How many of the following cannot show tautomerism ? acetophenone, acetaldehyde, cyclohexanone, acetylacetone, benzoquinone, acetone , benzaldehyde, butanone, ethyl acetoacetate.

How many of the following cannot show tautomerism ? acetophenone, ace

1.	How many of the following cannot show tautomerism ? acetophenone, acetaldehyde, cyclohexanone, acetylacetone, benzoquinone, acetone , benzaldehyde, butanone, ethyl acetoacetate.
Answer» SOLUTION :TWO, i.e., BENZOQUINONE and BENZALDEHYDE.