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STD 11 - 3. Classification of elements and periodicity in properties — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 11 - 3. Classification of elements and periodicity in properties4 Marks
Question
Which element has the lowest electronegativity
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Answer

a
(a) $L{i_3} - 1{s^2}2{s^1}$ donates $1{e^ - }$ easily.

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