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प्रश्न
Write the properties of this substance.
Chalk
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उत्तर
- Chalk is a solid material.
- It is not soluble in water.
- Brittleness is a characteristic of chalk.
- When subjected to pressure, chalk disintegrates into fine particles.
संबंधित प्रश्न
Write the properties of this substance.
Sugar
Write the properties of this substance.
Coal
What is it made from? Why?
A screwdriver
Very Short Answer Type Question:
Write two substances which are made from leather.
Very Short Answer Type Question:
Write two gases which are soluble in water.
Very Short Answer Type Question:
Name two gases which are insoluble in water.
Short Answer Type Question:
Kerosene, coconut oil, mustard oil do not dissolve in water, even on shaking. They separate after sometime forming two different layers. Explain why.
Long Answer Type Question:
How can you show that some solids like sugar, salt are soluble in water whereas solids like chalk powder and sand are not soluble in water?
Find the odd one out from the following:
Arrange the jumbled words to arrive at the appropriate name of material and also write two uses of it.
milaunuim
