How can ethane be prepared from ethyl iodide?
By reduction of ethyl iodide, ethane can be prepared.
The reduction is done with the reagent like $$ Zn + CH_{3}COOH , Zn + NaOH , HI + P $$ or $$ Zn-Cu $$
$$ C_{2}H_{5}I + H_2 \xrightarrow[]{Zn-Cu} C_{2}H_{6} + HI $$