The commonest disaccharide has the molecular formula?

The glucose has the molecular formula?

Lactose has the same molecular formula as:

Ethane with the molecular formula C_2H_6 has

Ethane with the molecular formula C_2H_6 has

A disaccharide consist of two alpha -D glucose units.Identify the disaccharide and give its molecular formula.

Pantane has the molecular formula C_5H_12 .It has