(a(i))[1]
Give one advantage of fermentation when compared with Method 2.
(a(ii))[1]
Give one disadvantage of fermentation when compared with Method 2.
(b(i))[1]
State the name of the product that causes the litmus to turn red.
(b(ii))[1]
State the type of reaction that ethanol takes part in when it reacts with acidified potassium manganate(VII).
(c(i))[1]
Name the ester produced in this reaction.
(c(ii))[1]
Draw the structure of the ester that is formed. Show every atom and every bond.
(d)[2]
Name the type of attractive force present in each substance that accounts for the difference in melting points.