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

Answers were Sorted based on User's Feedback



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

Answer / ankur dwivedi

It has no absorption in IR region, hence it does not
interfere in IR spectrum.

Is This Answer Correct ?    10 Yes 1 No

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

Answer / gk

what about KCl

Is This Answer Correct ?    1 Yes 0 No

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

Answer / aditya

KBr is an ionic compound so we use in the formation of pellet
on the other other hand it should be dried before using because it is hygroscopic nature at room temparature
KBr had Zero Dipole moment beacuse of it's iomiic nature

Is This Answer Correct ?    1 Yes 0 No

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

Answer / s.ramakrishna

kbr is ir inactive,it does not shows any peaks in ir region and no response gives in 4000 to 400cm- and also kbr shows better resolution than kcl

Is This Answer Correct ?    2 Yes 1 No

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

Answer / ankur dwivedi

Yea ....one can use KCl also. As it is also alkali halide and it does not absorb in IR spectral range.

Is This Answer Correct ?    1 Yes 1 No

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

Answer / falguni

Above ans is completely right...in addition KBr does not react with sample

Is This Answer Correct ?    1 Yes 2 No

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

Answer / sudheer ra chem

Kbr is being alkali halide it melts very easily on crushing but other alkali halide not like this that's why we choose kbr....

Is This Answer Correct ?    1 Yes 2 No

Post New Answer

More Analytical Chemistry Interview Questions

What is the function of end capped column?

5 Answers   Cipla,


why SGF media used for dissolution . What is the use of it .can we use other media of lower pH instead ot this?

1 Answers  


why we are adjusting the ph in buffer solution preparation

2 Answers  


what is the difference between hplc and uplc?

5 Answers   Fresenius Kabi, Mylan,


in hplc chromatogram started from left to right and in uv spectrum started from left to right

0 Answers  






Why sodium hydroxide used for maintain pH of phosphate buffer

0 Answers   Medicamen Biotech,


For LOD and LOQ determination which method is accurate? (slopemethod or s/n ratio method)

4 Answers   Reddy Labs,


why are using toluene in uv calibraion in resolution performance

2 Answers   MSN Pharma,


how peak can be sharp in hplc when it is come flat

6 Answers   Graviti Pharmaceuticals,


WAHT IS THE ELUTION ORDER IN GAS CHROMATOGRAPHY?

3 Answers   Micro Labs,


What is Temperature ?

2 Answers   Reddy Labs,


why we are use metthanol variously in kfr?why don't use other solutions?

4 Answers  


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)