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The element with positive electron gain ...

The element with positive electron gain enthalpy is

A

hydrogen

B

sodium

C

oxygen

D

neon

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The correct Answer is:
D
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DISHA PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-Exercise -2 :Concept Applicator
  1. In which of the following process highest energy is absorbed?

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  2. Which ionisation potential (IP) in the following equations atom experi...

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  3. Identify the correct order of the size of the following

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  4. Which electronic configuration of an element has abnormally high diffe...

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  5. Which of the following order is wrong-

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  6. The incorrect statement among the following is

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  7. Three elements X , Y and Z have atomic numbers 19 , 37 and 55 respecti...

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  8. For which of the following ionic species radius would be maximum?

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  9. Among the following which has the highest cation to anion size ratio ...

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  10. First, second & third ionization energies are 737, 1045 & 7733 KJ//mol...

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  11. Which of the following sequence correctly represents the decreasing ac...

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  12. Which of the following is not the correct order for the stated propert...

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  13. In which of the following arrangements the order is NOT according to t...

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  14. Amphoteric oxides is/are

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  15. Consider the following statements : (I) The radius of an anion is la...

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  16. The first (Delta(i)H(1)) and second (Delta(i)H(2)) ionisation enthalpi...

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  17. The element with positive electron gain enthalpy is

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  18. For which of the following processes, enthalpy change is positive

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  19. The electron affinity of Li is -59.6kJmol^(-1) which suggests that for...

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  20. Beryillum resembles Aluminium in properties. This is mainly due to

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