Define the following terms with a suitable example of each :
(a) Antacids
(b) Artificial sweeteners
(c) Anionic detergents
(a) Antacids :
Antacids are substances which remove excess acid and raise pH to appropriate level in stomach.
Example :
(b) Artificial sweeteners :
Artificial sweeteners are agents that add sweet taste to food. They are sugar substitutes as sucrose add to calorie and promote tooth decay.
Example : Saccharin
(c) Anionic detergents :
Anionic detergents are prepared by treating long chain alcohols with conc. to form alkyl hydrogen sulphates which are treated with alkalies to form salt.
Example : Sodium lauryl sulphate