Organic Chemistry Interview Questions
Questions Answers Views Company eMail

Give the structure of the product obtained when benzene is acylated with succinic anhydride in the presence of AlCl3?

2 6133

Explain about nucleophilic, electrophilic and free radical substitutions?

Bombay Tablet,

1 5209

What is the difference between torsional strain and steric hinderance?

2 6657




what is the Difference between conformational isomers and configurational isomers ?

2 19459

What is the difference between chiral center and chiral carbon ?

1 3668

What is a proteic unit?

TCS, Granules India, IGCAR,

1402

What is a repartition coefficient?

1012

What does the Rasmol stand for?

1 3750




Explain Williamson Synthesis Reation ?

4 5808

How would you separate naphthalene and benzoic acid in an ethyl acetate solution?

1 2771

Why Dissolving and then reforming crystals can improve their purity?

Orbit Corporation,

2 8468

How to synthesize methylene bisthiocyanate using CH2Cl2 and NaSCN?

1562

What is the use of N,N-Dimethyl Acrylamide ?

1 1916

What is a semi-benzene?

2 3778

What is the complex that forms due to interaction between NaBH4 & aceticacid?

3 3763


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Un-Answered Questions { Organic Chemistry }

Arrange the following in their increasing polarity order Carboxylic acid, hydroxyl, phenyl, amino and aldehyde

336


discuss the diffrent types of chromatography and their uses. In not more than 10 papers oc not less than 8 papers

804


I need organic mixture analysis viva questions & answers

2192


hi, i want last 10 years ongc exam recruitment papers for subject in chemistry ,genaralknowladge.

1568


FDA MHRA

1263






Suppose we prepared pH buffer solution in lab.and calibrate against NIST solution, and same shall going to used upto 30 days. is it possible to stable pH and appearance? suggest?

597


Assuming that the density of the solution is the same as the density of water (density of water=1.000g/ml), calculate the mass of water for both reactions using: mass of water = Volume of water Density of water. Mass of water =

1170


why use of sulfuric acid in roi test in pharmaceutical industry

650


What is the accepted microbial load in APIs as per USP.........?

1176


Active Ingredients in septilin ??

387


how do you make a amine sugar

1059


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

748


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

951


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

525


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

3649