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How would you account for the irregular ...

How would you account for the irregular variation of ionisation enthalpies (first and second) in the first series of the transition elements?

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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
  1. Does actinoids show actinoid contraction similar to lanthanoid contrac...

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  2. Transition elements and their compounds are found to be good catalysts...

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  3. How would you account for the irregular variation of ionisation enthal...

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  4. How would you account for the following: There is a greater range of o...

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  5. Complete the following chemical equation : MnO4^(-)(aq) + H2O2(aq)+ H^...

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  6. Complete the following chemical equation : Cr2O7^(2-) + 6Fe^(2+)+14H^(...

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  7. Which among the followings is most basic in aqueous solution

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  8. Which of the 3d-series of transition elements exhibits the largestn nu...

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  9. Give an explanation for the following observation : With the same d-or...

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  10. Which of the 3d-series of transition elements exhibits the largestn nu...

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  11. How would you account for the following ? Metal-metal bonding is more ...

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  12. Among lanthanoids, Ln (III) compounds are predominant. However, occasi...

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  13. The E(M^(2+) // M)^@ for copper is positive (0.34 V). Copper is the on...

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  14. Express 1381 in roman numbers.

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  15. Transition metals form number of interstitial compounds. Explain.

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  16. Explain the following observation : There is a general increase in den...

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  17. Why the actinoids exhibit a large number of oxidation states than the ...

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  18. Why do transition metals have high enthalpies of atomization ?

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  19. How would you account for the following: There is a greater range of o...

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  20. Why do transition metals form complexes ?

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