Chemistry Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

General Chemistry (478)
Chemistry AllOther (190)

Chemistry Interview Questions

Questions Answers Views Company eMail

What is the difference between EMF and Voltage?

8 19019

In the calculation of calorific value of any fuel why the latent heat of vap. of water is taken as 587 kj/mol whereas actually it is 540kj/mol?

2336

what is the defferance between ion and an ion

1 4900

How will you convert a 6 Normal solution to 8 Normal solution?

Reddy Labs,

17 42507

What is difference between Base and Nucleophile?

8 30533

What is more polar hexane or cyclohexane. Why?

4 26389

seminal on pyrimidine

2188

why do u get different drug release while doing calibration of dissolution test appratus 1& 2(paddle & basket)?

HDFC, Medrich, Twilight Litaka Pharma,

1 7503

what is the difference between heat and temperature?

4 7853

what is the difference between vector and tensor?

3 7725

2day science says that clouds r formed due to sea(more than 90% sea water in cloud). but when rain starts,,,,the rainy water is sweet while sea (salty)water is salty.....how sea water is converted into sweet water?

1 4280

what is an alloy

2 6284

what is ceramics

2 5835

Which element is nether a solid nor a liquid?

8 10484

what is the use of chemistry in banking

BSRB, Lupin,

1 4048

Un-Answered Questions { Chemistry }

Define ph?

1139

WHAT TYPE OF QUESTION ASK FOR POST SENIOR TECHNICAL ASSISTANT IN DRDO

8088

What is mole?

1079

What is the accrptance criteria in RSD for RS method precision on basis of impurity percentages?

825

The use of vermilion on rubric of the Tartar Relation is confirmed by the presence of three lines attributed to HgS. Why should this diatomic have more than one vibrational line?

2660

What is polar hcl?

1086

AT WHAT CONDITIONS WILL YOU ANALYSE A SAMPLE,WHICH ARE PRESERVED AT OTHER THAN THE AMBIENT CONDITIONS?(ie COLD STORAGE SAMPLES BELOW 20* CENTIGRADE?

2054

Why graphite rod is used in nuclear reactor?

1029

Identify problem faced when mass spectroscopy is used with HPLC system ?

1862

identification is for unknown? qualification for known? reporting for LOQ?

725

why cone formation during dissolution?

783

why does used dry caffien in HPLC calibration?

2032

Which is the best conductor of electricity?

1038

How to decide assay range for non pharmacopeial API analysis by HPLC? Could you give me any reference for same e.g Guidelines or Paper publications?

3355

What is the role of a catalyst? : Polymer Chemistry

1019

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