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 USE OF STARTER ?????????

Sharp,

2426

why IR graph or spectra comes down ? Any reason

4 17341

what is partion and column chromatography

Emcure,

2392

What is the difference between the optics of UV and PDA Detectors ?

Emmennar, Neuland,

3 15214

How to establish pKa for a new API molecule ?

Neuland, Sun Pharma,

2 11791

why we are adjusting the ph in buffer solution preparation

2 12626

what is the film thickness in ftir

8 15869

what is the principle of assay of sodium nitrite?

2 10613

why required specificity in valdation

3 8960

why we are analyzing purity on HPLC why not in gc

Aurobindo, Reddy Labs,

3 14473

what are the role of chemistry education in sustainable development

2592

whate is difference between calibration and validation

Alkem Labs, Cipla, Ranbaxy, Torrent Pharma, Zydus Cadila,

11 52697

what is the moisture content of Disodium hydrogen tartrate. how it can be calculted. as 16.5%

1 9258

In Karl Fischer titration,What is the situation if the material tested is only soluble in water,and not soluble in the common solvents used such as methanol ?? [e.g. Iron III Hydroxide polymaltose]

1 3603

sop of a uv visible spectrophotometer double beam elico model

Sun Pharma,

5926

Un-Answered Questions { Chemistry }

What can you contribute to the company?

2641

before starting analytical method valodation what you checking? and how giving preference to start validation?

807

how to develop the icp ms method? Application of icp ms?

812

which cationic polymer is compatible with poly aluminium chloride?

2506

in api coa contains only process impurities and in product coa contains degradation impurities?

701

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

2001

Explain the molar mass of chlorine?

1034

What are the applications of electrochemical cell? : Electrochemistry Corrosion

1169

How many electrons does benzene have?

1035

Actinium-227 has a long half-life and emits alpha particles. How can this property be harnessed in radiation detectors or other monitoring devices?

653

What is the difference between the photochemical reaction and photo-dynamic reaction?

2567

WHY given much noise PDA dector then VWD Dector

2101

Which products will produce when acetic anhydride reacts with Ter-butanol, Sec-butanol, Iso butanol, Dimethylamine etc.

2865

Which is the highly polar and highly non polar column in HPLC?

2309

How to choose the which salt is suitable for mobilephase

3250

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