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Iocl Assistant Quality Control Officers 2026 Free Mock Test Practice
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IOCL AQCO Syllabus 2026, Exam Pattern
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IOCL AQCO Combo Packages
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Combo Package

IOCL AQCO
Combo - 1 Electrical (Hindi)
1. Online Mock Test Series in Hindi = 10 Tests.
2. Question Bank - 1000 Questions with Answer.
3. 1500 (+) Current Affairs MCQ with Answer PDF in Hindi.
4. 1000 (+) GK MCQ with Answer PDF Book in Hindi.
2. Question Bank - 1000 Questions with Answer.
3. 1500 (+) Current Affairs MCQ with Answer PDF in Hindi.
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Combo Package

IOCL AQCO
Combo - 2 Electrical (English)
1. Online Mock Test Series in English = 10 Tests.
2. Question Bank - 1000 Questions with Answer.
3. 1500 (+) Current Affairs MCQ with Answer PDF in English.
4. 1000 (+) GK MCQ with Answer PDF Book in English.
2. Question Bank - 1000 Questions with Answer.
3. 1500 (+) Current Affairs MCQ with Answer PDF in English.
4. 1000 (+) GK MCQ with Answer PDF Book in English.
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Combo Package

IOCL AQCO
Combo - 3 Electrical (English)
1. Online Mock Test Series in English = 20 Tests.
2. Question Bank - 2000 Questions with Answer.
3. 1500 (+) Current Affairs MCQ with Answer PDF in English.
4. 1000 (+) GK MCQ with Answer PDF Book in English.
2. Question Bank - 2000 Questions with Answer.
3. 1500 (+) Current Affairs MCQ with Answer PDF in English.
4. 1000 (+) GK MCQ with Answer PDF Book in English.
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Combo Package

IOCL AQCO
Combo - 4 Electrical (Hindi)
1. Online Mock Test Series in Hindi = 10 Tests.
2. Question Bank - 2000 Questions with Answer.
3. Printed Material 10 Mock Test Papers with OMR Sheet.
4. 1500 (+) Current Affairs MCQ with Answer PDF in Hindi.
5. 1000 (+) GK MCQ with Answer PDF Book in Hindi.
2. Question Bank - 2000 Questions with Answer.
3. Printed Material 10 Mock Test Papers with OMR Sheet.
4. 1500 (+) Current Affairs MCQ with Answer PDF in Hindi.
5. 1000 (+) GK MCQ with Answer PDF Book in Hindi.
₹671₹731
Combo Package

IOCL AQCO
Combo - 5 Electrical (English)
1. Online Mock Test Series in English = 20 Tests.
2. Question Bank - 2000 Questions with Answer.
3. Printed Material 10 Mock Test Papers with OMR Sheet.
4. 1500 (+) Current Affairs MCQ with Answer PDF in English.
5. 1000 (+) GK MCQ with Answer PDF Book in English.
2. Question Bank - 2000 Questions with Answer.
3. Printed Material 10 Mock Test Papers with OMR Sheet.
4. 1500 (+) Current Affairs MCQ with Answer PDF in English.
5. 1000 (+) GK MCQ with Answer PDF Book in English.
₹701₹761
Combo Package

IOCL AQCO
Combo - 6 Electrical (Hindi)
1. Online Mock Test Series in Hindi = 10 Tests.
2. Question Bank - 2000 Questions with Answer.
3. Printed Material 10 Mock Test Papers with OMR Sheet.
4. EBook IOCL AQCO (1000 MCQ) PDF Format in Hindi.
5. 1500 (+) Current Affairs MCQ with Answer PDF in Hindi.
6. 1000 (+) GK MCQ with Answer PDF Book in Hindi.
2. Question Bank - 2000 Questions with Answer.
3. Printed Material 10 Mock Test Papers with OMR Sheet.
4. EBook IOCL AQCO (1000 MCQ) PDF Format in Hindi.
5. 1500 (+) Current Affairs MCQ with Answer PDF in Hindi.
6. 1000 (+) GK MCQ with Answer PDF Book in Hindi.
₹771₹931
Combo Package

