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प्रश्न
What is electron affinity?
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उत्तर
Electron affinity is the energy released when an electron is added to an isolated gaseous atom to form the negative ion (anion).
Unit: Its units are electron volt (eV).
Its SI units are Kilojoules per mole (KJmol-1).
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संबंधित प्रश्न
Electron affinity values generally _______ across the periods left to right and ______ down the group top to bottom.
Explain the following:
Halogens have a high electron affinity.
Explain the following:
The reducing power of element increases down in the group while decreases in a period.
Which has higher E.A. fluorine or Neon?
Fill in the blank
Energy released when electron is added to a neutral gaseous atom is called ______.
Explain
Halogens have high electron affinity.
Among the Period 2 elements, the element which has high electron affinity is
Neon shows zero electron affinity due to ______.
The electron affinity of an element X is greater than that of element Y.
How is the electronegativity of X likely to compare with that of Y?
Arrange the following as per instruction given in the bracket.
Cl, F, Br, I (increasing electron affinity)
