Q.5 Describe the process of neutralization with the help of an example.

6. Mark ‘T’ if the statement is true and ‘F’ if it is false:

(i) Nitric acid turns red litmus blue. (T/F)

(ii) Sodium hydroxide turns blue litmus red. (T/F)

(iii) Sodium hydroxide and hydrochloric acid neutralize each other and form salt and water. (T/F)

(iv) Indicator is a substance that shows different colors in acidic and basic solutions. (T/F)

(v) Tooth decay is caused by the presence of a base. (T/F)