Which carbon skeleton represents a ketone?
c-c-c-c=0
C-C-C-C-0
C-C-C-C-o
C-C-0-C

None of the options are correct

Explanation:

Ketone is an organic compound with general formula RCOR' ie RC=OR where R and R' are alkyl groups. Example of ketone can be written as:

C—C—C=O—C

c,  ekk

Explanation:

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