26. Answer ALL parts of this question. (a) (b) (c) What type of reagent is shown in Figure Q26a? CH3MgBr Figure Q26a (1
Posted: Wed Jul 06, 2022 11:01 am
question. (a) (b) (c) What type of reagent is shown in Figure Q26a? CH3MgBr Figure Q26a (1 mark) Fermentation of sugar can be used to produce impure ethanol. What extra practical step would then be required to isolate purified ethanol? (1 mark) What functional group (i.e. class of compounds) is produced when aldehydes are treated with sodium borohydride? 5 (1 mark) Question 26 continued on page 5...
Continuation of question 26: (d) (i) (e) Draw the structure of the major product formed when propene (Figure Q26d) undergoes a hydration reaction (with water), and name it according to the IUPAC nomenclature. Propene Figure Q26d (2 marks) Explain why this product in part (i) is the Markovnikov product. (2 marks) Why are alcohols less acidic compared to phenols? Draw diagrams to explain your reasoning. (3 marks)
26. Answer ALL parts of this Continuation of question 26: (d) (i) (e) Draw the structure of the major product formed when propene (Figure Q26d) undergoes a hydration reaction (with water), and name it according to the IUPAC nomenclature. Propene Figure Q26d (2 marks) Explain why this product in part (i) is the Markovnikov product. (2 marks) Why are alcohols less acidic compared to phenols? Draw diagrams to explain your reasoning. (3 marks)