Zinc depositied not H2 given off, even though Zn more reactive than H, as concentration Zn2+ much higher than conc H+,. Also the power supply voltage is more than the redox potential of the Zn2+/Zn half cell, so we have an "overvoltage" which helps overcome the activation energy.
Zinc depositied not H2 given off, even though Zn more reactive than H, as concentration Zn2+ much higher than conc H+,. Also the power supply voltage is more than the redox potential of the Zn2+/Zn half cell, so we have an "overvoltage" which helps overcome the activation energy.
Oh wow !!
wow thats crazy
it is