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B(2)O(3) is acidic in nature but BeO is ...

`B_(2)O_(3)` is acidic in nature but BeO is amphoteric-why?

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CHHAYA PUBLICATION-CLASSIFICATION OF ELEMENTS & PERIODICITY IN PROPERTIES-SHORT-TYPE QUESTIONS
  1. The decrease in atomic size of the transition elements is comparativel...

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

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

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

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

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

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

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

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

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

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  11. What do you mean by diagonal relationship?

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

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  13. Transition elements exhibit variable valency-explain.

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  14. Which out of Na^(+) and Ne has higher ionisation potential?Explain wit...

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  15. What are the factors on which electron affinity of an element depends?

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  16. What is the difference between ionisation potential and electron affin...

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  17. The electronegativity of nitrogen in Pauling's scale is 3. is the valu...

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  18. Mention the importance of the terms 'ground state' and 'isolated gaseo...

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  19. The atomic sizes of the noble gases are greater than that of the halog...

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  20. Explain why nitrogen has higher first ionisation enthalpy than oxygen.

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