Advertisements
Advertisements
Question
Explain the following :
When an incense stick is lighted in the corner of a room, its fragrance spreads quickly in the entire room.
Advertisements
Solution
The fragrance of lit incense stick spreads quickly in the room because the particles of matter are continuously moving in all directions. Both air and fragrance of incense stick have large intermolecular spaces. Due to this, the particles of one can easily occupy the inter-molecular spaces of the other.
APPEARS IN
RELATED QUESTIONS
A diver is able to cut through water in a swimming pool. Which property of matter does this observation show?
Give reasons:
A gas can fill the whole vessel in which it is enclosed.
Give reasons:
Solids cannot be compressed.
Fill in the blank:
The change of water vapour into water is called ......................
Define interconversion of states of matter.
Write whether the following statement is true or false.
The intermolecular force of attraction is the weakest in gases.
Give reason Gases can be compressed easily .
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to mass
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to density.
A crystal of iodine is placed in a closed flat bottom flask and heated. State how you would conclude from the observations seen, that interparticle space is minimum in solids and maximum in gases.
