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Which elements of 3d, 4d, and 5d series ...

Which elements of 3d, 4d, and 5d series are not regarded as transition elements and why ?

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Zn (3d-series), Cd ( 4d-series), Hg (5d-series) are not regarded as transition elements because these contains completely filled d-subshells.
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VIKRAM PUBLICATION ( ANDHRA PUBLICATION)-D AND F- BLOCK ELEMENTS AND CO-ORDINATION COMPOUNDS -VERY SHORT ANSWER QUESTIONS
  1. What are transition elements ? Give examples.

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  2. Which elements of 3d, 4d, and 5d series are not regarded as transition...

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  3. Why are d-block elements called transition elements ?

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  4. Write the general electronic configuration of transition elements.

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

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  6. Write the electronic configuration of chromium (Cr) and copper (Cu).

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  7. Why do transition elements exhibits characteristic properties ?

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  8. Scandium is a transition element. But Zinc is not. Why ?

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  9. Even though silver has d^(10) configuration, it is regarded as transit...

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  10. Write the electronic configuration of Co^(2+) and Mn^(2+).

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  11. Why are Mn^(2+) compounds more stable than Fe^(2+) towards oxidation t...

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  12. Which metal in the first series of transition metals exhibits + 1 oxid...

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  13. Why do transition elements exhibit more than one oxidation state (varl...

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  14. Though Sc is a transition element, it does not exhibit variable oxidat...

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  15. Why is it difficult to obtain M^(3+) oxidation state in Ni, Cu and Zn ...

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  16. Why is Cr^(2+) reducing and Mn^(3+) oxidizing even though both have th...

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  17. Although Cr, Mo and W belong to the same group (group 6) Cr (VI) is a ...

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  18. What do you infer from the fact that M^(3+)//M^(2+) standard electrode...

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  19. Transition elements have high melting points. Why ?

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  20. Among the first transition series (3d series) Chromium has highest mel...

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