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 the CuSO4.5H20 ,NO. OF Cu attach with water molecules?

IIT,

1 5231

what are UV rays absorbs slightly?

2177

what is the process for separating the components of gunpowder?

2 18460

however ozone is havier than oxygen still ozone is up there in sky why?

1 3973

Why is Francium(Fr) so difficult to react with water?

2181

functional groups present in the darvon compound

2 13890

why we are taking 85 ml of concentrated HCl to prepare 1N Solution

SG Phyto Pharma,

4 119388

Which is more basic?Ethylamine or Acetamide?Why?

7 44879

Which is more basic among pyridiene and piperidene

7 20798

what is the difference between base & nucleophile?

4 7470

what is the valence of nitrogen?

GACL, TCS,

10 15954

who is the king of chemistry?

7 22169

What is diffrence between residue on ignition and sulphated ash?

Aurobindo, Cadila, Dr Reddys, Mylan, Panas Pharmaceuticals, Piramal Healthcare, Remidex, Zydus Cadila,

37 205826

how can standardized of HCl of 0.1 N

7 48984

What is the difference b/w OVI Solvents and Residual Solvents in case of Gas Chromatogaphy and What is its Detection Limit?

Jubilant Organosys, Suven Life Sciences,

8 39293

Un-Answered Questions { Chemistry }

What is importance of pH in the Heavy metal test and How it effect on the test results?

2283

hi, i want last 10 years ongc exam recruitment papers for subject in chemistry ,genaralknowladge.

2803

WHY pKa value is more important than pH value of the mobile phase in HPLC?

1768

Define a hydrogen bond?

1032

Why is acetone used for cleaning viscometer?

1369

Protactinium-234 is an important tool for studying ocean circulation. How is it utilized in oceanographic research?

598

why are measure gas flow " ml " in Gas chromatography

1661

Define hydra?

1064

What is the composition of Barford Reagent?

2129

How is librated iodine estimated?

1088

Explain extraction of ephedrine from a mineral block?

1056

Related substance method equivalency on control sample or spiked sample?

767

How would you describe the orientation of the ligands around the zr center in the homogeneous zirconium catalyst? : Polymer Chemistry

1014

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

4247

acceptance criteria for lod & loq by standard deviation of response and slope??

2591

For More Un-Answered { Chemistry } Questions Click Here