Question

Q.1:- MCQ type question: 1*5=5

I) Dissolution of acid or base in water is-

a)Exothermic b) Endothermic

c)Violent d)None of these

II) Which of the following is a property of an acid-

a)Slippry feel b)Non- reactive

c)Sour test d)Strong colour

III)A solution turns blue litmus red, it PH value is likely to be-

a)4 b)7

c) 9 d)12

IV)Which of following is a weak acid-

a)Hydrochloric acid b)Nitric acid

c)Sulphuric acid d)Acetic acid

V) An element common to all acid is-

a) Chlorine b)Nitrogen

c)Oxygen d)Hydrogen​

Answer 1

Answer:

a. exothermic

b. sour taste

c.4

d. acetic acid

e. hydrogen

Answer 2

Answer:

1: exothermic. 2: sour taste. 3: 9. 4: nitric acid 5: hydrogen