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Explain, giving reasons, which one of th...

Explain, giving reasons, which one of the following pairs exhibits the property indicated : V or Mn, which one exhibits more number of oxidation states.

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MODERN PUBLICATION-d-AND f- BLOCK ELEMENTS-EXERCISE
  1. Explain how the colour of a solution of K2Cr2O7 depends on the pH of t...

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  2. Explain, giving reasons, which one of the following pairs exhibits the...

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  3. Explain, giving reasons, which one of the following pairs exhibits the...

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  4. Write chemical reaction for preparation of K2Cr207 from chromite ore.

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  5. Why is Copper considered as transition metal ?

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  6. Calculate the number of unpaired electrons in the following gaseous io...

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  7. State what happens when a solid mixture of KCl and K2Cr2O7 is heated w...

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  8. To what extent do the electronic configurations decide the stability o...

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  9. Why are Mn^(2+) compounds more stable than Fe^(2+) compounds towards o...

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  10. Write the name of metal which shows only +3 oxidation state.

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  11. What is lanthanoid contraction ?

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  12. Give the general electronic configuration of d-block elements.

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  13. Out of Fe^(2+) and Fe^(3+) which is more paramagnetic and why ?

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  14. What is Actinoid contraction ? Explain it.

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  15. What arecoinage metals ?

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  16. What are transition elements ? Which of the d block elements are not r...

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  17. Most of transition metals show variable oxidation states. Explain

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  18. Give the cause of Lanthanide Contraction.

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  19. What is Misch metal ?

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  20. What is Lanthanide contraction ? What is the cause and consequences of...

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