What are the hydrolysis products of (a) sucrose (b) lactose?

Explanation

Both sucrose and lactose are disaccharides. Sucrose on hydrolysis gives one molecule each of glucose and fructose but lactose on hydrolysis gives one molecule each of glucose and galactose.
`underset("Surcose")(C_(12) H_(22) O_(11)) + H_2 O overset(H_3 O^+ "or Invertase")to underset("D-(+)-Gluose")(C_6 H_(12) O_6) + underset("D-(-)-Fructose")(C_6 H_(12) O_6`
`underset("Lactose")(C_(12) H_(22) O_(11)) + H_2 O overset(H_3 O^+ "or Lactose")to underset("D-(+)-Gluose")(C_6 H_(12) O_6) + underset("D-(+)-Gaiactose")(C_6 H_(12) O_6`