Chemistry Interview Questions
Questions Answers Views Company eMail

why lactose has less charges when packed in steel containers when compared with packing of lactose in polyamide material?

1732

why use of sulfuric acid in roi test in pharmaceutical industry

1895

Theoretical and mechanism type of Interview based questions

GVK,

1 1659

Data was integrated with RRT CONCEPT OR Overlay with SSTchrmatogram concept which is better?

1 2257

What is the Difference Between 3M KCL and 4M KCL, WHy We are Filling 3M KCL In electrode Instead of 4M KCL

Mylan,

1811

Chromatography

1 1840

what is the difference between qualitative analysis and quantitative analysis and explain them?

Dr Reddys,

1 2545

In pickling process of titatium with HCL . how to know if the acid is not effective after pickling several batch. is there any test to know it. (not practically)

Olin Chlor Alkali,

1105

why disodium tartarate used in karl-fischer instrument ?.

Dishman,

1 2032

why does used dry caffien in HPLC calibration?

Dishman,

1533

Why we don't add Hcl, HNO3, H3PO4 in residue on ignition, why we add H2SO4

1 3115

how we change 0.1N KmNo4 solution to 0.01N KmNo4 solution.

1505

What is gelatinization?

Nestle,

1147

What is FFA, PV, and PAV value in oil.

Nestle,

1 3078

Why we check moisture,ash & AIA in product

1378


Un-Answered Questions { Chemistry }

What is the role of a catalyst? : Polymer Chemistry

559


AT WHAT CONDITIONS WILL YOU ANALYSE A SAMPLE,WHICH ARE PRESERVED AT OTHER THAN THE AMBIENT CONDITIONS?(ie COLD STORAGE SAMPLES BELOW 20* CENTIGRADE?

1580


What are the applications of electrochemical cell? : Electrochemistry Corrosion

574


How many moles of sodium hydrogen phosphate can be prepared from 3 mol of sodium hydroxide and phosphoric acid?

1886


What is wave length?

527






What is blank solution?

603


Why perchloric acid used for potentiometric titration

2133


why glutent are detected in the rice cereal baby food product even manufacturer claimed that they are using rice and milk only?we have using ELISA to do the test,and rice supposed not containing any glutent,rite?We already repeat the test so many times and it still detected.just wondering where the glutent came from?

2315


What is paint? : Electrochemistry Corrosion

557


Define corrosion? : Electrochemistry Corrosion

631


In performance Check of GC Why Hexadecane Peak is Considered 

2534


what is definition of validation? which components are followed give detail?

1794


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

620


Discuss the historical significance of Actinium and its discovery in the context of the periodic table.

122


What is stray light in uv what are units for stray light

991