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प्रश्न
Why is diamond clear and hard while graphite is soft?
उत्तर
Carbon atoms in diamond are bonded in a strong tetrahedron pattern making it hard and clear whereas carbon atoms in graphite are bonded in weak covalent bonds making it soft and black.
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संबंधित प्रश्न
Discuss the importance of rocks for the construction business.
Classify the following rocks by selecting the correct option given below:
gypsum
Classify the following rocks by selecting the correct option given below:
schist
With the help of your teacher, collect different types of rocks such as granite, sandstone, limestone, marble, slate, graphite, etc. and prepare a chart containing information about their colour, hardness, texture, and permeability.
Give two examples of metamorphic rocks
Name the main types of rocks.
How are rocks important to us?
Give some examples of metamorphic rocks formed from sedimentary and igneous rocks.
Give one word for the following.
Igneous rocks, which contain a high percentage of silica.
Which types of rocks are predominantly found at the following locations?
- Central Maharashtra
- South Konkan
- Vidarbha
