Question

C. Answer in a few words only.

1. Name the source of litmus.

2. What happens when phenolphthalein is added to (a) acid (b) base?

3. What causes acidity in our stomach?

4. What will happen if we touch the strong acid with our hands?

5. Is a salt acidic or basic?

6. What are the acids obtained from the living beings called?

7. Which gas is produced in the reaction of an acid with a metal?

8. Write down the common names of the following:
NaOH, KOH, Mg(OH)2, Ca(OH)2 SO​

Answer 1

Answer:

1:lichens

2:turns colorless in acid and pink in basic solutions

3:Eating a heavy meal

4: It cause damage in the form of a burn.

5:Basic

6:organic acids

7:hydrogen gas

Answer 2

Explanation:

haramzade

saale

kutte

bhosdiwale

this are answers