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The s-block elements of fourth, fifth an...

The s-block elements of fourth, fifth and sixth periods can form complex compound by ____as they have vacant d-orbital.

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Coordinate covalency.
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CHHAYA PUBLICATION-CLASSIFICATION OF ELEMENTS & PERIODICITY IN PROPERTIES-FILL IN THE BLANKS
  1. Ionisation potential of s-block elements is

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  2. Except Be and , the s-block elemetns response to the flame test.

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  3. The s-block elements of fourth, fifth and sixth periods can form compl...

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  4. Noble metals are chemically.

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  5. f-block elements arein nature due to the presence of odd electrons.

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  6. block elements generally form coloured complex compounds.

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  7. Zn, Cd and are not transition elements though they are d-block element...

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  8. The element with electronic configuration 1s^(2)2s^(2)2p^(4) is presen...

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  9. The general electronic configuration of transition elements is

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  10. Effective nuclear charge=total nuclear charge-.

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  11. The IUPAC name of the element having atomic number 150 is.

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  12. for homonuclear diatomic molecule, covalent radius=xxinternuclear dist...

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  13. Inter nuclear distance of HCl molecule is 1.36Å and covlaent radius of...

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  14. Covalent radius of an element isthan its van der waals radius.

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  15. Anionic radius isthan the original atomic radius.

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  16. On moving from left to right across a period, the acidic property of o...

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  17. Hydrides of most of the non-metals arein nature.

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  18. The first ionisation potential of carbon is but the second ionisation ...

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  19. Among the halogens. is most reducing in nature.

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  20. Electron affinity of Be and are almost same.

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