylinder fitted with a piston is an example of
A. Surrounding
B. System and surrounding
C. System
D. State function
5
Easter are pleasant smelling compounds. Which ester posseses odour like pineapple
A. Amylacetate
B. Amylbutyrate
C. Ethylbutyrate
D. Benzylacetate
6
Whenever a week base is dissolved in water, it give its conjugate acid. similarly a weak acid in water produces its conjugate base. This conjugate acid-base pair concept is stated by
A. Law of mass action
B. Le-charlier's principle
C. Common ion effect
D. Lowery Bronsted concept
7
Major component in cement is :
A. SiO2
B. Lime
C. Al2O3
D. MgO
8
Essential amino acids are those amino acids which
A. Body can not synthesize
B. Body can synthesize
C. α-amino acids
D. β-amino acids
9
which enzyme is not involved in the fermentation of starch ?
A. Diastase
B. Zymase
C. Urease
D. Invertase
10
Down's cell is used to prepare
A. Sodium carbonate
B. Sodium bicarbonate
C. Sodium metal
D. Sodium hydroxide
Syllabus recommended by UET for Chemistry subject is as under: Part 1 Basic Concepts, Experimental Techniques in Chemistry, Gases, Liquid and Solids, Atomic Structure, Chemical Bonding, Thermo chemistry, Chemical Equilibrium, Solutions, Electrochemistry, Reaction Kinetics B. Part 2 Periodic Classification of Elements and Periodicity, S-Block Elements, Group III-A and Group VI-A Elements, Group IV-A and Group VI-A Elements The Halogens and the Noble Gases, Transition Elements, Fundamental Principles of Organic Chemistry, Aliphatic Hydrocarbons, Aromatic Hydrocarbons, Alkyl Halides, Alcohols, Phenols and Ethers, Aldehydes and Ketones, Carboxylic Acids, Macromolecules, Common Chemical Industries in Pakistan Environmental Chemistry
Attempting the test below will give you a real time experience of practicing ECAT test. It will improve your preparation to get high marks in the test and also will help you in getting admission in your desired engineering university/college.
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Ghazan
22 Jan 2018How we will find answers when we get marks after submitting test?
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01 May 2017Assalam alaikum
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