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

If we do accuracy at same concentration at which linearity planned,what is the need to do linearity separately?

2352

why we use only sucrose in the calibration of polarimeter?

Kilitch,

7 28746

what Mean By Organic Chemistry

3 6223

we shall use Dichloromethane in last stage of API.

Cipla,

3138

What is the Deference between Bulk density & Tap density ?

Hikma Pharmaceuticals, Neuland, Reddy Labs,

2 25873

In burette calibration of Karl fischer Instrument, the multiplication factor 1.00693 is using for how much ml of water dispenced. why

1 4503

which metal is found abundantly in the earths crust??

2 5076

how can we decide the limit of cleaning validation? What is the criteria for it?

Glenmark,

2 13814

What is difference between Related Substance & Impurity Profile?

Jubilant Organosys,

2 51936

Why we are injecting low load standard conc. while analysing Related Substances by HPLC?

3 11391

why wetlab is called as wetlab

6 18161

In UV-VIS spectrophotometer:My diluent is methanol even though i corrected base line for methanol,In my sample scan i found methanol peak.what is the reason?

2 10377

What is the diffrence between the performing of LOD ordinary drying at voven and vaccum method.

Apex,

4 11065

How can we calibrate the burette dispencing capacity in metrorm kf titration calibration

1 6952

how a particular wavelength can be different for a particular compund while analysing by uv and by HPLC.

2369

Un-Answered Questions { Chemistry }

composition of german silver

2391

what is induction on electrical insulators

2366

What is Band broading effect explain

1945

why require to do water content for drug product?

886

if tech transfer fails whay require to do?

898

sop of a uv visible spectrophotometer double beam elico model

5995

how to decide for one product require water content or LOD?

844

if your impurity coeluting with each other in that situation how require to set specification? is it acceptable?

1053

Why is ammonia added? Why is that same amount of ammonia added?

1046

What is the role of stannous chloride?

1427

How do you explain the different solvent power of water and other organic solvent?

2791

How would you decide dissolution medium for NCE compound of class I drug

2318

In IR spectra, generally a molecule vibrates without apply emr or ir light?

2033

Practically why we get negative absorption in UV SPECTROPHOTOMETER when the time of cleaning sample analysis. is negative absorption in Uv valid or not?

2455

Tell me something about Vitamin A test method by HPLC

2728

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