The indigestible carbohydrate,which is also a constituent of our diet,is

Raffinose is

$\alpha-D$-glucose and $\beta-D$-glucose differ from each other due to the difference in the configuration of one of the carbons.

The specific rotation of the equilibrium mixture of $\alpha-D-$glucose and $\beta-D-$glucose is ......... $^o$.

An invert sugar is

$D-(+)-\text{Glyceraldehyde} \xrightarrow[(ii) H_2O/H^{+}]{(i) HCN, (iii) HNO_3}$
The products formed in the above reaction are