The Student Room Group

Does the number of neutrons in an atom affect electronegativity?

Does the number of neutrons in an atom affect electronegativity?

If there were more neutrons, then the nucleus would be larger, then the protons may be closer to the shells and thus there may be more attraction? Or would the larger nucleus push the shells out to the normal distance? (Is there a "normal distance"? :s-smilie:)

I asked my chemistry teacher but he didn't know - does anyone here know? :smile: Or does anyone have a different way of looking at it? :smile:
They don't, no. The size of the nucleus is so much smaller than the size of the atom, the effect of a few more neutrons is insignificant :smile:
Reply 2
Hmm.....
Generally there is no effect....
But in case of hydrogen to deuterium nucleus size just get doubled....
So there should be some effect... :smile:
Reply 3
Generally there is no effect...
But in case of hydrogen ...it really happens as nucleus just get doubled..... :smile:

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