Which is distilled first ?

Options

A. liquid `H _(2)`
B. `NHO_(3)`
C. `H_(2) SO_(3)`
D. `HNO_(2)`

Answer

A

Explanation

Due to small size, van der Waal's forces of attraction are minimum in case of liquid `H_(2).` Therefore, of all the molecules listed, in has the lowest b.p. and hence distils first of all.