What are the conclusions drawn from the following during the structure elucidation of glucose.
(i) Glucose ` overset (HI) to ` n- Hexane
(ii) Glucose ` overset(HCN) to ` Cyanohydrin
(iii) Glucose ` overset("Acetic anhydride" ) to` Pentaacetyl derivative.

Explanation

(i) Glucose contain unbranched chain of six carbon atoms.
(ii) Glucose contain carbonyl group.
(iii) Glucose contain 5 hydroxyl groups.