Question

significado de zinc electrode , salt bridge zn side , salt bridge cu side , copper cathode

Answer 1

Electrode zinc (Zn). It consists of a block of high purity Zn; generally a Zn alloy is used as that used for galvanic anodes Zn.
A salt bridge, is a device used to connect the half-cells oxidation and reduction of a galvanic cell (or voltaic cell), a type of electrochemical cell. Saltbridge function is to isolate the contents of the two parts of the cell while the electrical contact between them is maintained.
copper cathodes: copper plates are high purity are obtained in the process of electro refining and electrowinning.