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

Retention time & Relative Retention time Definition & between difference? How to Calculate response factor(RF) & relative response factor(RRF)?

MSN Pharma, Titan,

3 20776

why are using toluene in uv calibraion in resolution performance

MSN Pharma,

2 11197

why we make titiration of Iron with EDTA ?

Cipla, Sitec Labs,

1 9162

why antharacene use hplc calibration

ITC Infotech,

1 3958

hardness of distilled water

CAPL, Parabolic,

1 6018

What is difference b/w IR&NIR

Apotex,

1 5881

Why does boiler drum ph maintain from 9.5 to 10.2

1 7898

What is the definition of water content or moisture content,what is the procedure going on w.c amalysis?

Cipla, KIYI,

1 11123

how can you determine a compound acidic or basic?

Celon Labs, Cipla,

2 10865

For LOD and LOQ determination which method is accurate? (slopemethod or s/n ratio method)

Reddy Labs,

4 11768

how to develop the shorter run time for pharmacopeial methods having 100 min run time?

Reddy Labs,

3 11277

How you start the method development of unknown compound.

1 5986

How to determine water content of bis tetrazole amine mono ammonium salt

3535

Is there any difference in principal of reverse phase and normal phase chromatography? and why? Please update. Thank and regard

MSN Pharma,

3 11467

Why Nitric acid can be stored in Aluminium containers?

1 6820

Un-Answered Questions { Chemistry }

in gas chromatography what is the difference between gas flow rate and average linear velocity ?

2657

WHAT IS THE SYLLABUS OO GROUP -I?

2430

How is arsenic produced?

1101

Please give idea about method development for cleaning method and how maco level establish

798

What is the organic structure of cetearyl alcohol?

1181

Protactinium-234 is an important tool for studying ocean circulation. How is it utilized in oceanographic research?

667

Write the equation of photosynthesis?

1165

What is hybridyzation? How can we find that which type hybridyzation in perticular compound like in CH4(hy is sp3)?

1220

What is the atomic number?

1062

How to know the estimated LOQ concentration in ppm

1279

Qc interview questions

1798

In the calculation of calorific value of any fuel why the latent heat of vap. of water is taken as 587 kj/mol whereas actually it is 540kj/mol?

2398

What is phase transfer catalyst?

1162

Explain the protein in chemistry?

1099

Differentiate between organic and inorganic chemistry?

1077

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