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Give reasons: What is lanthanoid contrac...

Give reasons: What is lanthanoid contraction?

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ASSAM ACADEMIC CENTRE-The d and f-block elements-Example
  1. Explain briefly how +2 state becomes more and more stable in the first...

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

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  3. Give reasons: What is lanthanoid contraction?

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  4. Write three general chracteristics of transition elements.

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

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  6. What are lanthanoids?

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  7. How would you account for the following? Transition metals and many of...

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  8. How would you account for the following? The enthalpies of atomization...

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  9. Transition metel compounds are generally coloured. Why?

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  10. How would you account for the following? The transition metal compound...

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  11. What interstitial compounds?

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

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  13. Write the method of preparation of potassium dichromate.

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  14. Describe the oxidising action of Potassium dichromate and write the io...

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  15. Describe the oxidising action of Potassium dichromate and write the io...

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  16. Describe the oxidising action of Potassium dichromate and write the io...

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  17. How does the acidified permanganate solu-tion react with the following...

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  18. How does the acidified permanganate solu-tion react with the following...

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  19. How does the acidified permanganate solu-tion react with the following...

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  20. Compare the chemistry of Actinoids with that of the Lanthanoids with s...

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