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Out of the following pairs, which would ...

Out of the following pairs, which would you expect to have
Higher second ionization enthalpy, Li or Be

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Li, `Li^+` ion acquires a noble gas configuration whereas `Mg^+` does not.
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PATHFINDER-PERIODIC CLASSIFICATION OF ELEMENTS AND PERIODIC PROPERTIES-QUESTION BANK
  1. The electronic configuration of some elements are as follow : Which ...

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  2. The electronic configuration of some elements are as follow : Which ...

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  3. Consider the elements N, P, O, S. Arrange them increasing order of F...

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  4. Consider the elements N, P, O, S. Arrange them increasing order of E...

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  5. Consider the elements N, P, O, S. Arrange them increasing order of N...

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  6. What will be the increasing order of basicily of CrO, VO, Feo and TiO?...

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  7. The atomic no. of an element = 10. What its position in the periodic t...

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  8. The aqueous solution of a chloride of one clement is neutral in nature...

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  9. Out of the following pairs, which would you expect to have Lower fir...

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  10. Out of the following pairs, which would you expect to have More ioni...

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  11. Out of the following pairs, which would you expect to have Higher at...

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  12. Out of the following pairs, which would you expect to have More nega...

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  13. Out of the following pairs, which would you expect to have Higher se...

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  14. Define ionisation potential?

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  15. Write short note on diagonal relationship.

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  16. Write differences between electronegativity and electron affinity.

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  17. What is the relationship between effective nuclear charge and screenin...

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  18. Using the aufbau principle in which block can k (z = 19) be placed in ...

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  19. Why is the Electron affinity of Be and Mg endothermic in nature?

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  20. How many electrons are in the same and opposite spin in an atom fo sil...

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