Question

Exercises
1.
State differences between acids and bases.
2.
Ammonia is found in many household products, such as window
cleaners. It turns red litmus blue. What is its nature?
Name the source from which litmus solution is obtained. What is the
3.
use of this solution?
4.
5.
6.
Is the distilled water acidic/basic/neutral? How would you verify it?
Describe the process of neutralisation with the help of an example.
Mark T if the statement is true and F if it is false:
Nitric acid turn red litmus blue. (T/F)
(ii) Sodium hydroxide turns blue litmus red. (T/F)
(iii) Sodium hydroxide and hydrochloric acid neutralise each other and
form salt and water. (T/F)
(iv) Indicator is a substance which shows different colours in acidic
and basic solutions. (T/F)
(v) Tooth decay is caused by the presence of a base. (T/F)​

Answer 1

Answer:

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