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Which is a stronger reducing agents Cr^(...

Which is a stronger reducing agents `Cr^(2+)` or `Fe^(2+)` and why?

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ASSAM ACADEMIC CENTRE-The d and f-block elements-Example
  1. How would you account for irregular variation of 1st and 2nd ionisatio...

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  2. Why is the highest oxidation state of a metal exhibited in its oxide o...

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  3. Which is a stronger reducing agents Cr^(2+) or Fe^(2+) and why?

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  4. Calculate the 'spin only' magnetic moment of M^(2+)(aq) ion (Z = 27).

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  5. Actinoid contraction is greater from element to element than lanthanoi...

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  6. Write down the electronic configuration of Cr^(3+)

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  7. Write down the electronic configuration of Pm^(3+)

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  8. Write down the electronic configuration of Cu^(+)

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  9. Write down the electronic configuration of Ce^(4+)

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  10. Write down the electronic configuration of Co^(2+)

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  11. Write down the electronic configuration of Lu^(2+)

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  12. Write down the electronic configuration of Mn^(2+)

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  13. Write down the electronic configuration of Th^(4+)

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  14. Account for the folloiwng: Mn^(2+) is more stable than Fe^(2+) towards...

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  15. Explain briefly how +2 state becomes more and more stable in the first...

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  16. Name the oxometal anions of the first series of the transition metals ...

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  17. Give reasons: What is lanthanoid contraction?

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  18. Write three general chracteristics of transition elements.

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  19. In what way is the electronic configuration of the transition elements...

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  20. What are lanthanoids?

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