The amount of energy released on the addition of an electron in outermost shell of an atom is called?
A
ionization energy
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B
hydration energy
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C
electron affinity
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D
electron negativity
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Solution
The correct option is C electron affinity By definition Electron affinity is the energy released when 1 mole of gaseous atoms each acquire an electron to form 1 mole of gaseous 1- ions.