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प्रश्न
Ice melts at 100°C.
विकल्प
True
False
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उत्तर
False.
The ice melts at 0° by absorption of heat.
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संबंधित प्रश्न
What is meant by the intermolecular forces of attraction? How do they vary in solids, liquids and gases?
Fill in the blank
In a solid, the molecules ............................................ but they remain at their fixed positions.
Distinguish between solids, liquids, and gases on the basis of their following properties :
(a) compressibility
(b) fluidity
(c) rigidity
(d) expansion on heating
How a liquid changes into its gaseous state? Explain?
Fill in the blank
Water boils at .............
Give two examples for of the following
Substances which are rigid and not compressible.
What is meant by the inter-molecular forces of attraction ?
Complete the statement given below by selecting the correct word.
The conversation of vapour into a liquid is called ____.
Gas like the state of Matter that exists at extremely cold temperatures used in the field of cryogenics.
Define the term ‘Liquefaction of gases’.
