In describing structure of benzene, by molecular orbital treatment, either MOT or VBT explains its structure?2 3835
What is conjugated system?3 3428
What is the mechanism for sulphonation of benzene by oleum?1 5712
What is the effect of halogen on reactivity of benzene ring and what is the reason for decreasing reactivity?3 5204
What are the least number of pi electrons possible in an aromatic compound.3 4009
What is difference between anti-aromatic and non-aromatic compounds?5 18193
Which organic compound is used as a fuel in jet air crafts? a. 100 octane b. 90 octane c. Kerosine oil d. Diesel oil4 4712
15% Naoh molarity in a given 1liter of soluton2 6566
What is the difference between PVC and uPVC plastic?4 6067
How we can differentiate between oxalic acid and tartaric Acid?5 10398
what Mean By Organic Chemistry3 3919
we shall use Dichloromethane in last stage of API.2135
(CH2)n + nO2. ---->Co2 + nH2O + energy what is this mean with details
What is the organic structure of cetearyl alcohol?
Explain Thiele's structure for benzene. What is the difference between thiele's structure and modern structure (resonance hybrid) of benzene?
why in uv calibration in Limt of absorbance parameter specific absorbance is calculated only for selected wavelength
Explain the some importance of organic chemistry?
why we not use caffeine at 205nm for hplc calibration?
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?
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
What is the difference between cracking, pyrolysis, destructive distillation, hydroforming, carbonization and dry distillation?
whether ter weight is require when doing the water standerdisation
HPLC in sequences analysis was taken wrong method and one blank & Standard is running so what to do
How hydrate is forming along with API?
What is the accepted microbial load in APIs as per USP.........?
what things are suitable for investigatory project?
what is NIR wave length