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Chemistry Interview Questions
Questions Answers Views Company eMail

Explain the structure of a dna molecule?

 578

Why are use silicon oil mr?

 729

How we choose the mobile phase for method development.?

 643

How to calibration of the uv spectroscopy and its test?

 655

Explain what is a base line?

 1 1316

How do we fix the sample concentaryion in hplc method development?

 655

How to establish relative response factor for hplc. Why it is required?

 686

How can we detect a compound in hplc which does not have any chromofore?

 1 1550

What is similarity factor?

 708

Why ph scale range is 14?

 606

Why ph scale range is 14? Why it is not less or not greater than 14?

 659

What is kentchin? Is it real?

 611

Which is the best conductor of electricity?

 577

Why be is not soluble in liquid ammonia?

 586

Acid value definition is number milligrams of koh required to nuetralise the acid present in one gram oil & fats but why not use naoh for nuetralisation?

 657

Un-Answered Questions { Chemistry }

if you given one product then which tests you will perform?

309

Why is the role of glycerol & naoh?

591

in stress study if your api not soluble in hcl naoh h2o2 then what require to do?

310

4. Describe the operation of the Craig apparatus. Chapter.3 Equilibrium Processes in Separations

2144

What are the factors which affect corrosion? : Electrochemistry Corrosion

520




What is gelatinization?

1158

What are the uses of glacial acetic acid?

551

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

2582

Explain what is the chemical formula of detergent?

541

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

563

How to do regeneration of Metacarb Pb plus column?

2067

when we talk about change in entropy we consider total entropy means of surround +entropy of system but when we talk about change in Gibss free energy we consider entropy of system.explain with reason.

1504

What is pka of acid?

766

Give the IUPAC name for [Co(NH3)5SO4]Cl

733

Define an electro chemical cell. Give one example? : Electrochemistry Corrosion

575

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