Which statements are correct about the reactions?
D-Glucose `overset(NaCN//HCN)(rarr)`products.
A. The C chain is increased by one C atom.
B. Two isomeric productsm, cyanohydrin and its C-2 epimeric cyanohydrin are formed.
C. Epimers formed in products are in unequal amounts.
D. The presence of stereocentres in sugars cause their `(C=O)` groups to have diastereotopic faces that react at different rates, giving different amounts of diasteremers.
