define electron afinity.
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THE ABILITY OF AN ATOM or ion to attract and retain extra ELECTRONs .
↪⚫GOR ANY element (A)= A+e↪A+energy .
↪✴The neutral atoms gains a negative charge after gaining an electron.
↪⚫Equals the energy change an atom experience after gaining an ELECTRON .
↪✴ELECTRON affinity values are EITHER be zero or nagative.
↪✴The more negative the value

THE ABILITY OF AN ATOM or ion to attract and retain extra ELECTRONs .
↪⚫GOR ANY element (A)= A+e↪A+energy .
↪✴The neutral atoms gains a negative charge after gaining an electron.
↪⚫Equals the energy change an atom experience after gaining an ELECTRON .
↪✴ELECTRON affinity values are EITHER be zero or nagative.
↪✴The more negative the value
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- Electron affinity is defined as the change in energy (in kJ/mole) of a neutral atom (in the gaseous phase) when an electron is added to the atom to form a negative ion. In other words, the neutral atom's likelihood of gaining an electron.
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