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What are interstitial compounds?...

What are interstitial compounds?

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Interstitial compounds are those which are formed by transitional elements, when small atoms like H, C and N are trapped inside the crystal lattices of metals. Example: `VH_(0.5)`
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SUBHASH PUBLICATION-THE 'd' - AND 'f' - BLOCK ELEMENTS -Question and Answer
  1. Cu^(2+) ions are coloured but Zn^(2+) ions are colourless. Give reason...

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  2. Transition elements shows catalytic property. Give two reason.

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  3. What are interstitial compounds?

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  4. How is potassium dichromate prepared from chromite are ?

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  5. Show that chromates and dichromates are interconvertible.

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  6. Give the structure of chromate ion?

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  7. Give two example to show that potassium dichromate is an oxidising age...

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  8. How is potassium permanganate manufactured from MnO(2) (pyrolusite)?

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  9. Name a compound which is isostructural with KMnO(4).

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  10. What happens when potassium permanganate crystals are heated?

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  11. What is the shape of manganate and permanganate ions? Write structures...

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  12. What is the magnetic nature of manganate and permanganate ions.

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  13. Give four examples to show that acidified KMnO(4) is an oxidising agen...

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  14. What is lanthanoid contraction? Mention the cause for it.

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  15. What is lanthanoid contraction? Write the general oxidation state of a...

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  16. Give two consequences of lanthanoid contraction.

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  17. What happens when lanthanoids are heated in Oxygen

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  18. What happens when lanthanoids are heated in Nitrogen

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  19. What happens when lanthanoids are heated in Halogen

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  20. What happens when lanthanoids are heated in Carbon?

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