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प्रश्न
Complete the statement given below by selecting the correct word.
____ is an example of a crystalline substance.
विकल्प
Wax
sugar
tea
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उत्तर
sugar is an example of a crystalline substance.
संबंधित प्रश्न
How do the solids, liquids, and gases differ in their following properties.
(a) Size
(b) Shape
(c) Density
Give the molecular model for a solid and use it to explain why a solid has a definite volume and a definite shape.
Explain the change of a solid into a liquid at a constant temperature.
State the general properties of a solid.
Give a reason for the Pure substances have fixed melting or boiling points.
Differentiate between the following:
Liquids and gases
Write whether the following statement is true or false.
Only water can exist in three different states.
Name the phenomenon which cause the following change.
Formation of water vapour from water.
Name the phenomenon which cause the following change.
Disappearance of camphor.
Explain the term ‘matter'
