I just need some hints on how to get started on these questions ...
Using glucose:
a. Draw the two cyclic forms and label as alpha or beta
b. Draw the open ring (straight chain) form and label. Use Fischer projection and label as either D or L
c. Draw the enantiomer of (b) and label it using D or L designations
d. Draw a diastereomer of (b)
e. How many chiral carbons are there in glucose? Id entify them in drawing for part (b)
f. Is this a reducing sugar? Why or why not?