IOCL AQCO
Combo - 7 Electrical (English)
1. Online Mock Test Series in English = 20 Tests.
2. Question Bank - 2000 Questions with Answer.
3. Printed Material 10 Mock Test Papers with OMR Sheet.
4. EBook IOCL AQCO (1000 MCQ) PDF Format in English.
5. 1500 (+) Current Affairs MCQ with Answer PDF in English.
6. 1000 (+) GK MCQ with Answer PDF Book in English.
2. Question Bank - 2000 Questions with Answer.
3. Printed Material 10 Mock Test Papers with OMR Sheet.
4. EBook IOCL AQCO (1000 MCQ) PDF Format in English.
5. 1500 (+) Current Affairs MCQ with Answer PDF in English.
6. 1000 (+) GK MCQ with Answer PDF Book in English.
₹801₹961
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IOCL AQCO Syllabus 2026, Exam Pattern
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IOCL AQCO Syllabus 2026, Exam Pattern, Exam Date 2026
Detail Information about IOCL has published notification 2026 for the recruitment of AQCO Exam vacancies. Those Candidates who are Interested to the following vacancy and completed all Eligibility Criteria can read the Notification & Apply Online. In this page we provide the Complete Syllabus of this Recruitment with Latest Update Exam Pattern and the Exam Date also.
IOCL AQCO Syllabus 2026 - Overview
IOCL Assistant Quality Control Officers Syllabus 2026
IOCL Assistant Quality Control Officers Exam Pattern 2026
IOCL AQCO Syllabus 2026 - Overview
| Name of the Organisation | Indian Oil Corporation Limited (IOCL) |
| Post Name | Assistant Quality Control Officers (Chemistry) Grade A0 |
| Vacancies | 09 |
| Application Mode | Online |
| Category | Syllabus and Exam Pattern |
| Official Site | iocl.com |
IOCL Assistant Quality Control Officers Syllabus 2026
Domain Knowledge :-
Chemistry :
1. Technical Competency Related to Testing and Analytical Equipment :
Knowledge of working principles, recent trends, operations and chemistry of analytical equipment :
a. HPLC
b. GC
c. UV-VIS Spectrophotometer
d. X-Ray Fluorescence (XRF)
e. Micro-coulometer
f. CHNS
g. ICP (ICP-OES and ICP-MS)
h. Atomic Absorption Spectrometry (AAS)
i. Ultraviolet Fluorescence Technology for Sulfur Determination
j. Chromatography Techniques
k. Fourier Transform Infrared Spectroscopy (FTIR)
l. Karl Fischer Titration
m. Differential Scanning Calorimetry (DSC)
Knowledge of basic principles of chemistry techniques :
a. Types of titration, indicators, principal of reaction of titration and applications
b. Lambert Beer Law and applications
c. Analytical techniques: principle and operation
d. Metal analysis by wet chemistry
e. Units of measurement
f. ppm to % conversion
g. Repeatability, reproducibility and precision
h. Analytical standards and CRMs
i. Uncertainty of measurement
Basic physical properties of petroleum and petrochemical products :
a. Flash Point
b. Pour Point
c. Aniline Point
d. Kinematic Viscosity and Viscosity Index
e. Smoke Point
f. Octane Number
g. Cetane Number
h. Density
i. Distillation
j. Boiling Point Distribution
k. Aromatics determination
l. Melt Flow Index
m. UTM (polymer testing)
n. Polymer additives and chemistry
o. Crude and physical data
Specification of petroleum products and global standards :
a. LPG
b. Gasoline
c. HSD
d. Aviation Fuels
e. Bitumen
f. Lubes
g. PE and PP polymers
h. ASTM, ISO, IS standards
i. ISO/IEC 17025 Testing and Calibration Laboratories
Water Chemistry :
a. Physical and chemical properties of water
b. Importance of water properties
c. Effluent and drinking water analysis
d. Boiler water chemistry
2. Domain Knowledge: Basic Chemistry :
1. SI units and conversions
2. Solution chemistry (Normality, Molarity, Molality, ppm, ppb, %)
3. Basic chemistry of titration
4. Critical name reactions
