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Organic Chemistry Interview Questions
Questions Answers Views Company eMail

How to convert esters to alcohols?

Biocon,

10 20608

How to prepare Paracetmol?

Granules,

1 6200

FDA MHRA

2569

Why we are use glass viscometer, and what is calculation manual calculation formula as per USP. How many types of viscometre in glass type viscometer.

Cipla,

2297

can you pls provide chemistry previous papers for the post of trainee chemist in ap genco

2629

how to prepare esters to aldehydes?

Biocon,

7 14801

What is hydrogenation reaction .What pressure should we use generally in hydrogenation reaction using auto clave?

Sun Pharma,

4 9973

If solvent change in cystallisation it was major change or minor. pls give justification

3 5657

i m a m sc biotech student, a chemist in a pvt company for 3 years, i want to change my career. which will be good for me again m sc chemistry in distance, then phd ? or prepare for railway or banking jobs. plz help.i prefer a govt. job ?

1 4049

what are hindered bases and how are they different from neucleophiles and bases

IIT,

2 5368

what acid present in milk

17 20933

why xylene use in saturated polyester resin

1 6638

why are take potassium hydroxide molecular weight in total amine calculation

1 4468

why is wick needed to burn a candle ?

3 5585

what is hollfman degradetion

4 13065


Post New Organic Chemistry Questions

Un-Answered Questions { Organic Chemistry }

why use of sulfuric acid in roi test in pharmaceutical industry

2448


Why do we use vaccum in Loss on drying test?

1646


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

561


In order to avoid the pyridine catalyst use in many synthesis which is harmfull to environment, which catalyst can be used....?

2362


sir, what does happen ............? naphthal+benzene(or)toluee........> ?

2140


why we need to synthesize impurities of midazolam

2216


Explain the process of obtaining Protactinium from its primary sources and its purification methods.

613


seminal on pyrimidine

2149


Describe the historical significance of Protactinium's discovery and its naming.

600


Actinium has potential applications in cancer treatment. Could you elaborate on how Actinium-225 is used in targeted alpha-particle cancer therapy?

617


Actinium is part of the actinide series. Could you explain the significance of this series and its placement in the periodic table?

572


Can we consider in purity angel

1783


I need organic mixture analysis viva questions & answers

6237


Protactinium-231 decays to Uranium-235. How is this decay used in radiometric dating and the determination of geological ages?

523


What is the difference between cracking, pyrolysis, destructive distillation, hydroforming, carbonization and dry distillation?

9753