Treatment of conc. HI with ethyl ether will give the product:
Diethyl ether C4H10O, used medically as an anesthetic, is prepared from ethyl alcohol C2H5OH in presence of an acid.
2C2H5OHacid−−→1400C2H5OC2H5+H2O
Calculate the % yield if 46 g of ethyl alcohol gives 30 g of ether.