10+ Senior Production Chemist Interview Questions and Answers

Operation and cleaning process of various equipment used in batch manufacturing process.

• SSR reactor: Operate by setting desired temperature and pressure, clean by flushing with appropriate solvent.

• GLR: Operate by controlling temperature and pressure, clean by rinsing with water and detergent.

• CF: Operate by adjusting flow rate and pressure, clean by backwashing with clean water.

• RCVD: Operate by controlling temperature and vacuum level, clean by disassembling and washing intern...read more

Various types of processes in API handling or intermediate product include synthesis, purification, isolation, and characterization.

• Synthesis reactions involve combining reactants to form a desired product.

• Purification processes remove impurities from the product.

• Isolation techniques separate the desired product from the reaction mixture.

• Characterization methods analyze the chemical and physical properties of the product.

• Examples: Grignard reaction for synthesis, column chrom...read more

Ammonia has the chemical formula NH3 and a molecular weight of 17.03 g/mol.

• Chemical formula of ammonia is NH3

• Molecular weight of ammonia is 17.03 g/mol

Strong acids completely dissociate in water to release H+ ions, while weak acids only partially dissociate.

• Strong acids include hydrochloric acid (HCl), sulfuric acid (H2SO4), and nitric acid (HNO3)

• Weak acids include acetic acid (CH3COOH), citric acid, and carbonic acid (H2CO3)

• Strong acids have a low pH and are highly corrosive, while weak acids have a higher pH and are less reactive

My expected CTC is negotiable based on the responsibilities and benefits offered by the company.

• My expected CTC is based on industry standards and my level of experience.

• I am open to discussing the compensation package during the interview process.

• I am looking for a competitive salary that reflects my skills and contributions to the company.

My good will for the according plant is to ensure its efficient production by utilizing my expertise in production chemistry.

• Implementing best practices in production chemistry to optimize plant operations

• Troubleshooting any issues that may arise during production processes

• Collaborating with cross-functional teams to improve overall plant performance

Benzene is a colorless, flammable liquid with a sweet odor and the chemical formula C6H6.

• Chemical formula: C6H6

• Colorless, flammable liquid

• Sweet odor

The molecular weight of HCL is 36.46 g/mol.

• The molecular weight of HCL is calculated by adding the atomic weights of hydrogen (1.01 g/mol) and chlorine (35.45 g/mol).

• The molecular weight of HCL is 36.46 g/mol.

• Molecular weight is important in chemistry for various calculations and reactions.

Benzene is a cyclic hydrocarbon with a molecular formula C6H6 and a hexagonal ring structure.

• Benzene has a hexagonal ring structure with alternating single and double bonds.

• The molecular formula of benzene is C6H6.

• Each carbon atom in benzene is bonded to one hydrogen atom.

• The structure formula of benzene can be represented as a hexagon with a circle inside to indicate delocalized electrons.