Why KBr pellet is used in IR?

Answers were Sorted based on User's Feedback



Why KBr pellet is used in IR?..

Answer / rajshree v. kasture

As KBr is IR inactive and less reactive

Is This Answer Correct ?    37 Yes 4 No

Why KBr pellet is used in IR?..

Answer / mahi

because kbr is no any
peak in the rang of 400
to 4000.

Is This Answer Correct ?    16 Yes 1 No

Why KBr pellet is used in IR?..

Answer / amol pardeshi

KBr USED, WHICH SHOULD BE SPECIFICALLY OF SPECPURE GRADE ,
IS TRANSPARENT TO IR RADIATION AND DOES NOT HAVE ANY KNOWN
MODE OF VABRATION IN IR REGION OF 4000-400cm-1.

Is This Answer Correct ?    10 Yes 1 No

Why KBr pellet is used in IR?..

Answer / pramod s

Because KBr is IR absorbant so no any interferace in
sample in range between 4000 cm-1 to 400 cm-1 as well as
make a thin pellet.

Is This Answer Correct ?    5 Yes 0 No

Why KBr pellet is used in IR?..

Answer / suresh

Kbr is chosen because it is transparent in the IR region
i.e do not have any peaks in the IR region.

Is This Answer Correct ?    5 Yes 1 No

Why KBr pellet is used in IR?..

Answer / selva

though both ans seems ok but what i feel is KBr shows no
Background correction.and no interaction with sample matrix.

Is This Answer Correct ?    5 Yes 2 No

Why KBr pellet is used in IR?..

Answer / lakshmi

KBr shows zero absorbance and high transmittance

Is This Answer Correct ?    3 Yes 0 No

Why KBr pellet is used in IR?..

Answer / kuchela rao athota

KBr do not react with any other compounds and it will gives better resolution compare to KCl

Is This Answer Correct ?    1 Yes 0 No

Why KBr pellet is used in IR?..

Answer / ramalingeswararao

KBR TRANSMITTANCE NIL AND KBR IS ALSO A PRIMARY STANDARD .

Is This Answer Correct ?    2 Yes 2 No

Why KBr pellet is used in IR?..

Answer / vkm

Kbr is inert compound

Is This Answer Correct ?    0 Yes 0 No

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