Question

I. Choose the correct answer :- 6. The gas that diffuse easily is ______________________ ( ) A) NH3 B) CH4 C) O2 D) H2

7. Among the following Non – Sublimate substance is _______ ( ) A) Coconut oil B) Iodine C) Napthalene balls D) Camphor

8 Inter molecular forces of attraction are least effective in ( ) A) Solids B) Gases C) Liquids D) Plasma

9. Generally which of the following is available is three states ____( ) A) Petrol B) Water C) Milk D) Kerosene

10. The substance formed when ammonia and hydrochloric acid reacts each other is _____________ ( ) A) Ammonium nitrate B) Ammonium chloride C Ammonium phosphate D) Ammonium sulphate ​

Answer 1

D) H2

A) Coconut oil

A) Solids

A) Petrol