Organic Chemistry Interview Questions
Questions Answers Views Company eMail

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

873

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

Hetero,

1 2987

what is the difference between sulphated ash and ROI

Alembic, Divis Laboratories, CTX Life Sciences, USV,

1 5432




benzoic acid is a weaker than para nitro benzoic acid

6 19970

How hydrate is forming along with API?

Actavis,

954

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

2 2849

naphtha and hexane mixture can be used a fuel or not

Jubilant Organosys,

1063

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

SGS, Jubilant Organosys, Jubilant, ECOlogics,

9 9847




how do you make a amine sugar

Reddy Labs, Al-Manhal,

1038

give an example of secondary standard (solution).

1 3311

why we are adding sulpuric acid in residue on ignition

Aurobindo,

2 5984

what is mean by 21 cfr

1 3973

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 1880

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

MSN Pharma,

3 3887

Which form of Sucores is harmfull to humans ?

1001


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Un-Answered Questions { Organic Chemistry }

What is use of acetonitrile compare to methanol in RP-HPLC Method development?

508


what things are suitable for investigatory project?

1417


hi i am siva icompleted m,sc in organic chemistry in 2008&working as alecturer can u send me the interview qusetions with answers . i expected that i got 135 - 140 marks is there any chance to get selection my interview is on may 7th 2010

742


What is the difference between the photochemical reaction and photo-dynamic reaction?

1238


what is the purpose of using cyclhexane in synthesis?

2148






why use of sulfuric acid in roi test in pharmaceutical industry

575


what are stereomers? how are they classified?

1959


how to prepare the 0.001M tio2

1061


Assuming that the density of the solution is the same as the density of water (density of water=1.000g/ml), calculate the mass of water for both reactions using: mass of water = Volume of water Density of water. Mass of water =

1144


wtat type quations will be sak in ongc exam?

1806


What is a repartition coefficient?

982


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

776


FDA MHRA

1231


why we need to synthesize impurities of midazolam

975


what are the differences between assay procedures and estimation in chemical analysis? also what is the equivalent factor that we consider in assay analytical procedures?

624