Question

Give any three example of bases. Give any two uses of each of them.

Answer 1

Three examples of bases:
a. Calcium Hydroxide [Ca(OH)₂]:
(i) Calcium hydroxide is an ingredient in mortar, cement and whitewash.
(ii) It is used as a chemical reagent in Bordeaux mixture to protect crops from pests.

b. Sodium Hydroxide (NaOH):
(i) Sodium hydroxide is used in the manufacture of detergents and also in the textile industry.
(ii) It is used at homes as a drain cleaner to unclog the drains.

c. Magnesium Hydroxide [Mg(OH)]:
(i) Magnesium hydroxide is used as an antacid as it is effective in neutralizing acids in the stomach.
(ii) It is also used as a laxative in relieving constipation.