Sathish10 Years agoH2O is liquid, because of intermoleucular hydrogen bonding. H2S is gas, because no hydrogen bonding is possible.
Nikhil Upadhyay10 Years agoH2O is a liquid because it has inter molecular hydrogen bonding which is stong whereas H2S is a gas because of weak WAN DER WAALS FORCES and absence of hydrogen bonding between its molecules.Hence themolecules of H2O are strongly packed than H2S ,thus it is liquid at room Temperature.PLZ APPROVE MY ANS