Question

Question re: oxidation reactions

Answer 1

\((can't~be~oxidized~further) ketone\rightleftarrows \underbrace{\large alcohol}\rightleftarrows aldehyde \rightleftarrows carboxylic~acid\)
start from here

Answer 2

this is what I have for the first one

Answer 3

for D:

Answer 4

B:

Answer 5

I cant figure out E or C

Answer 6

b would go from aldehyde to alcohol not straight into an alkane
c goes to an aldehyde
e can't be oxidized because it's already a tertiary alcohol (no free hydrogens)