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What are lanthanoids?...

What are lanthanoids?

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Give reasons: What is lanthanoid contraction?

What is the most characteristic oxidation state of lanthanoids?

Name the main ores of lanthanoids?

Write the general electronic configuration of lanthanoids and actinoids.

Compare the chemistry of actinoids with that of the lanthanoids with special reference to chemical reactivity.

ASSAM ACADEMIC CENTRE-The d and f-block elements-Example
  1. Write three general chracteristics of transition elements.

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

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  3. What are lanthanoids?

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

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

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  6. Transition metel compounds are generally coloured. Why?

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

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  8. What interstitial compounds?

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

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  10. Write the method of preparation of potassium dichromate.

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

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

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

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

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

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

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

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

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

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  20. Compare the chemistry of actinoids with that of the lanthanoids with s...

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