5. Elementary thermodynamics
6. Catalyst chemistry and significance
7. Liquid and gaseous states
8. Nomenclature of organic compounds
9. Basic polymer chemistry and Ziegler-Natta catalyst
10. Laboratory safety rules
11. Identification of glassware
12. Primary and secondary measurement tools and glassware
13. Calibration of spectrophotometer
14. Calibration of balance
15. Solvent polarity
16. Boiling and melting points
17. Matter and its states
18. Atoms and molecules
19. Chemical bonds: ionic, covalent, metallic
20. Chemical reactions: endothermic, exothermic, combustion, synthesis, decomposition, replacement
3. Basic Organic Chemistry :
1. Hydrocarbons: alkanes, alkenes, alkynes
2. Functional group chemistry: alcohols, ketones, acids
4. Laboratory Safety :
1. Chemical storage and labelling
2. Personal protective equipment
3. Safe handling of glassware
4. Safe/Unsafe Conditions, Acts and Near Miss
1. Technical Competency Related to Testing and Analytical Equipment :
Knowledge of working principles, recent trends, operations and chemistry of analytical equipment :
a. HPLC
b. GC
c. UV-VIS Spectrophotometer
d. X-Ray Fluorescence (XRF)
e. Micro-coulometer
f. CHNS
g. ICP (ICP-OES and ICP-MS)
h. Atomic Absorption Spectrometry (AAS)
i. Ultraviolet Fluorescence Technology for Sulfur Determination
j. Chromatography Techniques
k. Fourier Transform Infrared Spectroscopy (FTIR)
l. Karl Fischer Titration
m. Differential Scanning Calorimetry (DSC)
Knowledge of basic principles of chemistry techniques :
a. Types of titration, indicators, principal of reaction of titration and applications
b. Lambert Beer Law and applications
c. Analytical techniques: principle and operation
d. Metal analysis by wet chemistry
e. Units of measurement
f. ppm to % conversion
g. Repeatability, reproducibility and precision
h. Analytical standards and CRMs
i. Uncertainty of measurement
Basic physical properties of petroleum and petrochemical products :
a. Flash Point
b. Pour Point
c. Aniline Point
d. Kinematic Viscosity and Viscosity Index
e. Smoke Point
f. Octane Number
g. Cetane Number
h. Density
i. Distillation
j. Boiling Point Distribution
k. Aromatics determination
l. Melt Flow Index
m. UTM (polymer testing)
n. Polymer additives and chemistry
o. Crude and physical data
Specification of petroleum products and global standards :
a. LPG
b. Gasoline
c. HSD
d. Aviation Fuels
e. Bitumen
f. Lubes
g. PE and PP polymers
h. ASTM, ISO, IS standards
i. ISO/IEC 17025 Testing and Calibration Laboratories
Water Chemistry :
a. Physical and chemical properties of water
b. Importance of water properties
c. Effluent and drinking water analysis
d. Boiler water chemistry
2. Domain Knowledge: Basic Chemistry :
1. SI units and conversions
2. Solution chemistry (Normality, Molarity, Molality, ppm, ppb, %)
3. Basic chemistry of titration
4. Critical name reactions
5. Elementary thermodynamics
6. Catalyst chemistry and significance
7. Liquid and gaseous states
8. Nomenclature of organic compounds
9. Basic polymer chemistry and Ziegler-Natta catalyst
10. Laboratory safety rules
11. Identification of glassware
12. Primary and secondary measurement tools and glassware
13. Calibration of spectrophotometer
14. Calibration of balance
15. Solvent polarity
16. Boiling and melting points
17. Matter and its states
18. Atoms and molecules
19. Chemical bonds: ionic, covalent, metallic
20. Chemical reactions: endothermic, exothermic, combustion, synthesis, decomposition, replacement
3. Basic Organic Chemistry :
1. Hydrocarbons: alkanes, alkenes, alkynes
2. Functional group chemistry: alcohols, ketones, acids
4. Laboratory Safety :
1. Chemical storage and labelling
2. Personal protective equipment
