Question

5. The molecules of a substance in the given container moves as shown in the picture. What could be that substance? a. Camphor b. Incense stick c. Iron d. Milk Answer​

Answer 1

Answer:

(a) All the molecules of a substance are identical

(b) The intermolecular spacing is least in the solids, more in liquids and still more in gases

(c) The molecular motion in liquid and gas is in zig zag path

(d) In a solid, the molecules vibrate to and fro but they remain at their fixed positions.

(e) The intermolecular forces are the weakest in gases.

(f) A solid exerts pressure downwards on its base.

(g) The gases are least dense.

(h) A solid is most rigid.

Answer 2

number c. Milk because it contain air in it