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Give the general electronic configuratio...

Give the general electronic configuration of actinoids

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`5f^(1-14) 6d^(0-1)7s^(2)`
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ICSE-d- AND- f- BLOCK ELEMENTS-EXERCISE (PART-II) (DESCRIPTIVE QUESTIONS)(VERY SHORT ANSWER QUESTIONS)
  1. What is the maximum oxidation state in actinoids?

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  2. State the common characteristic of lanthanoids and actanoids which pla...

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  3. Give the general electronic configuration of actinoids

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  4. The size of the trivalent cations in the lanthanoid series decreases s...

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  5. Out of the following identify (i) the *d' block element (ii) the of bl...

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  6. State a consequence of lanthanoid contraction shown by transition elem...

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  7. Write outer electronic configuration of lanthanoids.

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  8. Which trivalent cation is largest in lanthanoid series ?

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  9. Write any two uses of pyrophoric alloys.

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  10. Write are non-stoichimetric oxides ? Give one example.

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  11. Give one use each of (i) niobium (ii) tantalum.

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  12. Give two properties in which interstitial compounds differ from its el...

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  13. Why is copper-29 considered a transition metal?

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  14. Why do Zr and Hf exhibit similar properties?

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  15. Assign reasons for the following: What is lanthanoid contraction ? E...

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  16. What is the difference between the electronic configuration of lanthan...

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  17. Which is the most common oxidation state of lanthanoids?

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  18. Why does a transition series contains 10 elements?

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  19. Write the formula of a compound where transition metal is in +7 oxidat...

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  20. Which divalent metal ion has maximum paramagnetic character among the ...

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