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The first member of a group of elements ...

The first member of a group of elements in the s an dp block differs from the rest of the family in chemical behaviour. Write any one reason for this.

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High ionization enthalpy
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A N EXCEL PUBLICATION-CLASSIFICATION TO ELEMENTS AND PERIODICITY IN PROPERTIES-QUESTION BANK
  1. Electron gain enthalphy is the amount of energy involved when an isola...

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  2. Electron gain enthalphy is the amount of energy involved when an isola...

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  3. Identify the largest and smallest species from those given below : O...

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  4. The reactivity of an element is very much related to its inoization en...

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  5. IUPAC has made some recommendations to name elements with atomic numbe...

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  6. Electronegativity is the ability of an atom to attract a shared pair o...

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  7. Give the reason for the following: Phosphorus froms PCl5 whille nitro...

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  8. Give the reason for the following: The first ionisation enthalpy of ox...

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  9. The first member of a group of elements in the s an dp block differs f...

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  10. Write the general outer electronic configuration of d-block elements.

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  11. The first ionization enthalpy of magnesium is higher than that of sodi...

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  12. Give any two characteristics of transition elements.

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  13. Does the ionisation enthalpy decreases along a group ? Give reasion

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  14. Name of elements with atomic numbers greater than 100 are given by IUP...

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  15. Name of elements with atomic numbers greater than 100 are given by IUP...

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  16. Name of elements with atomic numbers greater than 100 are given by IUP...

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  17. Ionization enthalpy and atomic radius are closely related properties. ...

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  18. Accounting from the following : Ionization enthalpy of Nitrogen is gre...

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  19. Accounting from the following : 2nd period elements show anomalous beh...

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  20. A group of ions are given below . Find one pair which is NOT isoelectr...

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