Advertisements
Advertisements
प्रश्न
Give a reason for the following:
A crystal of iodine on slow heating in a closed flask turns into vapours and fills the complete flask.
उत्तर
The iodine crystals get converted into the gaseous state from solid-state when they are heated. Gases have a property to fill a container completely, So the iodine vapour fills the container completely.
APPEARS IN
संबंधित प्रश्न
Classify the following into solids, liquids and gases.
Oxygen, milk, common salt, wax, stone, water vapour, carbon-dioxide, sugar, mercury, coal, blood, butter, copper, coconut oil, kerosene.
What are fluids ? Give two examples.
How a liquid changes into its gaseous state ? Explain ?
Water cycle is an example of inter conversion of states of water. Explain.
For the following statements, say whether it describes a solid, a liquid or a gas.
Particles are far apart and move in all directions
Fill in the blank
Molecules in a ............ are packed very closely.
Solids retain their volume even when external pressure is applied. This property is called ______.
Identify the odd term out and explain.
Give two examples.
Gaseous element
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
