the change in energy when a gaseous atom in its ground state gains an electron
the pull an atom has on the electrons in a chemical bond
the energy required to remove a valence electron from a neutral gaseous atom in its ground state
the energy difference between an electron in its ground and excited states
None of the above
A
the energy difference between an electron in its ground and excited states
B
None of the above
C
the change in energy when a gaseous atom in its ground state gains an electron
D
the pull an atom has on the electrons in a chemical bond
E
the energy required to remove a valence electron from a neutral gaseous atom in its ground state
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Solution
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Option A is the correct answer.
Electron affinity is defined as the energy given out by an atom, when an electron is added to that atom in its ground state, to form a negative ion.
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