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Lasons India QC Chemist Interview Questions and Answers
Lasons India QC Chemist Interview Experiences
1 interview found
I applied via Walk-in and was interviewed in Sep 2022. There were 2 interview rounds.
(2 Questions)
- Q1. What are the types of Titrations
- Ans.
There are several types of titrations, including acid-base, redox, complexometric, precipitation, and non-aqueous titrations.
Acid-base titrations involve the use of an acid or base to neutralize a sample.
Redox titrations involve the transfer of electrons between reactants.
Complexometric titrations involve the formation of a complex between a metal ion and a ligand.
Precipitation titrations involve the formation of a pre...
- Q2. What are the different techniques of Chromatography
- Ans.
Chromatography techniques separate and analyze mixtures based on their physical and chemical properties.
Gas chromatography (GC)
Liquid chromatography (LC)
Ion exchange chromatography (IEC)
Size exclusion chromatography (SEC)
Affinity chromatography (AC)
Thin layer chromatography (TLC)
Interview Preparation Tips
Work in shifts,
Interview questions from similar companies
I applied via Campus Placement and was interviewed in Jul 2021. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. About my experiance
Interview Preparation Tips
QC Chemist Interview Questions & Answers
Pharmaffiliates Analytics Synthetics
Anonymous
posted on 21 Sep 2022
I applied via Company Website and was interviewed in Aug 2022. There were 2 interview rounds.
HPLc,GC, IR,UV,And basic chemistry related questions
Interview Preparation Tips
- HPLC
- GC
- uv - visible spectrophotometer
- IR
Executive Interview Questions & Answers
Pharmaffiliates Analytics Synthetics
Anonymous
posted on 23 Jan 2021
I appeared for an interview before Jan 2020.
Interview Questionnaire
1 Question
- Q1. Basic chemistry questions and questions related to my job profile..organic synthesis and about general handling of chemicals and different reactions in lab.
Interview Preparation Tips
QC Executive Interview Questions & Answers
Pharmaffiliates Analytics Synthetics
Anonymous
posted on 30 Aug 2020
Interview Questionnaire
3 Questions
- Q1. Most time ask advance technical questions and basic principal, work instrument and functionality concepts. Some tough question arises you mind frequently.
- Q2. Always Basic concept and confidential answer the question
- Q3. All Chromatography techniques question read and write answer in the notepads
I applied via Referral and was interviewed before Dec 2021. There were 3 interview rounds.
(3 Questions)
- Q1. Define exhaust AHU function???
- Ans.
Exhaust AHU function is to remove stale air from a building and replace it with fresh air.
Exhaust AHU stands for Exhaust Air Handling Unit.
It is a mechanical system that removes stale air from a building and replaces it with fresh air.
It helps maintain indoor air quality and prevent the buildup of harmful pollutants.
It is commonly used in commercial and industrial buildings, as well as hospitals and laboratories.
It wor...
- Q2. What are the possible cause for not maintaining environmental conditions???
- Ans.
Possible causes for not maintaining environmental conditions
Lack of awareness or education about the importance of maintaining environmental conditions
Insufficient resources or funding to implement and maintain environmental measures
Lack of government regulations or enforcement of existing regulations
Human activities such as pollution, deforestation, and overuse of natural resources
Natural disasters or climate change
Ne...
- Q3. Question on your expertise area.
(2 Questions)
- Q1. Introduce youself in detail??
- Ans.
I am an experienced executive with a strong background in leadership and strategic planning.
Over 10 years of executive-level experience
Proven track record in driving business growth and profitability
Expertise in developing and implementing strategic initiatives
Strong leadership skills with the ability to motivate and inspire teams
Excellent communication and interpersonal skills
Experience in managing cross-functional te...
- Q2. Negotiations on salary
Interview Preparation Tips
Do more homework as per the position and what department they want to hire.
(1 Question)
- Q1. Topics related to Compressor, Pump, Boiler
Selected
I applied via Recruitment Consulltant and was interviewed before May 2023. There were 2 interview rounds.
(1 Question)
- Q1. Regulatory Affairs links with change in DS
(1 Question)
- Q1. Family and salary discussion.
Interview Preparation Tips
Selected
I applied via Walk-in and was interviewed before Jul 2023. There was 1 interview round.
(2 Questions)
- Q1. Chemical Name and formula
- Ans.
Chemical name and formula are identifiers for specific chemical compounds.
Chemical name is the common name given to a chemical compound.
Chemical formula represents the elements and their ratios in a compound.
Example: Water - Chemical name, H2O - Chemical formula.
- Q2. How to make 0.1M HCL
- Ans.
To make 0.1M HCL, dilute concentrated hydrochloric acid with water.
Dilute 1 part of concentrated HCL with 9 parts of water to make 0.1M HCL solution.
Always add acid to water slowly to prevent splashing and heat generation.
Use proper protective equipment such as gloves and goggles when handling acids.
Interview Preparation Tips
- Chemical
- Formulation
I applied via Referral and was interviewed in Dec 2020. There was 1 interview round.
Interview Questionnaire
4 Questions
- Q1. What is tha pH?
- Ans.
pH is a measure of the acidity or alkalinity of a solution.
pH stands for 'potential of hydrogen'.
It is a logarithmic scale ranging from 0 to 14.
A pH of 7 is considered neutral, below 7 is acidic, and above 7 is alkaline.
pH is determined by the concentration of hydrogen ions in a solution.
Examples: Lemon juice has a pH of around 2, while baking soda has a pH of around 9.
- Q2. PH presens of hydrogen in sample .
- Ans.
PH represents the concentration of hydrogen ions in a sample.
PH is measured on a scale of 0-14, with 7 being neutral.
A lower PH indicates higher acidity, while a higher PH indicates higher alkalinity.
PH can be measured using a PH meter or through chemical indicators.
The PH of a sample can affect its chemical properties and reactions.
- Q3. What is lod and difference between lod and water.
- Ans.
LOD stands for Limit of Detection. It is the lowest concentration of a substance that can be reliably detected.
LOD is used to determine the sensitivity of an analytical method.
It is usually expressed as a concentration or mass.
Water is a chemical compound composed of hydrogen and oxygen, while LOD is a term used in analytical chemistry.
LOD is important in environmental testing to determine the presence of contaminants ...
- Q4. Lod is loss on drying to determine the volatile impurities and the water is dtermination of presens of moisture and water molecules in sample
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Lasons India QC Chemist Reviews and Ratings
based on 4 reviews
Rating in categories
|
QC Chemist
30
salaries
|  ₹1.4 L/yr - ₹3 L/yr |
|
Production Engineer
24
salaries
| ₹1.5 L/yr - ₹3.6 L/yr |
|
Shift Incharge
18
salaries
| ₹3.4 L/yr - ₹7 L/yr |
|
Executive Accountant
16
salaries
| ₹1.6 L/yr - ₹4.5 L/yr |
|
Production Officer
12
salaries
| ₹1.5 L/yr - ₹3.5 L/yr |
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