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 principle of UV Vis spectroscopy, AAS, ICP OES,ICPAES, ICP-MS and FTIR

9302

What is the principle of HPLC, GC, LCMS, GCMS,LC QQQ, GC QQQ, LC Q TOF and GC Q TOF. What are the applications and Specificity?

8923

What is the difference between Spectroscopy and spectrophotometry,What are the applications?

Caplin Point, Cipla,

4 12053

What is difference b/t uv detector and rid

5 11514

i set electrode to 7 buffer than i used it to check 4 buffer and 10 buffer if the results are not as expected than is it better to set the buffer again to 4 buffer or is there any other method available please let me know ...

Glochem,

2 7237

can you separate isomers by using column chromatography?

2 8140

How much is the standard area for glc analysis

2335

function of detecter in hplc ,gc and spectroscopy? function of carrier gas in gc?

DRL,

2726

what type of compounds do we see lod @ wat type compounds do we see m.c

Orchid,

3 9632

How can the GC or HPLC method is selected to determine the impurity profile in drug product?

Ajanta,

1 7683

How can we calculate "confidence interval" in analytical method validation? Pl. explain with example.

Cipla, Rampex Labs,

4374

What the difference in loss on drying and residue on ignition

2 35325

Why irmoisture balance is used for corrugated box moisture testing

Leiutis, Lupin,

2453

why we are used 4,7,9,2 buffers for the ph calibration

Aurobindo, Enaltec Labs,

4 19794

In case of HPLC coloums what is the difference Between C8 & C18 coloums & how can we select difference type of coloums like Inertial ODS , Hypersil BDS , ODS etc.?

MSN Pharma,

4 33582

Un-Answered Questions { Chemistry }

Define corrosion? : Electrochemistry Corrosion

1183

How can we calculate "confidence interval" in analytical method validation? Pl. explain with example.

4374

pls send me the solved paper of health & malaria inspector to santoshmaurya.087@radiffmail.com

2964

what kind of question can be asked in interview for UV- VISIBLE & give me answer ?

3892

What is the min constitutes of haematite ore?

1146

What is the role of a catalyst? : Polymer Chemistry

1070

What is glacial acetic acid?

1115

Explain the structure of a dna molecule?

1134

What is kentchin?

1101

Why we used in n-butyl acetate water content terminology while in ethyl acetate we used moisture content terminology?

1906

wtat type quations will be sak in ongc exam?

3352

what is the extinction coefficient for Indomethacin or at 319nm wave length.

4129

What is the monomer of polyethene?

1230

what is stero electronic factor.2 what is steric control factor and what is product control factor

2176

How you develop a method in HPLC?

2669

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