Question

what is electron affinity explain its trend​

Answer 1

Answer:

The electron affinity of an atom or molecule is the propensity for that particle to gain an electron. ... There are general trends in electron affinity across and down the periodic table of elements. Electron affinity generally increases across a period in the periodic table and sometimes decreases down a group.

Explanation:

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Answer 2

Explanation:

The electron affinity of an atom or molecule is the propensity for that particle to gain an electron. ... There are general trends in electron affinity across and down the periodic table of elements. Electron affinity generally increases across a period in the periodic table and sometimes decreases down a group.