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What are transition elements ? How these...

What are transition elements ? How these differ from representative elements ?

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ICSE-d- AND- f- BLOCK ELEMENTS-EXERCISE (PART-II) (DESCRIPTIVE QUESTIONS)(SHORT ANSWER QUESTIONS)
  1. What are transition elements ? How these differ from representative el...

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  2. Write the name of elements of first transition series and write their ...

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  3. Why is it that while going from Hf to Au, the m. pt. first increases u...

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  4. Ni (II) compounds are thermodynamically more stable than Pt(II) compou...

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  5. Define paramagnetic and ferromagnetic substances ? Account for the par...

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  6. Explain the following (a) Zr and Hf exhibit similar properties. (b...

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  7. Why do the transition elements exhibit similarity in properties along ...

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  8. Account for the fact that second ionization energies of both Cr and Cu...

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  9. Account for the fact that the third ionization enthalpies of both Mn a...

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  10. Explain that the compounds of tranisition metals are usually coloured ...

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  11. Why niobium and tantalum show similar properties?

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  12. Why do transition metals exhibit the property to form alloys and compl...

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  13. What is an alloy ? Name the two types of alloys formed by transition e...

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  14. Transition metals easily form intermetallic alloys. What property of t...

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  15. List one use of KMnO4 under each of the following heads : (i) as a l...

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  16. State any four uses of KMnO4

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  17. State any four uses of K2Cr2O7.

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  18. Predict with justification the number of moles of KI that would be oxi...

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  19. Draw the structure of : (i) chromate ion and (ii) dichromate ion.

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  20. What is the chemistry of chromyl chloride test?

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