What are the observed periodic trends in electron affinity?
Check all that apply.
1.) for main-group elements, electron affinity generally becomes more negative as you move to the right across a row
2.) for main-group elements, electron affinity generally becomes more positive as you move to...
Ive browsed the net and i cannot find the electron affinity trend in period 3 elements.
I don't want to know 'how' the trend works, i need the actual numbers - thankyou!
Electron affinity increases in the periods across the p block. An exception to this trend occurs between groups 14 and 15.
Ex: compare the the EA's of C ([He]2s2 2p2) and N ([He]2s2 2p3). Adding an electron to a C atom gives a half-filled p sublevel. This occurs much more easily than forcing an...
A. for main-group elements, electron affinity generally becomes more negative as you move to the right across a row
B. for main-group elements, electron affinity generally becomes more positive as you move to the right across a row
C. there is not a corresponding trend in electron affinity...
A. for main-group elements, electron affinity generally becomes more negative as you move to the right across a row
B. for main-group elements, electron affinity generally becomes more positive as you move to the right across a row
C. there is not a corresponding trend in electron affinity...
A. for main-group elements, electron affinity generally becomes more negative as you move to the right across a row
B. for main-group elements, electron affinity generally becomes more positive as you move to the right across a row
C. there is not a corresponding trend in electron affinity...
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