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What is an alloy ? Give example....

What is an alloy ? Give example.

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Alloy : An intimate mixture having physcial properties similar to that of the metal formed by a metal with other metals or metalloids or sometimes a non metal is called as an alloy.
Eg. : Invar `-64%" Fe "35%" Ni, "` Mn 8cc in iraces
Nichrome `-60% Ni, 25% Fe, 15% Cr.
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VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-D AND F- BLOCK ELEMENTS AND CO-ORDINATION COMPOUNDS -VERY SHORT ANSWER QUESTIONS
  1. How do transition metals exhibit catalytic activity?

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

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  3. What is an alloy ? Give example.

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  4. Why do the transition metals readily form alloys ?

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

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

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

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

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  9. What is Lanthanoid contraction ?

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

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

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  12. What is actinoid contraction ?

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

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  14. What is a coordination polyhedron ?

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  15. What is a double salt? Give example.

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

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  17. What is a ligand ?

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

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

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  20. What is a chelate ligand ? Give example.

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