Question

what is activated charcoal ? how is it prepared

Answer 1

In this work activated carbon was prepared from green coconut shells by chemicalactivation method. ... The activated carbon was used as adsorbent for the removal of carbon dioxide from flue gas as well as various inorganic contaminants from waste water.

Answer 2

here is ur answer

we can improve the activity of charcoalby heating it 900 to 950 degree celsius in the absence of air and then passing steam through it.this charcoal changes to activated charcoal. the steam increases the size of pores so its adsorbing property increases 10 times than normal..

activated charcoal is used in filters to remove offensive smell from air etc.

hope it helped u
natasha41