Chemistry Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

General Chemistry (478)
Chemistry AllOther (190)

Chemistry Interview Questions

Questions Answers Views Company eMail

Which one of the Following is not Aromatic? 1)Cyclotetrane 2)Benzene 3)Napthalene 4)Anthracene

8 19164

what is the difference between simple distillation and differential distillation

1 10332

Describe your experience with analytical instrumentation?

Alembic, Apotex, Aurobindo, DLF, Enal Drugs, Lupin, Natco, Pharma,

3 39077

Do you know what Trace metal clean technique is?describe that technique?

Mylan, Nirma, Oil and Gas Jobs, Reddy Labs,

1 10024

Describe your experience with quality assurance and quality control analyses?

Aurobindo, Dr Reddys, MSC, Reddy Labs,

11 39246

Describe your field experience sample type collected,sample techniques,field measurements taken and equipment used?

Apex, BNM, Ranbaxy,

2709

Do you have experience with organic extractions or tissue digestions?

GVK Biosciences,

1 8106

How many stereoisomers of phenylpropylene oxide are there?

Mankind,

1 6693

How many isomers have the name bromomethylcyclopentane?

5 13675

Pure (S)-2-butanol has a specific rotation of +13.52 degrees. A sample of 2-butanol prepared in the lab and purified by distillation has a calculated specific rotation of +6.76 degrees. What can you conclude about the composition?

1 6760

Trimethylamine is a pyramidal molecule. What is the hybridization at nitrogen?

Bluepin,

5 18767

which functional groups are present in cortisone?

2 24182

How many degrees of unsaturation are there in benzene?

2 12916

What are the major products formed when acetic acid and ethanol are added to water and the pH is adjusted to 7.0?

3 7166

What organic compounds have the basic formula (CH2O)n?

8 80428

Un-Answered Questions { Chemistry }

what are the role of chemical education in sustainable development

2207

In testing of Cement the formula for water requirement for setting time is as below- Water required for setting time = NC x 0.85 The question is that what is the logic of 0.85 in this formula??

2427

What is dextro-rotatory and levo-rotatory?

1218

Why six unit used for precision?

1351

we shall use Dichloromethane in last stage of API.

3089

[3/30, 13:29] Manoj P Venkatpurwar: How hplc column selection according to structure? How mobile phase buffer selection on molecule structure?

791

Colorimtry

1660

How require to perform linearity as per ANVISA? What are the acceptance criteria?

1336

how you start the solubility study?

827

What are the factors that affect the viscosity of a liquid?

1024

in DMF having extra impurities and in api COA also having extra imp than USP or BP product then how require to proceed?

836

how you start RS method development when for new product?

721

how you confirm the assay method?

772

what is mean by ambient temperature?

916

Shall i get the model question papers for junior lecture of Andhra pradesh

2791

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