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In 3d-series,manganese shows maximum num...

In 3d-series,manganese shows maximum number of
oxidation states.

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JMD PUBLICATION-d-And f-BLOCK ELEMENTS-Example
  1. In aqueous solutions Cu^+ is less stable than Cu^(2+)

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  2. in 3d-series,zinc (Z=30) has highest enthalpy of atomisation.

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  3. In 3d-series,manganese shows maximum number of oxidation states.

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  4. As Oxidation state of a transition metal increases,the base character ...

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  5. ZnO turns yellow on heating. Why?

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  6. The O.S. of manganese in KMnO4is +7

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

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

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

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  10. Scandium (z = 21) is a transition element but zinc (z = 30) is not. Ex...

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  11. Sliver atom has completely filled d-orbitals (4d^10) in its ground sta...

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  12. Zn salts are white, Ni^(++) salts are blue explain

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  13. Account for : Zn^(2+) salts are white while Cu^(2+) salts are blue.

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

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  15. Why Cd^(2+) salts are white ? Cd=48

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  16. Which of the two is paramagnetic V(IV) or V(V) and why ?

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  17. Ionisation energy of 5d-elements is more than 3d- and 4d-elements. W...

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  18. Transition metals form number of interstitial compounds. Explain.

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  19. Why do transition metals have high enthalpies of atomization ?

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  20. Why do transition metals have high enthalpies of atomization ?

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