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Indian Oil Corporation Chemical Assistant Interview Questions and Answers

Updated 2 Dec 2021

Indian Oil Corporation Chemical Assistant Interview Experiences

1 interview found

I applied via Company Website and was interviewed before Dec 2020. There was 1 interview round.

Interview Questionnaire 

2 Questions

  • Q1. About chemistry
  • Q2. Explain nucleophilic reactions
  • Ans. 

    Nucleophilic reactions involve the attack of a nucleophile on an electron-deficient center.

    • Nucleophiles are electron-rich species that are attracted to electron-deficient centers.

    • The reaction results in the formation of a new covalent bond.

    • Examples include SN1 and SN2 reactions in organic chemistry.

    • Nucleophilic reactions are important in many chemical processes, including drug synthesis and catalysis.

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Don t panic Speak what you know

Interview questions from similar companies

Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via campus placement at Vishwakarma Government Engineering College, Ahmedabad and was interviewed in Oct 2023. There were 3 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all tips
Round 2 - Aptitude Test 

Easy questions in the aptitude round

Round 3 - Technical 

(1 Question)

  • Q1. More from mass tranfer heat tranfer fluid mechanics
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
No response

I applied via Job Portal and was interviewed in Aug 2023. There was 1 interview round.

Round 1 - Technical 

(1 Question)

  • Q1. Purpose of distillation colum Feedback vs feedforward
  • Ans. 

    Distillation column separates components in a mixture based on differences in boiling points.

    • Distillation column is used to separate components in a mixture based on differences in boiling points.

    • Feedback control adjusts operating conditions based on output to maintain desired separation efficiency.

    • Feedforward control predicts disturbances and adjusts operating conditions proactively to maintain separation efficiency.

    • E...

  • Answered by AI

Interview Preparation Tips

Interview preparation tips for other job seekers - Be calm and confident
Interview experience
4
Good
Difficulty level
-
Process Duration
-
Result
-
Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Don’t add your photo or details such as gender, age, and address in your resume. These details do not add any value.
View all tips
Round 2 - Aptitude Test 

The apptitude test is very important as if you fail the test you cant go for the interview

Round 3 - HR 

(1 Question)

  • Q1. The first start from basics about the core engineering then they can go to either your project or your interships

I applied via LinkedIn and was interviewed in Sep 2022. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Properly align and format text in your resume. A recruiter will have to spend more time reading poorly aligned text, leading to high chances of rejection.
View all tips
Round 2 - Technical 

(2 Questions)

  • Q1. Technical questions about the university topics
  • Q2. General questions about strength , weakness

Interview Preparation Tips

Interview preparation tips for other job seekers - be your self and comfortable.
ask if you did not understand the question

I applied via Recruitment Consulltant and was interviewed before Sep 2021. There was 1 interview round.

Round 1 - Technical 

(4 Questions)

  • Q1. Hto mto simple questions
  • Q2. About extra qualification about yourself
  • Q3. Why do you want to join
  • Q4. What do you see your future here

Interview Preparation Tips

Interview preparation tips for other job seekers - Read some technical subject like mto hto fm

I was interviewed before Jun 2016.

Interview Questionnaire 

6 Questions

  • Q1.  Why interested in refinery?
  • Ans. 

    I am interested in refineries because of their crucial role in the production of various petroleum products.

    • Fascinated by the complex processes involved in refining crude oil into usable products

    • Passionate about contributing to the development of cleaner and more efficient refining technologies

    • Excited about the opportunity to work with a diverse range of chemicals and processes

    • Interested in the challenges of optimizing...

  • Answered by AI
  • Q2. Any plans for further studies?
  • Ans. 

    Yes, I have plans for further studies to enhance my knowledge and skills in chemical engineering.

    • I am considering pursuing a master's degree in chemical engineering to specialize in a specific area of interest.

    • I am also interested in attending workshops and conferences to stay updated with the latest advancements in the field.

    • Continuing education courses and certifications are also on my radar to broaden my skillset.

    • I ...

  • Answered by AI
  • Q3. Why Chevron?
  • Q4. Tell about a situation where you disagreed and how you dealt with it ?
  • Q5. Tell an incident of a technical problem and how you solved it ?
  • Ans. 

    I encountered a technical problem while working on a chemical process optimization project.

    • During the project, I faced a challenge with a reactor that was not achieving the desired conversion rate.

    • I conducted a thorough analysis of the process parameters and identified a potential issue with the catalyst.

    • To confirm my hypothesis, I performed various tests and experiments to evaluate the catalyst's performance.

    • Based on ...

  • Answered by AI
  • Q6. Why Chevron ?

Interview Preparation Tips

Round: Test
Experience: Online test for personality profile was taken. They were looking for someone to fit into the corporate environment. No Short-listing was done .


Round: Technical Interview
Experience: 20-25 minutes. Panel of 4 people. Any problems in mobility i.e. it is good if one does not have problem related to mobility. Any Hands on Experience. Any setback, failure in life. Encouraged me to ask questions to them.


Round: HR Interview
Tips: They were looking for leadership qualities, confidence, passionate people, and ability to handle responsibilities. Speak on something you are good at. Courses to be well versed in.

Indian Oil Corporation Interview FAQs

What are the top questions asked in Indian Oil Corporation Chemical Assistant interview?

Some of the top questions asked at the Indian Oil Corporation Chemical Assistant interview -

  1. Explain nucleophilic reacti...read more
  2. About chemis...read more

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