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Give one method for industrial preparati...

Give one method for industrial preparationi and one for laboratory preparation of 'C O'

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V PUBLICATION-THE p - BLOCK ELEMENTS-QUESTION BANK
  1. A certain salt X gives the following reactions (i) Its aqueous solutio...

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  2. Write balanced equation for B2H6+H2O rarr

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  3. Give one method for industrial preparationi and one for laboratory pre...

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  4. The aqueous solution of borax is

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  5. Boric acid is polymeric due to -----

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  6. Write the type of hybridisation of each carbon in the compound CH3-C...

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  7. Thermodynamically most stable allotrope of carbon is

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  8. The Elements of group 14 show ----- oxidation states

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  9. If the starting material for the manufacture of silicones is 'RSiCl3',...

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  10. How is carbon monoxide important in metallurgy?

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  11. What is the biological importance of H2 CO3 / HCO3^- equilibriu...

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  12. Give reasons: a. Silicon form compounds with coordination number of ...

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  13. Why does elemental silicon not form a graphite - like structure, where...

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  14. Silianes get easily hydrolysed whereas alkanes do not. Give reasons.

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  15. Diborane is an important hydride of Boron a. During a class room disc...

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  16. Carbon has śeveral allotropic forms. b. Prepare a short note on fulle...

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  17. Why does not silicon form an analogue of graphite? OR Why does element...

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  18. Why carbon forms covalent compounds whereas lead forms ionic compounds...

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  19. Carbon exhibits catenation, whereas silicon does not. Explain.

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  20. SiCl4 forms [SiCl6]^(2-) while C Cl4 does not form [C Cl6]^(2-) Explai...

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