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

Why KBr pellet is used in IR?

Glochem,

11 28648

what is the difference between polar covalent bond and hydrogen bond?

3 6343

why in uv calibration in Limt of absorbance parameter specific absorbance is calculated only for selected wavelength

2713

IN DISSOLUTION S1 STAGE 1 BOWL GOT 52%(Q POINT IS 80%)WHAT WE HAVE DO

9 16869

there is something which we call as the basicity of an acid i wanted to ask is that is there something like the basicity of an alkali if yes than how can we define it?

2058

what is the meaning of PURITY AND POTENCY .what is the difference between PURITY and POTENCY

Orchid,

5 27379

why sulphuric acid has more viscosity than water?

Apex,

1 6384

Why Peak Purity is not determined in GC analysis?

GSFC, GVK,

1 6773

Why sodium lamp is used in polarimeter?

Aurobindo, Micro Labs, Mylan,

1 14859

HI,I CLEARED BOB CLERK EXAM. MY INTERVIEW WILL BE ON 9TH OCTOBER,2010.PLEASE SEND ME INTERVIEW QUESTIONS AND ANSWERS. THANK YOU.

Bank of Baroda,

2253

What is the difference between Primay and Secondry Standard ?

College School Exams Tests, Neuland,

6 52174

priciple of gc & hplc? (properly describe)

Cadila, Cipla, Reddy Labs,

2 15352

why we have to store the pH electrode in 4.01 buffer ?

Aurobindo, BioMax, BioSynth, Cipla, Indoco Remedies, SGS,

1 7767

give tha clarity about peak purity concept

Aurobindo, Reliance Life Sciences,

3 11343

What is Isotope tracer technique?

LAP, MAHINDRA, MPSC, PSI Data Systems, WNS,

1 7228

Un-Answered Questions { Chemistry }

The rate constant for the second order reaction is 0.54/M.s at 300oC. How long (in sec) would it take for the concentration of NO2 to decrease from 0.62M to 0.28 M? 2NO2(g) 2 NO(g) + O2(g)

2597

What are usp limits for theoritical plats,resoution,tailing factor,peak to valley ratio

1902

UV and PDA detector, which have less signal to noise ratio?

1139

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

4198

How an electrochemical is measured? Define emf of an electrochemical cell? : Electrochemistry Corrosion

1079

what are the role of chemistry education in sustainable development

2593

However ozone is heavier than oxygen still ozone is up there in sky why?

1074

Q1. Why did you enter the field of chemistry? Q2. What has motivated you to take chemistry as your professional subject and have you motivated anyone towards your field?

2298

Define an electrochemical corrosion. What are the types of electrochemical corrosion? : Electrochemistry Corrosion

986

What is density of a liquid?

1155

Protactinium has potential applications in nuclear reactors. Could you elaborate on its role in enhancing reactor efficiency or safety?

646

How to set specification of assay, fisdolution and related substances?

886

We use hicrome 10 cxs column in hplc analysis....pls tell me.. what is the meaning of 10 cxs?

1724

What is the process for the removal of salts from brackish water or seawater to make it usable?

1024

If vendor having more imp than monograph then how to proceed? and how to set spec?

938

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