Jodas Expoim Research Associate II Interview Questions and Answers

I introduce myself as a seasoned executive with a strong background in research and development.

• Highlighting my experience in leading research projects

• Mentioning my track record of successful product development

• Emphasizing my strategic thinking and problem-solving skills

The job role for an executive research and development involves leading the research and development team, setting strategic goals, overseeing project timelines, and ensuring innovation.

• Leading and managing the research and development team

• Setting strategic goals and objectives for the department

• Overseeing project timelines and ensuring deadlines are met

• Driving innovation and new product development

• Collaborating with o...read more

Reactors are vessels designed to contain chemical reactions. They are used in various industries for processes like synthesis, fermentation, and polymerization.

• Reactors are used in industries such as pharmaceuticals, petrochemicals, food and beverage, and chemicals.

• They are used for processes like synthesis of pharmaceuticals, fermentation of beer, polymerization of plastics, and production of chemicals.

• Reactors can be...read more

NMR spectroscopy and mass spectroscopy are analytical techniques used to study the structure and composition of molecules.

• NMR spectroscopy involves the study of nuclear spins in a magnetic field to determine the structure of organic compounds.

• Mass spectroscopy is used to determine the molecular weight and structure of compounds by ionizing and separating them based on mass-to-charge ratio.

• Both techniques are widely use...read more

SN1 and SN2 are two types of nucleophilic substitution reactions in organic chemistry.

• SN1 involves a two-step mechanism with formation of a carbocation intermediate, while SN2 involves a one-step mechanism with simultaneous bond formation and bond breaking.

• SN1 reactions are favored in polar protic solvents and with tertiary substrates, while SN2 reactions are favored in polar aprotic solvents and with primary substrate...read more

Establishing Limit of Detection and Limit of Quantification

• Limit of Detection (LOD) is the lowest concentration of analyte that can be reliably detected

• Limit of Quantification (LOQ) is the lowest concentration of analyte that can be accurately quantified

• LOD and LOQ are determined by analyzing samples with known low concentrations of analyte

• LOD is typically defined as the concentration at which the signal-to-noise ratio...read more

Industry trends include automation, AI, sustainability, and remote work.

• Automation is becoming increasingly prevalent in manufacturing and other industries.

• Artificial intelligence is being used for data analysis and decision-making.

• Sustainability is a growing concern, with companies focusing on reducing waste and carbon emissions.

• Remote work is becoming more common, with many companies adopting flexible work arrangemen

Column packing is a process of filling a chromatography column with a stationary phase.

• Choose an appropriate stationary phase based on the separation requirements.

• Prepare the column by cleaning and conditioning it.

• Pack the column by carefully adding the stationary phase.

• Ensure proper packing density and uniformity.

• Test the packed column for efficiency and performance.

Column chromatography is a technique used to separate and purify components of a mixture based on their different affinities for a stationary phase and a mobile phase.

• Column chromatography involves passing a mixture through a column packed with a stationary phase, such as silica gel or alumina.

• The components of the mixture interact differently with the stationary phase, leading to their separation.

• The mobile phase, typ...read more