|Note:- You can add tough questions into your favourite list for second revision.|
|Q1.||For water, at pressures below atmospheric,|
|A.||melting point rises slightly and boiling point drops markedly
||B.||melting point rises markedly and boiling point drops markedly
|C.||melting point drops slightly and boiling point drops markedly
||D.||melting point drops slightly and boiling point drops slightly
||E.||none of the above.
|Q2.||At very low temperature, the melting and boiling temperatures become equal. This temperature is|