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What are transition metals Give four...

What are transition metals Give four examples.

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IUPAC defines transtion metal as an element whose atom has an incompleted shell or which can give rise to cations with an incomplete d sub shell.
Ex . Fe, Cu, Ni and CO
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SURA PUBLICATION-TRANSITION AND INNER TRANSITION ELEMENTS-Answer the Following Question
  1. What are transition metals Give four examples.

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  2. Explain the oxidation states of 4d series elements.

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  3. What are inner transition elements ?

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  4. Justify the position of lanthanides and actinides in the periodic...

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  5. What are actinide ? Give three example .

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  6. Why Gd^(3+) is colourless ?

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  7. Explain why compounds of Cu^(2+) are coloured but those of Zn^(2...

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  8. (a) Describe the preparation of potassium dichromate.

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  9. What is lanthanide contraction and what are the effects of lanth...

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  10. Complete the following a . MnO(4)^(2+) + H^(+) to ? b . C(6) H(...

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  11. What are interstitial compounds ?

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  12. Calculate the number of unpaired electrons in Ti^(3+) , Mn^(2+) a...

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  13. Write the electronic configuration of Ce^(4+) and Co^(2+)

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  14. Explain briefly how +2 states becomes more and more stable in t...

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  15. Which is more stables ? Fe^(3+) or Fe^(2+) - explain .

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  16. Explain the variation in E(m^(2+))^(0) //M 3d series .

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  17. Compare Lantanides and actinides.

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  18. Explain why Cr^(2+) strongly reducing while Mn^(3+) is strongly ...

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  19. Compare the ionization enthalpies of first series of the transition...

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  20. Actinod contraction is greater from element to element than the ...

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