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Classification of Elements and Periodicity in Properties
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26/08/2021 11:44 am
Topic starter
The electronegativity follows the order
(a) F > O > Cl > Br
(b) F > Cl > Br > O
(c) O > F > Cl > Br
(d) Cl > F > O > Br
1 Answer
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26/08/2021 11:45 am
Correct answer: (a) F > O > Cl > Br
Explanation:
F and O belong to 2nd period whereas Cl and Br belong to 3rd and 4th periods respectively. Hence the sequence of the E.N. is F > O > Cl > Br.