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Correct relation among XA, XB, and Delta...

Correct relation among `X_A, X_B`, and `Delta`, where `X_A`, and `X_B` are the electronegativities of elements A and B.

A

`X_A+X_B=0.208sqrtDelta`

B

`sqrt(X_A-X_B)=0.208xDelta`

C

`X_A-X_B=0.208sqrtDelta`

D

`X_A-X_B=sqrt(0.208xDelta)`

Text Solution

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The correct Answer is:
C
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AAKASH SERIES-PERIODIC PROPERTIES-LEVEL -I (EAMCET) EXERCISE -III
  1. Electron affinity is

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  2. The property of an element that is not normals determined directly but...

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  3. Electron affinity is measured in

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  4. Which of the following is an endothermic process?

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  5. In a period from left to right, electron affinity

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  6. Configuration that shows the highest energy released when an electron ...

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  7. Electron affinity of Fluorine is less than that of Chlorine because

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  8. Among chalcogens electron affinity is highest for

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  9. The element with highest electron affinity is

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  10. Incorrect statement is

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  11. Pauling's electronegativity is based on

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  12. Pauling's electronegativity values for elements are useful in predicti...

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  13. Correct relation among XA, XB, and Delta, where XA, and XB are the ele...

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  14. Reference element for Pauling's electronegativity is

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  15. Electronegativity of an element is the average of its ionisation energ...

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  16. The electronegativity values according to Mulliken scale are times t...

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  17. Electronegativity on Mulliken scale is limited to

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  18. If I and E are ionisation energy and electron affinity of an element i...

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  19. In a period electronegativity is highest for

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  20. The values that are useful in writing chemical formulae and in calcula...

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