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

What is the requirement to give RFlow when using RID detector?

3087

What is unsaponifiable matters?

1 5117

what happen when aminoacids react with alcohol

GVK, Reddy Labs,

1 6442

Is sonication essential in solubility testing of a drug substance?

Aurobindo,

6 16734

what is different between volumetric solution and general solution

1 18867

what is primary solution and secondary solution

2 8435

what is RI detector Cut-off Value

Mylan,

1 10022

In Related Substances Test how we can reside the limit of impurity ?

MSN Pharma,

2 11416

When i inject amines and acid on HPLC then which peak will elut first?

Sun Pharma,

4 13607

In pharmacopeal solibility parameter of a material, is et essential to test all paramete? If 70-75% parameter passes can we assess that the material is satisfactory or not?

Aurobindo,

1 5402

Why triethylamine and o-phosphoric acid used while setting pH of mobile phase during HPLC Analysis?

Hapten Healthcare, Pharmaceutical,

6 33883

why RID detector is used for selective materials like Mannitol, Hydroxyethyl Starch and Sorbitol?

5 12668

what is a primary standard? what is a secondary standard solutions?

Practical Viva Questions,

1 5949

for which type of applications gas chromatography is used?

2 6766

for which type of applications gas chromatography is used?

2 6570

Un-Answered Questions { Chemistry }

what is mean by peak intigrity?

962

(CH2)n + nO2. ---->Co2 + nH2O + energy what is this mean with details

1630

What happens when the excess of stannous chloride is not removed

1127

Does ethylene polymerize under mild conditions in the absence of a catalyst? : Polymer Chemistry

1245

In Dissolution Test why limit is define Q+5% what is the role of +5%.

3112

What is the Difference Between 3M KCL and 4M KCL, WHy We are Filling 3M KCL In electrode Instead of 4M KCL

2549

What is a proteic unit?

2709

In Assy by potentio metry titration method how select MET U ,DET U, SET U,

2179

what is difference between UV - VISIBLE MODEL NO like 1600,1601,1700 etc ? plz explain me

2691

In GC calibration,what is the procedure to calibrate the TCD (thermal counductivity detector)suggest ?

3184

why are prepare daily working standard in ft ir

2671

how decide the clining method and cleaning method validation require for this perticular products?

768

what are the role of chemical education in sustainable development

2208

From where require to take the RLD sample?

764

What is the formula you will use to calculate how many millilitres of 5.5 m naoh are required to prepare 400 ml of 1.5m naoh?

1016

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