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.
The concentration of reactants is increased by x, then equilibrium constant K becomes
Question # 4
Th IUPAC name of the compound having formula (CH3) 3 C - CH = CH2 is
Question # 5
Monosaccharides and oligosacchradies are generally called as
Question # 6
In Millikan method the oil droplet falls under the force of gravity but it moves upward due to
Question # 7
Aldehydes give reactions :
Question # 8
If Grignard reagent is allowed to react with another alkyl halide the main product is
Question # 9
Ethanol can be prepared by fermenting the following in the presence of oxygen.
Question # 10
Two moles of HI was heated in a sealed tube at 440°C till the equilibrium was reached. HI was found to be 22% decomposed. The equilibrium constant for dissociation is
Question # 11
A solution has pH = 0, its H+ion concentration is
Question # 12
Ethyl bromide is formed by the reaction of HBr with
Question # 13
which of the following has smaller size:
Question # 14
The net heat change in chemical reaction is same whether it is brought in two or more different ways in one or several steps. it is known as
Question # 15
Vital force theory was rejected by
Question # 16
An alkynes having Carbon count of 20 is
Question # 17
The rate of reaction b/w two specific time intervals is called :
Question # 18
Which one of the following reaction rate is effected by the light
Question # 19
A system undergoes a change to attain the state of
Question # 20
Out of Cu, Ag, Fe and Zn the metal which can displace all others from theri salt solution is
Question # 21
Compounds containing cyanide group (.........C=H) are called:
Question # 22
Ozone depletion in stratosphere shall result in
Question # 23
An example of water soluble vitamin is
Question # 24
Closed chain compound can be classified into
Question # 25
In a hydrogen-oxygen fuel cell, combustion of hydrogen occurs to
Question # 26
The process in which orbitals of different energies and shapes mix with each other to give equivalent hybrid orbitals is called
Question # 27
The ratio of volume to temperature on Kelvin scale is constant according to
Question # 28
Which of the hydrogen halides has the highest percentage of character?
Question # 29
A single benzene ring can have ______ ortho position maximally
Question # 30
The amount of electricity that can deposit 108 g of silver from silver nitrate solution is
Top Scorers of ECAT Chemistry MCQ's Test For Full Book
M
Moazzam Javed17 - Jun - 2026
08 Min 03 Sec
88/120
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
H
habib rehman19 - Apr - 2026
07 Min 24 Sec
72/120
T
Taha23 - Mar - 2026
09 Min 11 Sec
72/120
H
Hassan Ali17 - Jun - 2026
12 Min 49 Sec
72/120
Y
Yashal Emad28 - Mar - 2026
05 Min 25 Sec
68/120
O
Oscar Scott17 - Jun - 2026
05 Min 42 Sec
68/120
I
I am Ishaxtar23 - Mar - 2026
06 Min 38 Sec
68/120
T
Tehreem munir07 - Jul - 2026
10 Min 19 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
S
Sardar Muhammad18 - Jun - 2026
05 Min 17 Sec
64/120
I
Iman Fatima27 - Mar - 2026
06 Min 21 Sec
64/120
ECAT
Chemistry
Important MCQ's
Sr.#
Question
Answer
1
The three N - Hσ-bonds are made by
A. sp3- s overlap
B. sp2- s overlap
C. P - p overlap
D. sp - overlap
2
Force of attraction b/w atoms of He is :
A. London dispersion forces
B. Hydrogen bonding
C. Coordinate covalent bond
D. Covalent bond
3
Half life period of a reaction is inversely proportion to the initial concentration of the reactant, then order of reaction is
A. Third order
B. Second order
C. Fist order
D. Zero order
4
If the salt bridge is not used between two half cells, then the voltage
A. Decrease rapidly
B. Decrease slowly
C. Does not change
D. Drops to zero
5
By comparing both initial and final states of the system, we can describe the change taking place in the
A. Surrounding
B. Both a and c
C. System
D. None of above
6
The addition of HBr is easiest with
A. CH2 = CHCl
B. CICH = CHCl
C. CH3 - CH = CH2
D. (CH3)2 C = CH2
7
Carbon monoxide, emitted by automobiles, prevents transport of oxygen in body due
A. Combining with oxygen to form carbon dioxide
B. Destruction of hemoglobin
C. Preventing reaction between oxygen and hemoglobin
D. Forming stable compound with hemoglobin
8
The molarity of toluene solution in benzene is 0.22 if 5 grams of toluene dissolved, then mass of benzene is grams is
A. 267
B. 260
C. 240
D. 247
9
Closed chain compound can be classified into
A. Homocyclic
B. Hetrocyclic
C. Aliphatic
D. Both a and b
10
If an endothermic reaction is allowed to take place very rapidly in air, the temperature of the surrounding air
A. Remains constant
B. Decreases
C. Increases
D. Fluctuates rapidly
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.
Test Questions
Share your comments & questions here
Ghazan
22 Jan 2018
How we will find answers when we get marks after submitting test?
Like
0
Reply
Shahbaz khan
01 May 2017
Assalam alaikum
Like
0
Reply
tanha artist
29 Jun 2016
why result is not showing? plzzzzzzzz solve the problem
Home
News
Colleges
Courses
Admission
Lectures
Online Test
Past Papers
Date Sheets
Results
Study Abroad
Jobs
Tutors
More
Apps
Share your comments & questions here
Ghazan
22 Jan 2018How we will find answers when we get marks after submitting test?
Shahbaz khan
01 May 2017Assalam alaikum
tanha artist
29 Jun 2016why result is not showing? plzzzzzzzz solve the problem
Muhammad Abubakar
18 Jun 2016zabrdast
Wasi
13 Jun 2016Hilarious