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Describe briefly how elemental boron can...

Describe briefly how elemental boron can be prepared.

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ICSE-SOME P-BLOCK ELEMENTS -ESSAY (LONG ANSWER) TYPE QUESTION
  1. How would you prepare carbon dioxide in the laboratory? Describe its a...

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  2. Write the structure of diborane and explain the nature of bonding in i...

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  3. Describe briefly how elemental boron can be prepared.

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  4. The shapes and hybridisation of BF(3) and BH(4)^(-) respectively are

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  5. Explain the difference in properties of diamond and graphite on the ba...

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  6. What are fullerenes and how are they prepared ?

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  7. Discuss the properties of group 13 elements with reference to ionisati...

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  8. Discuss the properties of group 13 elements with reference to oxidatio...

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  9. Discuss the properties of group 13 elements with reference to Lewis ac...

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  10. Discuss the properties of group 13 elements with reference to nature o...

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  11. What are boranes? How is diborane prepared from boron halides? Discuss...

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  12. Why does boron differ from other elements of its own group in several ...

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  13. Highlight the difference in the structures of boron trichloride and an...

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  14. What is inert-pair effect? Illustrate with an example.

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  15. In what ways does boron show similarities to silicon which is diagonal...

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  16. Discuss the important characteristics of group 14 elements with a spec...

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  17. Discuss the important characteristics of group 14 elements with a spec...

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  18. Discuss the important characteristics of group 14 elements with a spec...

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  19. Discuss the important characteristics of group 14 elements with a spec...

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  20. Give a brief account of the allotropy exhibited by group 16 elements.

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