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 are the primary standards of redox titrations?Name any two.

Laurus,

2 9354

In the isomers,enantiomers give the only physical properties present such that no chemical properties present.

Laurus,

2275

mode of absorption in alimentary canal?

Sun Pharma,

2440

why we calibrate ph meter and balance daily.....but hplc and uv requires quaterly?

Apotex, UPL,

5 21748

why we are use metthanol variously in kfr?why don't use other solutions?

4 13006

when we use capillary and packed columns in gc

Rakshit Drugs,

4 10840

what is the difference between IR and FTIR instrument analysis

2 13186

how can give the expiry period and restadardisation of volumetric solution

Meenaxy Pharma, SRF,

2652

What are the different types of columns used in HPLC

Wockhardt,

3 13296

In HPLC when we use Isocratic method, Gradient method in hplc?

Pharmaceutical,

8 22798

Any molecule is filing for ANDA purpose, what are the dissolution requirements / specifications needed ?

IPCA,

1 6447

What is Endcapped Hplc column

2 9766

Why we more noise in PDA detector compared to UV detector?

Aurobindo,

1 11781

if the purity is 99.9%,is need to do assay?

Reddy Labs,

3 15274

How to do acidity alkanity test ofsodium chloride

1 4562

Un-Answered Questions { Chemistry }

What are the factors that affect the viscosity of a liquid?

1073

how you confirm the assay method?

834

why in uv calibration in Limt of absorbance parameter specific absorbance is calculated only for selected wavelength

2770

Why use only methanol,used determinationof moisture content not use other solvents

1463

What is bed worth rule? : Electrochemistry Corrosion

1096

In HPLC (Waters) software Empower1,2 &3 what is the updation for each version

3098

What is shaking level in GC?

845

Why only 1.2 million lux hours require in photostability study?

1108

What is difference between LVT and RVT Viscometer?

7164

What is the composition of ferroin?

1153

Define electro plating and electroless plating? : Electrochemistry Corrosion

1118

about method developement in hplc

1768

how to calculate elemental impurities?

1093

What is fluidity of a liquid?

1137

we are performed SOR for a particular product the limit is -6 to -10.We face particular bathes it is not meeting the specification.we performed diffrent instrument diffrent analyst we are getting diffrent diffrent results.solvent is dimethyl sulfoxide what could be the reasion

1937

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