Chemistry Interview Questions
Questions Answers Views Company eMail

what is lithipone?

Dr Reddys, Jubilant, Lupin, ONGC, Reddy Labs,

6 22363

what is redox potential of an organic compound?

Dr Reddys, Glenmark, Lupin, Reddy Labs,

2 17766

what is saponification of oils?

Cipla, Indian Potash Limited,

2 15946

How 'salting out' process is used in extraction?

PH.D Interview,

2 17158

What are geometrical isomerism? Explain them with an example?

PH.D Interview,

1 12774

Mention the factors affecting solubility of compounds?

PH.D Interview,

9 17046

NH2-CH2-COOH belongs to what structure?

Dr Reddys,

11 29726

what are ligases?which type of reactions they will catalyse?

1 6628

what happens when aminoacids react with alcohols?

GVK, GVK Biosciences, Pharmaceutical, Reddy Labs,

3 17282

what is the difference between coordinate covalent bond and covalent bond?

Flamingo Pharmaceuticals,

9 33117

what are the 4 classes of unsaturated fatty acids?

College School Exams Tests, Snowcem Paints,

1 5626

why the atomic weights are in fractions?

1 7191

Which is useful in the manufacture of Insectisides?

RR Enterprises,

2 6888

The Name Benzene was Proposed By?

Cipla, GVK, Torrent Pharma,

24 30512

Number of Sigma Bonds Present in Benzene are same as ..?

Cipla,

13 24028


Un-Answered Questions { Chemistry }

what is the purge flow & how to calculate

1987


how require to set assay concentration for standard and sample?

381


Assuming that the density of the solution is the same as the density of water (density of water=1.000g/ml), calculate the mass of water for both reactions using: mass of water = Volume of water Density of water. Mass of water =

2091


Is it nessesary all multimedia dissolution require descriminatory?

350


what happens to the unit particles of a solute when it dissolves on a liquid?

1732






How to start the dissolution development for unknown tab?

1154


how to set sample and standard concentration in RS method?

372


For water content determination, if the material is insoluble in methnaol and ethylene glycol mono methyl ether, what other diluent can we use.

1477


Define the full form of hcl?

539


why should we perform dissolution PVT calibration only by UV spectrometer, not by HPLC ?

1187


sop of a uv visible spectrophotometer double beam elico model

5368


What are the challenges and opportunities associated with handling and storing Protactinium due to its radioactivity and scarcity?

160


why we are using hexane in calibration of number of drop per mL

1174


What is the main difference between ODS1 and ODS2 Hplc column.

4495


What is the role of silver sulphate?

632