Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...


why deutiriated chloroform used in NMR for sample
prepration. what reaction takes place.give reasons



why deutiriated chloroform used in NMR for sample prepration. what reaction takes place.give reason..

Answer / vani

1)deutirIUM will not give nmr signal.
2)Here proton exchange reaction takes place b/w the
chloroform(CHCl3)and the analyte protons.If deutirated
chloroform ie CDCl3 is used, it is easy to locate the
position of proton in the analyte which is exchanged with
the D in the
deutirated chloroform.

Is This Answer Correct ?    11 Yes 2 No

Post New Answer

More Analytical Chemistry Interview Questions

How do you show that equal quanitities of two isomers provide the same response using a PDA

1 Answers  


how to prepare working standard in our laboratory aganist reference standard ?

4 Answers   Merit Biolabs, Unichem,


why we are using polystyrene film for calibration of I.R spectroscopy?

12 Answers   Abbott, Andhra Organics, Intas, Kemwel, Reddy Labs, RRR, Veritas, Zydus Cadila,


Why do we need GC instead of HPLC? or Why do we need HPLC instead of GC?

4 Answers  


which light is used in FT-IR spectroscopy

6 Answers   Hetero,


Shall i use a same hplc column for two different products.?

3 Answers  


How will you select mobile phase in HPLC Method Development

4 Answers  


Why dissolution apparatus having 8 jars ?

5 Answers  


how can I make the copper get white bye any salt or acit?

0 Answers  


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

4 Answers   SG Phyto Pharma,


What are the concentration limit for class-1 residual solvents in ICH ?

1 Answers   Lupin,


Why KBR is used in IR for preparation of pellete, why it shows zero dipole moment

7 Answers   GVK,


Categories
  • Organic Chemistry Interview Questions Organic Chemistry (342)
  • Inorganic Chemistry Interview Questions Inorganic Chemistry (123)
  • Analytical Chemistry Interview Questions Analytical Chemistry (1387)
  • Physical Chemistry Interview Questions Physical Chemistry (62)
  • General Chemistry Interview Questions General Chemistry (478)
  • Chemistry AllOther Interview Questions Chemistry AllOther (190)