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Give two reactions in which transition m...

Give two reactions in which transition metals or their compounds acts as catalysts.

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1) `V_(2)O_(5)` is used as catalyst in manufacturing of `SO_(3)" from "SO_(2)`
`2SO_(2_(g))+O_(2_(g))overset(V_(2)O_(5))hArr2SO_(3_(g))`
2) Fe is used as catalyst in manufacturing of `NH_(3)`.
`N_(2_(g))+3H_(2_(g))overset(Fe_(s))hArr2NH_(3_(g))`
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VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-D AND F- BLOCK ELEMENTS AND CO-ORDINATION COMPOUNDS -VERY SHORT ANSWER QUESTIONS
  1. Why do the transition metals forin a large number of complex compounds...

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  2. How do transition metals exhibit catalytic activity?

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  3. Give two reactions in which transition metals or their compounds acts ...

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  4. What is an alloy ? Give example.

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  5. Why do the transition metals readily form alloys ?

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  6. How do the ionic character and acidic nature vary among the oxides of ...

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  7. What is the effect of increasing pH on a solution of potassium dichrom...

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  8. Name the oxometal anions of the first series of transition metals in w...

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  9. Permanganate titrations are carried out in the presence of sulphuric a...

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  10. What is Lanthanoid contraction ?

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  11. What are the different oxidation states exhibited by the lanthanoids ?

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  12. What is Misch metal ? Given its composition and use.

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  13. What is actinoid contraction ?

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  14. What are co-ordination compounds? Give two examples.

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  15. What is a coordination polyhedron ?

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  16. What is a double salt? Give example.

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  17. What is difference between a double salt and complex compound ?

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  18. What is a ligand ?

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  19. Give one example each for ionic and neutral ligands.

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  20. How many moles of AgCl is precipitated when I mole of CoCl(3) is treat...

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