The Brainliest Answer!
Only negative charge is transferred and not positive charge because the free electrons(which get transferred)  are only present on the surface of the body and hence only electrons get transferred.Whereas protons (+ve charge) remain inside the nucleus and are not free to transfer.
hope i helped u:)
2 5 2 too..
where u live?
come on personal chat......this place is meant to post comments...
this place is meant to post comment...come on personal chat....thanku:)