Occurrence Of Metals

[@HarshitSingh-zd3ds]

Thank you ma'am 😊

[@preetimittal5506]

Most welcome 😊

[@RekhaNagar-s4b]

Thankyou ma'am for amazing explanation😊

[@preetimittal5506]

Welcome...

[@vanshika-625]

Thanku maam.. 🙂👍

[@anitasharma7611]

Ma'am I have a 🙋‍♀️ doubt..
If pure copper is obtained by using thin strip of pure copper at cathode and impure copper at anode
Then what scientist took at cathode when they first tried to obtain pure copper??