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 13696

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.

2240

what is difference between assayand potency

Hetero,

4 12736

What is the difference between GSC & GLC?

3 26197

pda detector mechanism?

DKR, Teva Pharmaceuticals,

1 4037

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

1 3181

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

Reddy Labs,

4 10143

Which halogen element is used in halogen light?

1 4418

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

3 11213

give clarity of linearity and range in method validation

2481

how do we get usp reference standard potency?

Ind Swift Laboratories, MSN Pharma,

1 4401

what is the origin to prepare standard operating procedure

2409

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

1 10721

why water factor is near about 5.0 in kf titration?

Claris Lifesciences, Indchemie Health Specialities,

3 14178

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

Torrent Pharma,

1 5569

Un-Answered Questions { Chemistry }

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

2085

Why purity angle should be less than purity threshold in peak purity

4308

Barc in chemistry

1400

What is polar hcl?

1143

What is the role of a catalyst? : Polymer Chemistry

1070

what is the indicator used?

1078

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

1149

Why there is no bond with 100% ionic character...??

1888

What is the monomer of polyethene?

1231

Why we used in n-butyl acetate water content terminology while in ethyl acetate we used moisture content terminology?

1906

What is kentchin?

1101

what is functionality of polymer? how can we get theoretical and practically?

2575

What is specific conductivity?

1146

what is partion and column chromatography

2478

The rate constant for the second order reaction is 0.54/M.s at 300oC. How long (in sec) would it take for the concentration of NO2 to decrease from 0.62M to 0.28 M? 2NO2(g) 2 NO(g) + O2(g)

2647

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