Organic Chemistry Interview Questions
Questions Answers Views Company eMail

why should mostely use KH2PO4&K2HPO4 in HPLC?

GVK, Dishman,

1 4557

i have 5liter 98% h2so4 now, i want to convert it in 92% by adding water....so...howmuch water i have to add ?

Infosys,

2 4338

can you separate isomers by using column chromatography?

2 4867




what happen when aminoacids react with alcohol

GVK, Reddy Labs,

1 4120

what is a primary standard? what is a secondary standard solutions?

Practical Viva Questions,

1 4053

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

1073

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

Asian Paints,

1422

why watermelon is red

4 3983




what is the identification test for sodium tertiary butoxide

Cipla,

1 3660

what is iupc name citric acid

3 3633

wahat is name about ch3ch3ch3

4 8278

wahat is name about ch3ch3ch3

Cipla,

2 4936

How do you get an observed rotation over 360 degrees by using a polarimeter.

1 2277

For all impurities characterization data is required ? If Require please Explain which type of Impurities we have to do?

1 2182

Which charcoal is used to decolourise the raw sugar?

Reddy Labs, Maxim Pharmaceuticals, MSN Pharma,

2 8380


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Un-Answered Questions { Organic Chemistry }

how much time require for day to prepare the ongc exam for evarage student?

1791


(CH2)n + nO2. ---->Co2 + nH2O + energy what is this mean with details

248


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 =

1270


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

8157


what is the purpose of using cyclhexane in synthesis?

2342






naphtha and hexane mixture can be used a fuel or not

1183


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?

692


wtat type quations will be sak in ongc exam?

1924


why are prepare daily working standard in ft ir

1550


what are stereomers? how are they classified?

2108


write short note on stero electronic factor, steric control factor and product control factor

914


GIVE FTIR SAMPLING ASSESORY NAME.

1115


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

1037


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

1386


we shall use Dichloromethane in last stage of API.

1802