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Metropolitan Eximchem Interview Questions and Answers
Metropolitan Eximchem Interview Experiences
1 interview found
Anonymous
I applied via Recruitment Consultant and was interviewed in Nov 2020. There were 3 interview rounds.
Interview Questionnaire
4 Questions
- Q1. Any Name reactions? Solve it with given reactant.
- Ans.
A name reaction is a chemical reaction named after its discoverer or developer. Solve it with given reactant.
Grignard reaction: RMgX + H2O -> R-OH + Mg(OH)X
Friedel-Crafts reaction: R-X + AlCl3 -> R-C6H5
Buchwald-Hartwig reaction: Ar-NH2 + R-X -> Ar-R + NH3 + X
Suzuki-Miyaura reaction: Ar-B(OH)2 + R-X -> Ar-R + B(OH)3 + X
Heck reaction: Ar-X + R-CH=CH2 -> Ar-R + HX
Diels-Alder reaction: C6H10 + C6H6 -> C12H12
Wittig reaction...
- Q2. What is TLC? What solvents are used as polar & non-polar mobile phase?
- Ans.
TLC stands for Thin Layer Chromatography. Polar solvents like methanol, ethanol, and water are used as mobile phase for non-polar stationary phase. Non-polar solvents like hexane, toluene, and chloroform are used as mobile phase for polar stationary phase.
TLC is a chromatography technique used to separate and identify compounds in a mixture.
It involves a stationary phase (usually a thin layer of silica gel or alumina) ...
- Q3. What experiments you performed in college lab? Explain with procedure & reaction.
- Ans.
Performed experiments on synthesis of aspirin and extraction of caffeine from tea leaves.
Synthesized aspirin by reacting salicylic acid with acetic anhydride in the presence of sulfuric acid catalyst.
Extracted caffeine from tea leaves using solvent extraction method with dichloromethane as solvent.
Performed thin layer chromatography to confirm the purity of synthesized aspirin and extracted caffeine.
Conducted acid-base...
- Q4. Any projects you performed? Explain?
Interview Preparation Tips
Trainee Research Associate Interview Questions asked at other Companies
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I applied via Referral and was interviewed before Jan 2021. There was 1 interview round.
Interview Questionnaire
1 Question
- Q1. Java questions
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Feb 2021. There were 3 interview rounds.
Aptitude round consists Logical reasoning, General Aptitude, Grammar related questions etc. All are moderate level questions.
(3 Questions)
- Q1. Explain OOPs w.r.t Java
- Ans.
OOPs is a programming paradigm that uses objects to represent real-world entities. Java is an OOPs language.
OOPs stands for Object-Oriented Programming System
Java is a class-based OOPs language
Encapsulation, Inheritance, Polymorphism, and Abstraction are the four pillars of OOPs
Objects have state and behavior
Java supports interfaces, which allow for multiple inheritance
Example: A car can be represented as an object wit...
- Q2. Explain about the projects that you have worked on
- Q3. Explain how Java solves machine dependency of code execution
- Ans.
Java solves machine dependency by using bytecode and virtual machine.
Java code is compiled into bytecode which is platform-independent
The bytecode is executed by the Java Virtual Machine (JVM) which is platform-specific
JVM translates bytecode into machine code for the specific platform
This allows Java code to run on any platform with a JVM installed
Example: A Java program compiled on Windows can run on Linux or Mac as
(2 Questions)
- Q1. Why should we hire you?
- Q2. Tell me about yourself.
Interview Preparation Tips
- Java
Skills evaluated in this interview
I applied via Campus Placement and was interviewed before May 2021. There were 2 interview rounds.
Numerical ability and logical reasoning followed by some coding mcqs
(1 Question)
- Q1. Print 1 to 100 without for loop
- Ans.
Printing 1 to 100 without for loop
Use recursion to print numbers from 1 to 99
Print 100 outside the recursion
Use a base case to stop recursion at 100
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Jun 2021. There were 2 interview rounds.
Simple aptitude test
(1 Question)
- Q1. General questions as per your cv
Interview Preparation Tips
- Aptitude
I applied via Campus Placement and was interviewed before Aug 2021. There were 2 interview rounds.
It was a basic aptitude test.
(1 Question)
- Q1. Interview was fine. Mostly asked about my final year project.
Interview Preparation Tips
I applied via Campus Placement and was interviewed before Jun 2021. There were 2 interview rounds.
(1 Question)
- Q1. Explain the mini projects and main project completed during Engineering.
Interview Preparation Tips
- DBMS
- Software Engineering
- Basic coding
Be confident and have a smiling face in the interview round.
I applied via Campus Placement and was interviewed before May 2021. There were 2 interview rounds.
- basic programming on C
(1 Question)
- Q1. - question based on your resume
Interview Preparation Tips
whatever project you are including , you should know enough to explain everything.
I applied via Campus Placement and was interviewed before Oct 2021. There were 3 interview rounds.
English reasoning and logical question
(2 Questions)
- Q1. About self and hobbies
- Q2. About activities involved in
Interview Preparation Tips
I applied via Naukri.com and was interviewed before Jun 2021. There were 2 interview rounds.
English is the main focussed part
(1 Question)
- Q1. Basic introduction and project based questions.
Interview Preparation Tips
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