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

viod volume and dead time

Oxygen Healthcare,

7 21682

when are the result of sbi clerical come

2438

What is the oxidation state of Cr in CrO5?

DS Group, Reddy Labs,

13 32161

Sir, please give me previous year question paper for RRB for the post CHEMICAL AND METALLOGICAL ASSISTANT.

RRB,

2723

how convert toludin in benzoic acid

Cadila, Practical Viva Questions,

3 9046

What is the octane number range of te petrol used in India ? 1)90-95 2)90-99 3)80-90

Indian Railways,

8 20184

there are how many numbers of sigma and pi bonds in borazine (inorganic benzene)?

7 14086

what is the pH of benzene?why pH is not below 1

6 21441

why carbon is not heterocyclic compound?&why oxygen is heterolytic compound?

6 11314

What is Potential Impurities?

Glenmark,

2 7630

What is the Finger Print region

10 50136

How can we separate Acetonitrile from Methanol

Rockwell,

4 9983

i want model written test paper for the post of analyst in IOCL(indian oil corporation ltd) any one pls help me

2739

what is the process to transfer corbonyl group of lignin to phenyle hydrazine?

Arvind Mills,

1 4629

Why we use caffeine for HPLC calibration in Detector wave ength accuracy test

Arvind, Aurobindo, Cipla, Reddy Labs, Shasun Chemicals,

60 203586

Un-Answered Questions { Chemistry }

Why titration in which hcl and h2so4 is use?

1076

if peak get problamatic then what require to do?

807

in OSD forms require to use gas chromatography?

842

why athanol-water mixtuere have maximum viscocity in wt% 40?

1731

Sir, please give me previous year question paper for RRB for the post CHEMICAL AND METALLOGICAL ASSISTANT.

2723

Which type of column should i use to check the purity of high molecular weight protein using HPLC reverse phase column chromatography? Hi everyone. I wanna to check the purity of high molecular weight protein (collagen) with MW of ~130 kDa using a HPLC. I know C18

1925

What are hard waters?

1030

Why is sulphuric acid added during the preparation of standard fas solution?

1047

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

1826

Explain Thiele's structure for benzene. What is the difference between thiele's structure and modern structure (resonance hybrid) of benzene?

5233

Give the others form of iron ore.

1020

What is similarity factor?

1213

What is a proteic unit?

2709

What is the easiest, (Less compound mixtures, basically), way to make coca.. ;)

2328

what is the structure of DOWEX-50

5522

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