Question

Пск (0
17 Substances having sour taste and turns blue litmus red are called
(a) Acids
(b) Bases
(c) Salts
(d) Water
2. Substances which furnish hydronium ion in the solution are calle
(a) Acids
(b) Bases
(c) Salts
(d) Water
3. Acid used in eye-wash is:
(a) Carbonic acid
(b) Acetic acid
(©) Benzoic acid
(d) Nitric acid
4. Acid which is used as a source of vitamin Cis:
(a) Citric acid
(b) Carbonic acid
(c) Boric acid
(d) Tartaric acid
Fill in the blanks:
are used to identify the nature of substances.​

Answer 1

Answer:

Explanation:

1.(a.).acids.....

2.(a)acid...

3.(c)benzoic acid..

4.(a)citric acid..

Answer 2

Answer:

1)a)acids

2)a)acid

3)boric acid

4)a)citric acid