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

Which Zone of our country like conducting of Stability studies(Accelerated & Long term stability studies)as per ICH guidelines.

4 13474

Can a Nascent Hydrogen be used for fuel cell without damaging the equipment and if so how good would it be compared to other type of hydrogen.

2181

what is difference between assayand potency

Hetero,

4 12546

What is the difference between GSC & GLC?

3 26027

pda detector mechanism?

DKR, Teva Pharmaceuticals,

1 3958

Three products in gaseous form that is obtained in fractional distillation of petroleum.

1 3094

in uv visible spectroscopy calibration why we are using potasium dichromate and tolune

Reddy Labs,

4 9981

Which halogen element is used in halogen light?

1 4324

why in hplc peaks are in positive side(it means upside) not in negative side?

3 11083

give clarity of linearity and range in method validation

2420

how do we get usp reference standard potency?

Ind Swift Laboratories, MSN Pharma,

1 4318

what is the origin to prepare standard operating procedure

2329

why we are using sodium,potassium phosphates for mobile phase preparation?

1 10640

why water factor is near about 5.0 in kf titration?

Claris Lifesciences, Indchemie Health Specialities,

3 14026

Why 1800 ml of dissolution media used In Carbamazepine ER USP Tablets But other drug only 900 ml Media Used ?

Torrent Pharma,

1 5482

Un-Answered Questions { Chemistry }

How Many grams of solid iodine are produced by the decomposition of 25.4g of hydrogen iodine gas?

3019

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

1979

Cholesterol is a compound suspected of causing hardening of the arteries. The formula of cholesterol is C27H46O. a. A sample of cholesterol is isolated from the arterial lining of a 60-year-old American male. What is the formula of this compound? b. Cholesterol is extracted from a chicken’s egg. What is the formula of this compound?

3178

how we can identify the impurity is coming below loq at transfering site?

872

why holium oxide prepared in 10% HCLO4 SOLUTION

1462

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

3035

what is difference in ods I ods II is this is realy from sorbent / packing characteristics or from other means

1972

How to find peaks in ftir chromatography

1677

How to calibration of the uv spectroscopy and its test?

1196

what is difference b/w "regio selectivity" & "sterio selectivity"

2439

Which are the diffrent grades of api in pharma?

770

What is the role of silver sulphate?

1118

why require to do water content for drug product?

827

What are filters? Why are they used?

1096

State lambert’s law.

1205

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