Why ketenes absorb in IR at a very high frequency (2150 cm-1)? – McqOptions

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1.	Why ketenes absorb in IR at a very high frequency (2150 cm-1)?
A.	The inner C is sp hybridized
B.	The more s character in a bond, the stronger it is
C.	Inner C is sp2 hybridized
D.	Inner C is sp3 hybridized
Answer» D.

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