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

In chromatograpbic purity 90% is there, in assay 70% is there. How will you prove remaining 30%.

Dr Reddys,

3 8608

about analytical chemistry

Apotex,

1993

formula of petrol?

Biocon, Reliance,

2 5667

What is differences between normality and molarity.in which cases both are used?

GVK,

1 7622

in gas chromatography what is the difference between gas flow rate and average linear velocity ?

USV,

2599

what are the ideal conditions for coloumn storage

Claris Lifesciences, Srikem Laboratories,

3 7315

i want to know about headspace and interview question on headspace

Srikem Laboratories,

1 5534

For water content determination, if the material is insoluble in methnaol and ethylene glycol mono methyl ether, what other diluent can we use.

2001

class of solvent regarding Residual solvent e.g. Acetone his class

1 4155

What is unit of mass defect?

MSC,

1 3114

What is reagent?

BSC, Hygro Chemicals,

4 6212

why we multiply 1000 in the determination of kf factor ?

Stellence Pharm Science,

3 8701

why we measure PH of a solution in PH only why not POH ?

Stellence Pharm Science,

1 5014

What Is the mechanism of pyridine and methanol .what products produce

Alkem Labs,

1 3841

In Dissolution Test why limit is define Q+5% what is the role of +5%.

3103

Un-Answered Questions { Chemistry }

What can be the supporter of combustion except oxygen.

2815

Which is the indicator used in the determination of cao I cement solution?

993

which are the diffrent batches in the pharmaceuticals?

820

write short note on steroids,terpenes,prostagladins,and phospholipids.

6393

What is the use of tlc and hplc? And when and where use?

1160

Home heating oil or furnace oil what is made from? Can (base oil plus diesel/kerosen) = home heating oil?

2184

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

2541

How are pka and strength of a weak acid related?

1041

could negative ions be produced by bombardment process in mass spectrometry?

1781

Explain the function of a monosaccharide?

1046

why we are using hexane in calibration of number of drop per mL

1736

what are the role of chemistry education in sustainable development

2589

Define a hydrogen bond?

1034

why athanol-water mixtuere have maximum viscocity in wt% 40?

1729

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

3035

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