Chemistry Interview Questions
Questions Answers Views Company eMail

what is lithipone?

Dr Reddys, ONGC, Reddy Labs, Lupin, Jubilant,

6 17015

what is redox potential of an organic compound?

Reddy Labs, Lupin, Glenmark, Dr Reddys,

2 14346

what is saponification of oils?

Indian Potash Limited, Cipla,

2 13162




How 'salting out' process is used in extraction?

PH.D Interview,

2 14891

What are geometrical isomerism? Explain them with an example?

PH.D Interview,

1 10935

Mention the factors affecting solubility of compounds?

PH.D Interview,

9 12644

NH2-CH2-COOH belongs to what structure?

Dr Reddys,

11 22676

what are ligases?which type of reactions they will catalyse?

1 5206

what happens when aminoacids react with alcohols?

Reddy Labs, GVK, Pharmaceutical, GVK Biosciences,

3 13670

what is the difference between coordinate covalent bond and covalent bond?

Flamingo Pharmaceuticals,

9 27971

what are the 4 classes of unsaturated fatty acids?

Snowcem Paints, College School Exams Tests,

1 4050

why the atomic weights are in fractions?

1 5622

Which is useful in the manufacture of Insectisides?

RR Enterprises,

2 5115

The Name Benzene was Proposed By?

GVK, Cipla, Torrent Pharma,

22 18973

Number of Sigma Bonds Present in Benzene are same as ..?

Cipla,

13 16406







Un-Answered Questions { Chemistry }

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

525


Cholesterol is a compound suspected of causing hardening of the arteries. The formula of cholesterol is C27H46O. a. A sample of cholesterol is isolated from the arterial lining of a 60-year-old American male. What is the formula of this compound? b. Cholesterol is extracted from a chicken’s egg. What is the formula of this compound?

2030


What is rs test why we are performing rs test?

32


what is %labelled amount in content uniformity of dosage unit and its calculation?

3839


what is the purge flow & how to calculate

1355






Name the 4 physical states of matter?

1


What is similarity factor?

23


What is dextro-rotatory and levo-rotatory?

27


why we are using benzene, anyline in acetic anhdride assay titration method?

979


Why perchloric acid used for potentiometric titration

1478


Explain substituted hydrocarbon?

21


What is the reaction that occurs during the titration?

98


What are constituents of brass?

22


EXPLAIN THE CALCULATION PART OF AN KF TITRATOR CALIBRATION WITH SUITABLE EXAMPLE

1489


How will you calculate how many moles of glucose present in 320 ml of 5.0 m of glucose solution?

34