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Write two examples of mixed oxides and g...

Write two examples of mixed oxides and give their equivalent oxides.

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MODERN PUBLICATION-D AND F-BLOCK ELEMENTS-REVISION EXERCISES (VERY SHORT ANSWER QUESTION)
  1. What is the number of unpaired electrons in (i)Fe^(3+) (ii) Cu^(+) ...

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  2. Write two examples of mixed oxides and give their equivalent oxides.

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  3. The properties of Zr and Hf are similar because

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  4. Which metal in the first series of transition metals exhibits+1 oxidat...

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  5. Which is the most common oxidation state exhibited by lanthanoids ?

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  6. Give general electronic configuration of f-block elements.

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  7. Most common oxidation state of actinoids is ......... .

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  8. What are lanthanoids?

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  9. What are actinoids?

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  10. (i) What are transition elements ? (ii) Why do transition elements s...

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  11. What is the structure of chromate ion CrO4^(2-) ?

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  12. Draw the structure of permanganate ion ?

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  13. Identify the correct structure of dichromate ion.

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  14. Write the formula of an oxo-anion of chromium (Cr) in which it shows t...

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  15. Write the formula of an oxo-anion of Manganese (Mn) in which it shows ...

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  16. The oxidation state of Cr in K(2)Cr(2)O(7) is:

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  17. KMnO4 overset(Delta)(to) ? + MnO2 + ?

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  18. K2Cr2O7 overset(Delta)(to) ? + ? +?

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  19. Complete the following: 2MnO4^(-)(aq) + 5H2O2 (aq) to 2Mn^(2+) +...

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  20. The transition metals exhibit higher enthalphies of atomisation due to...

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