Identify the sugar containing $$\alpha, \beta-1,2$$-glycosidic linkage.

What is the freezing point of 1 molal aqueous solution of a non volatile solute?

($$\mathrm{K}_{\mathrm{f}}=1.86 \mathrm{~K} \mathrm{~kg} \mathrm{~mol}^{-1})$$ ($$\mathrm{T}_{\mathrm{f}}^0$$ for water $$=0^{\circ} \mathrm{C})$$

How many particles per unit cell are present in $$\mathrm{BCC}$$ structure?

Identify ferromagnetic element from following.