Which of the following are the most and the least electronegative elements in the periodic table?
[A] Fluorine and Caesium
[B] Hydrogen and Helium
[C] Carbon and Oxygen
[D] Chlorine and Fluorine
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B) Fluorine & Caesium
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ANSWER ⤵
- Most electronegative element is Chlorine and Fluorine
- Least electronegative Hydrogen and Helium
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