Question

IS
6. Both acids and bases change colour of all
indicators.
Tick (/) the correct option:
1. The taste of acid is:
(a) bitter
(b) sour
(c) salty
(d) Sweet
2. The strongest acid is:
(a) sulphuric acid
(b) hydrochloric acid
(c) acetic acid
(d) nitric acid
3. Which of the following is not an indicator?
(a) Lemon
(b) China rose petal's
(c) Beet
(d) Turmeric
4. The chemical formula of common salt is:
(a) CaCO3
(b) CaCl,
(C) HCl
(d) Naci
5._________________
produce hydroxyl ions in water:
(a) Alkalies (b) Bases (c) Acids
(d) Salts​

Answer 1

Answer:

1 (salty)

2(sulphuric acid)

Answer 2

Answer:

1. sour

2.hyadrochloric acid

3. china rose Patel's

4. NACL