Answer / prashant patil

KBR is IR IN-ACTIVE SBSTANCE. No respons give in 4000 to
400 and also no any respons given in finger print resion.

Answer / nagabhushanam

because kbr is high molecular weight and high polar and mainly ir in -active

Answer / vijayalaxmi

KBR is ir inactive ,do not absorb it radiations, polar compound which gives the absorption rate from 4000cm-1 to 400cm-1.nacl is mostly used as it is cheaper than kbr

Answer / yogi

no functional grops in kbr

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