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Indicate the position of the element wit...

Indicate the position of the element with electronic configuration `(n-1)d^(6)ns^(2),n=4` in the periodic table.

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Fourth period, group-8.
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CHHAYA PUBLICATION-CLASSIFICATION OF ELEMENTS & PERIODICITY IN PROPERTIES-SHORT-TYPE QUESTIONS
  1. (a) "Atomic number of two elements ar 9 and 17 respectively. Both elem...

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  2. How can the groups, valencies and the positions of transition elements...

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  3. Indicate the position of the element with electronic configuration (n-...

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  4. Discuss characteristics of d-block elements.

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  5. O^(2-) and F^(-) are isoelectronic. Justify whether the atomic radii o...

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  6. Write the electronic configuration of the following- (a) inert gas (b)...

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  7. Write the name and atomic number of each of the following (a) third al...

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  8. The decrease in atomic size of the transition elements is comparativel...

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  9. What is screening effect? What is the order of screening effect of the...

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  10. How is atomic or ionic radius of an element related to the quantity (z...

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  11. How do the metallic and non-metallic characters vary along the group a...

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  12. Mention the factors on which the ionisation potential depends.

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  13. Which out of magnesium and aluminium has greater ionisation potential ...

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  14. Give the definition of electron affinity and electronegativity. Write ...

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  15. Electron affinity of inert elements are positive-why?

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  16. B(2)O(3) is acidic in nature but BeO is amphoteric-why?

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  17. What do you mean by electronegativity of an element? Discuss its varia...

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  18. What do you mean by diagonal relationship?

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  19. The first ionisation potential of carbon is more than that of boron wh...

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  20. Transition elements exhibit variable valency-explain.

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