Question

Whi
Exercises
Exter
1. Us
use of this solution?
th
(H
th
fr
6. Mark T if the statement is true and 'F' if it is false;
(1) Nitric acid turn red litmus blue. (T/F)
(ii) Sodium hydroxide turns blue litmus red. (T/F)
(i) Sodium hydroxide and hydrochloric acid neutralise each other
form salt and water. (T/F)
2. P
U
P
3. E
I
4.
(iv) Indicator is a substance which shows different colours in acid
and basic solutions. (T/F)
(v) Tooth decay is caused by the presence of a base. (T/F)
7. Dorji has a few bottles of soft drink in his restaurant. But unfort
nately, these are not labelled. He has to serve the drinks on the demand
of customers. One customer wants acidic drink, another wants base
and third one wants neutral drink. How will Dorji decide which drinks
to be served to whom?
Di
Ea
1. State differences between acids and bases.
2. Ammonia is found in many household products, such as
cleaners. It turns red litmus blue. What is its nature?
3. Name the source from which litmus solution is obtained White
4. Is the distilled water acidic/basic/neutral? How would you very it?
5. Describe the process of neutralisation with the help of an example​

Answer 1

Answer:

bro kitna bdha question diya hai lol