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

why KF factor is between 4.5 to 7.5 mg/ml ? why ? why sometime pyridine is used in analysis like in raw material solvent like acetone etc?

Aurobindo, GVK, Sohan Healthcare,

11 72071

Acid value defination is numbber milligrams of KOH required to nuetralise the acid present in one gram oil & fats but why not use NaOH for nuetralisation?

5 11929

what is the importance of peak purity in HPLC and how we can calculate through manul(not software)?

Neuland,

4488

What is the Column Endcaping in HPLC ?

Aptuit Laurus,

3 15310

When performing Moisture content how to you say only Methanol react with water not product Explain?

Orchid,

2 10366

why lead acetate s used in the Limit test of Arsenic? what role Lead Acetate plays????

1 17846

give me method of calculating co relation of coefficient for HPLC,SOR & ANY OTHER

1 4012

difference between pH & pOH ?

4 22178

why Nacl solution called as brine solution?

Infosys, ION Solutions,

3792

why is wick needed to burn a candle ?

3 5709

what is hollfman degradetion

4 13238

who is the father of sterio chemistry

GVK,

4 8516

what is purine metabolism

1 4928

what r the reasons to get peak telling?

Cipla,

6 16509

What is hybridyzation ? How can i find that which type hybridyzation in perticular compound like in CH4(hy is sp3).

1 4186

Un-Answered Questions { Chemistry }

Why Ethanol is Used for Standardization of GC Head space?

4231

what you do when compound having dwel wavelength?

750

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

3035

why using HCLO4 in potentiometry?. what are the chacterestics of HCLO4.

3693

What are the primary considerations in extractables and Leachables ?

2275

Is cyclotetrane aromatic?

1288

Why six unit used for precision?

1351

The reaction of an acid with an alcohol to form an ester and water. What is the process?

1026

Which organic compound is used as a fuel in jet air crafts?

1250

in OSD forms require to use gas chromatography?

834

What is the role of silver sulphate?

1115

What is the chemical composition of fat in human body?

1125

What is stepping ripple and step accuracy

1186

What are the factors which affect corrosion? : Electrochemistry Corrosion

922

What is meant by transmittance?

1081

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