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13 votes
3 answers
2k views

Do electrons really hang around the electrode while ions go take a swim?

This answer to this post addresses "what happens if you dip a single zinc electrode into some electrolyte solution." It explains that However, though the zinc ion can diffuse through the ...
Buck Thorn's user avatar
  • 22.5k
-3 votes
2 answers
109 views

What happens during a displacement reaction? [closed]

When Zn metal is added to a solution of Cu(II)SO4, Zinc displaces Cu to form ZnSO4 as Zn is more reactive than Cu. What I don't understand is how. 1- What I'm assuming is: Zn metal collides with [SO4]...
Archock's user avatar
0 votes
1 answer
92 views

Hydrated electrons produced by radiation vs electrons from electrostatic charge: are they equally reactive?

One of the species generated in water or aqueous solutions by the ionizing radiations are free electrons that quickly become "hydrated" or "aqueous electrons" (see for example this ...
CFraggle's user avatar
12 votes
6 answers
591 views

Is there any electronic component to water conductivity?

Answers to Decrease in temperature of a aqueous salt solution decreases conductivity indicate that the electrical conductivity of salt solutions arises from the mobility of ionic species and therefore ...
uhoh's user avatar
  • 5,898