Organic Chemistry Interview Questions
Questions Answers Views Company eMail

sir, what does happen ............? naphthal+benzene(or)toluee........> ?

998

if tis below reaction does happaen means...,what is the end product.......? naphthal + toluene(or)benzene............> ?

Hetero,

1 3176

what is the difference between sulphated ash and ROI

Alembic, Divis Laboratories, CTX Life Sciences, USV,

1 6259




benzoic acid is a weaker than para nitro benzoic acid

7 22260

How hydrate is forming along with API?

Actavis,

1081

If benzene and tolune both can be mixed... what is the boiling point for the mixture and its density...?

2 3047

naphtha and hexane mixture can be used a fuel or not

Jubilant Organosys,

1185

What is the range of UV & vis lamp in spectrophotometer. Dhaval patel

SGS, Jubilant Organosys, Jubilant, ECOlogics,

9 10493




how do you make a amine sugar

Reddy Labs, Al-Manhal,

1165

give an example of secondary standard (solution).

1 3502

why we are adding sulpuric acid in residue on ignition

Aurobindo,

2 6384

what is mean by 21 cfr

1 4234

Is LOD and LOQ values differ for different substrat (eg milk, tissue, egg etc.) for same compound (eg pesticide flumethrin)in same instrument(eg GC)?

Pharmaceutical,

1 2218

Does we get same value by LOD and KF titeration of a single sample

MSN Pharma,

3 4179

Which form of Sucores is harmfull to humans ?

1140


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Un-Answered Questions { Organic Chemistry }

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

1665


how do you make a amine sugar

1165


Suppose we prepared pH buffer solution in lab.and calibrate against NIST solution, and same shall going to used upto 30 days. is it possible to stable pH and appearance? suggest?

692


In order to avoid the pyridine catalyst use in many synthesis which is harmfull to environment, which catalyst can be used....?

1037


wtat type quations will be sak in ongc exam?

1924






chlorination of methane is possible and a mixture of products are obtained. Is flourination and Bromination of methane is possible?

875


What precaution u take when doing rs preparing

897


Which form of Sucores is harmfull to humans ?

1140


What is the difference between cracking, pyrolysis, destructive distillation, hydroforming, carbonization and dry distillation?

8162


what is stero electronic factor.2 what is steric control factor and what is product control factor

988


Any one is alembic pharmaceutical ltd. On starting to job ?

514


discuss the diffrent types of chromatography and their uses. In not more than 10 papers oc not less than 8 papers

897


write short note on stero electronic factor, steric control factor and product control factor

915


How to synthesize methylene bisthiocyanate using CH2Cl2 and NaSCN?

1670


what are stereomers? how are they classified?

2108