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A certain salt X gives the following rea...

A certain salt X gives the following reactions (i) Its aqueous solution is alkaline to litmus

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V PUBLICATION-THE p - BLOCK ELEMENTS-QUESTION BANK
  1. When metal 'X' is treated with sodium hydroxide, a white precipitate (...

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  2. What do you understand by (a) Inert pair effect (b) allotropy (c) cate...

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  3. A certain salt X gives the following reactions (i) Its aqueous solutio...

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  4. Write balanced equation for B2H6+H2O rarr

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

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  6. The aqueous solution of borax is

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

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

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  9. Thermodynamically most stable allotrope of carbon is

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

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

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  12. How is carbon monoxide important in metallurgy?

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

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

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

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

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

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

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

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

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