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Out of O and S which has higher electron...

Out of `O` and `S` which has higher electron affinity and why?

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`S` has high electron affinity because in oxygen there is 'more interelectronic repulsion than sulphur, therefore, more energy is released in case of sulphur on gaining electrons .'
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CENGAGE CHEMISTRY-APPENDIX - INORGANIC VOLUME 1-Exercise Short
  1. Arrange the following in increasing order: a. BeCO(3),BaCO(3),CaCO(3...

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  2. Which alkali metal carbonate is thermally unstable and why?

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  3. Out of O and S which has higher electron affinity and why?

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  4. What is diagonal relationship? Why does Li resemble with Mg?

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  5. Give four characteristics of f-block elements. Why are they called inn...

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  6. Why are electron affinities of noble gases zero? Arrange halogens in i...

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  7. Arrange the species in each group in order of increasing ionisation en...

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  8. What are the factors that affect electron affinity?

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  9. Explain the term (a) screening effect (b) penetration effect and ( c )...

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  10. a. Explain why the second ionisation energy of B is significantly high...

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  11. a. How does basic character of oxides and hydroxides vary down the gro...

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  12. a. Among Cu^(o+),Cu^(2+) and Cu which is the largest in size and why? ...

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  13. Give five characteristics of p-block elements.

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  14. Give advantages of long form of periodic table.

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  15. Elements A and B have atomic numbers 11and 24 respectively. Write the...

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  16. How do melting and boiling points vary in a (a) period and (b) group i...

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  17. a. Name the most metallic element in second period and most non-metall...

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  18. How does electronegativity vary down the group 17 and why? How does it...

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  19. Among the elements of second period Li to Ne pick out the element: a...

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  20. Why CaCl(2) and NaCl are bond conductor of electricity in the solid st...

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