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Among the elements b, Al, C and Si (a)...

Among the elements b, Al, C and Si
(a)Which has the highest first ionization enthalpy?
(b)Which has the most negative electron gain enthalpy?
(c) Which has the largest atomic radius?
(d) Which has the most metallic character?

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The correct Answer is:
`B lt Al lt Mg lt K` (a) C , (b)Si , (c) Al , (d) Al
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AAKASH SERIES-PERIODIC PROPERTIES-LEVEL-II (TYPE -II) (PRACTICE SHEET -2 (SUBJECTIVE/ ANALYTICAL TYPE QUESTIONS ))
  1. Na^+ has higher value of ionization energy than Ne. So ionisation ener...

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  2. Which in each pair of elements has a more negative electron gain entha...

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  3. Electron affinity of chlorine is more than that of fluorine explain.

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  4. Which has bigger electron affinity in each pair? (a)F or Cl^- ,(b)O ...

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  5. Among the elements b, Al, C and Si (a)Which has the highest first io...

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  6. Consider the elements N, P, O and S and arrange them in order of Incre...

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  7. Consider the elements N, P, O and S and arrange them in order of : ...

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  8. Consider the elements N, P, O and S and arrange them in order of Incre...

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  9. Arrange in the given order: Increasing EA : O,S and Se

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  10. Arrange in the given order: Increasing IE1:Na , K and Rb

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  11. Arrange in the given order: Increasing radius : I,I^+ and I^-

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  12. Arrange in the given order: Increasing electronegativity :F , Cl , B...

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  13. Arrange in the given order: Increasing electronegativity :F , Cl , B...

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  14. Which of the following order is correct for the size of Fe^(3+) , Fe a...

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  15. Name the element with highest ionization enthalpy.

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  16. Name the family with highest value of ionization enthalpy.

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  17. Which element processes highest electron affinity?

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  18. Name unknown group of elements at the time of Mendeleef

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  19. Name any two typical elements.

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