The diagram shows some reactions of butanol. [Figure showing butanol structure and reaction pathways for complete combustion, incomplete combustion, reaction with ethanoic acid, and reaction with acidified potassium manganate(VII).] H H H H | | | | H—C—C—C—C—OH | | | | H H H H complete combustion to gas A and liquid B incomplete combustion to liquid B and gas C heat with ethanoic acid to liquid B and organic liquid E acidified potassium manganate(VII) to organic liquid D

1. (a)A, B and C are different compounds. Identify by name A, B and C. A B C[3]
2. (b)Name and draw the structure of D. name structure[2]
3. (c)Name and draw the structure of E. name structure[2]

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