3. Safe handling of glassware
4. Safe/Unsafe Conditions, Acts and Near Miss
General Aptitude :-
Quantitative Aptitude :
1. Data interpretation: data graphs (bar graphs, pie charts, and other graphs representing data),
2. 2- and 3-dimensional plots, maps, and tables
3. Numerical computation and estimation: ratios, percentages, powers, exponents and logarithms, permutations and combinations, and series
4. Mensuration and geometry Elementary statistics and probability.
1. Data interpretation: data graphs (bar graphs, pie charts, and other graphs representing data),
2. 2- and 3-dimensional plots, maps, and tables
3. Numerical computation and estimation: ratios, percentages, powers, exponents and logarithms, permutations and combinations, and series
4. Mensuration and geometry Elementary statistics and probability.
Logical Reasoning :
1. Logic: deduction and induction, Analogy, Numerical relations and reasoning.
2. Transformation of shapes: translation, rotation, scaling, mirroring, assembling, and grouping paper folding, cutting, and patterns in 2 and 3 dimensions.
2. Transformation of shapes: translation, rotation, scaling, mirroring, assembling, and grouping paper folding, cutting, and patterns in 2 and 3 dimensions.
Verbal Ability of English Language :
1. Basic English grammar: tenses, prepositions, articles, adjectives, conjunctions, verb-noun agreement, and other parts of speech
2. Basic vocabulary: words, idioms, and phrases in context,
3. Reading and comprehension,
4. Narrative sequencing.
2. Basic vocabulary: words, idioms, and phrases in context,
3. Reading and comprehension,
4. Narrative sequencing.
IOCL Assistant Quality Control Officers Exam Pattern 2026
Duration : 150 Minutes
Negative Marking : 0.25
| S.No. | Subject | No.of Question | Marks | Duration |
| 1. | Domain Knowledge | 50 | 50 | 90 Minutes |
| 2. | General Aptitude | |||
| Quantitative Aptitude | 20 | 20 | 60 Minutes | |
| Logical Reasoning | 15 | 15 | ||
| Verbal Ability of English Language | 15 | 15 | ||
| Total | 100 | 100 | 150 Minutes |
Exam Date 2026 : 24th September 2026
Starting Date of Application Form : 14th August 2026
Last Date of Application Form : 03rd September 2026
Total Post : 22
Total Post : 22
FAQs
Iocl Assistant Quality Control Officers 2026 Exam Syllabus Frequently Asked Questions (FAQ's)
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In this article Page, we have provided the required syllabus of the IOCL AQCO exam.
Being familiar with IOCL AQCO Exam Pattern will help you understand the types of questions asked, difficulty level of the exam and important topics that require your keen attention. It will also acquaint you with the marking scheme and time allotted to each Topics.
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IOCL AQCO exam is not tough but it depends on your preparation. The candidates find the Subject not challenging. The dedicated preparation in the right direction will undoubtedly take you towards the goal.
The candidates must be well versed and acquainted with the syllabus and the exam pattern. Select the areas where improvement is required and schedule your preparation accordingly. To ace this exam, the applicants ought to maintain speed with high accuracy. Practicing previous years question papers will help you understand the exam pattern and the level of difficulty of the exam. You need to hone your strengths and improve upon your weaknesses. Toppersexam.com will aid you through the preparation and drive you to success. At Toppersexam.com, you can practice a complete set of test series along with a free IOCL AQCO mock test designed by our expert faculty.
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