(a) Pick out the odd one from the following on the basis of their medicinal properties : Equanil, Seconal, Bithional, Luminal (b) What type of detergents are used in dish washing liquids? (c) Why is the use of aspartame limited to cold foods? OR Define the following terms with a suitable example of each: (a) Antibiotics (b) Antiseptics (c) Anionic detergents