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Account for the following trends in atom...

Account for the following trends in atomic and ionic radii of transition metals. The atomic radii of elements in 4d series are more than that of corresponding elements in 3d series.

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This is because of addition of electrons, to the orbitals ofihe outer shell in 4J series.Number of shell increases
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A N EXCEL PUBLICATION-D AND F - BLOCK ELEMENTS-QUESTION BANK
  1. Transition elements are d- block elements Write any four characteristi...

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  2. Account for the following: Atomic radius decreases from left to right ...

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  3. Account for the following trends in atomic and ionic radii of transiti...

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  4. Account for the following trends in atomic and ionic radii of transiti...

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  5. Lanthanides and actinoids are f-block elements What is the common oxi...

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  6. Name two important compounds of transition elements.

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  7. Transition elements form a large number of complex compounds. Why?

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  8. d- block elements belong to groups 3-12 in the periodic table, in whic...

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  9. Potassium dichromate is an orange coloured crystal and is an important...

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  10. Potassium dichromate is an orange colour crystal and is an important c...

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  11. What are the characteristics of transition elements?

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  12. Potassium permanganate and potassium dichromate are two transition met...

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  13. Potassium permanganate and potassium dichromate are two transition met...

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  14. Fourteen elements following Lanthanum are called Lanthanoids. What is ...

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  15. Fourteen elements following Lanthanum are called Lanthanoids. KMnO2 is...

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  16. Which of the following oxidation state is common for lanthanides?

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  17. Draw the structures of chromate and dichromate ions'.

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  18. Zirconium (Zr) belongs to. ‘4d and Hafnium (Hf) belongs to 5d transiti...

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  19. Which of the following odixation state is not shown by Manganese?

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  20. Potassium permanganate and potassium dichromate are two transition met...

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