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Organic Chemistry Interview Questions
Questions Answers Views Company eMail

How to convert esters to alcohols?

Biocon,

10 13153

How to prepare Paracetmol?

Granules,

1 4605

FDA MHRA

1687

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,

1425

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

1768

how to prepare esters to aldehydes?

Biocon,

7 10127

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

Sun Pharma,

4 6664

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

3 3371

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 2840

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

IIT,

2 3286

what acid present in milk

17 11592

why xylene use in saturated polyester resin

1 5035

why are take potassium hydroxide molecular weight in total amine calculation

1 3066

why is wick needed to burn a candle ?

3 3421

what is hollfman degradetion

4 10031


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Un-Answered Questions { Organic Chemistry }

Define the term distribution coefficient in organic chemistry.

226


which question ask me in grasim in inerview?

1334


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

1365


How do you explain the different solvent power of water and other organic solvent?

1730


wtat type quations will be sak in ongc exam?

2222






Is benzene aromatic?

256


Explain Thiele's structure for benzene. What is the difference between thiele's structure and modern structure (resonance hybrid) of benzene?

4205


why we need to synthesize impurities of midazolam

1365


seminal on pyrimidine

1324


chlorination of methane is possible and a mixture of products are obtained. Is flourination and Bromination of methane is possible?

1204


Is napthalene aromatic?

258


what happens to the unit particles of a solute when it dissolves on a liquid?

1350


Any one is alembic pharmaceutical ltd. On starting to job ?

842


HPLC in sequences analysis was taken wrong method and one blank & Standard is running so what to do

242


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

1697