1.

H_(2)S is more volatile than water because

Answer»

S' is more electro negative than 'O'
O' is more electro negative than 'S'
`H_(2)O` SHOWS H-bonding
`H_(2)O` bond angle is more than `H_(2)S`

Solution :DUE to the formation of INTERMOLECULAR H-bonding by `H_(2)O` molecule.


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