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 manufacture of iron from haematitie,limestone is added to act as
Question # 4
In a experiment 0.10 of gas found to occupy 83.1 cm3 Measured at standard pressure (1.0 x 105 pa) and 26 degree. The relative molecular mass is.
Question # 5
The pH of the rain water in areas where acid rain is the cause of pollution may be
Question # 6
The term ebullioscopy is used for
Question # 7
An electric current is passed through silver voltameter connected to a water voltmeter. The cathode of the silver voltameter is 0.108 g more at the end of the electrolysis. The volume of oxygen evolved at STP is
Question # 8
Two H-atom combine to form a strong H2molecule due to
Question # 9
BOD is
Question # 10
By applying Hess's law, we can calculate
Question # 11
Half life period of N2O5is 24 minutes and it remains same where we increase or decrease its initial concentration, then reactions
Question # 12
The density of a gas is directly proportional to pressure, inversely proportional to temperature and directly proportional to
Question # 13
Stainless steel contains ion and carbon along with
Question # 14
The coinage metals are
Question # 15
The range of UV-B is:
Question # 16
Energy of electron in an orbit according to Bohr theory is negative due to
Question # 17
Enzymes are chemically
Question # 18
The order of reactivity of an alkyl halide (R-X) for a particular alkyl group is
Question # 19
What is the structure of the ester formed from propanoic acid and ethanol
Question # 20
Natural fertilizers are materials derived from
Question # 21
Alkenes normally have ______ geometry
Question # 22
Selection of filter paper depends upon sizes of particles to be:
Question # 23
Raney - nickel is the alloy of Ni with
Question # 24
The empirical formula of a liquid compound is known to be C2H4O. What other information is needed to work out its molecular formula?
Question # 25
The amount of electricity that can deposit 108 g of silver from silver nitrate solution is
Question # 26
Which statement explains the observation that magnesium hydroxide dissolve in aqueous ammonium chloride, but not in aqueous sodium chloride
Question # 27
A nuclophile must
Question # 28
Phenols are derivative of:
Question # 29
If we remove one hydrogen atom from an alkane we obtain a group called
Question # 30
The rate of reaction between two specific time intervals is called
Top Scorers of ECAT Chemistry MCQ's Test For Full Book
M
Moazzam Javed17 - Jun - 2026
08 Min 03 Sec
88/120
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Tayyba Khalid10 - May - 2026
06 Min 56 Sec
80/120
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
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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
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I am Ishaxtar23 - Mar - 2026
06 Min 38 Sec
68/120
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Tehreem munir07 - Jul - 2026
10 Min 19 Sec
68/120
M
Muhammad Abdullah Khan29 - Mar - 2026
12 Min 30 Sec
68/120
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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
M
muhammad maaz07 - Jul - 2026
07 Min 27 Sec
64/120
ECAT
Chemistry
Important MCQ's
Sr.#
Question
Answer
1
Which of the following yield both hydrogen and chlorine on electrolysis:
A. Electrolysis of acidified water.
B. Electrolysis of molten NaCl
C. Electrolysis of aqueous NaCl
D. Electrolysis of saline water
2
The reagents like KMnO4 and HCL cannot be filtered through Gooch crucible if its base is covered with :
A. Butterfly paper.
B. Ordinay paper.
C. Flying paper.
D. Filter paper.
3
The electron affinity of chlorine may be represented by the equation
4
Alkyl halides react with lithium dialkyl copper reagents to give
A. Alkenes
B. Alkyl copper halides
C. Alkanes
D. Alkenyl halides
5
What is the most common catalyst used in hydrogenation of oils
A. Cobalt
B. Nickel
C. Tungsten
D. Copper
6
In a group IIA from top to bottom as the atomic number increases, there is regular decreases in
A. Ionic size
B. Atomic size
C. Ionization potential
D. None of these
7
Corrosion is basically a
A. Altered reaction in presence of H2O
B. Electrochemical phenomenon
C. Interaction
D. Union between two light metals and a heavy metal
8
Among the elements given below, the one with highest electropositivity is
A. Cu
B. Cs
C. Cr
D. Ba
9
Nobel gases are placed group:
A. Group IV-A
B. Group V-A
C. Group VI-A
D. Group VII-A
10
Ozone hole refers to
A. Hole in ozone layers
B. Reduction in thickness of ozone layer in stratosphere
C. Reduction of thickness of ozone in troposphere
D. Increase concentration of ozone
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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