MCQ
$HF$ has highest boiling point among hydrogen halides, because it has
- Alowest dissociation enthalpy
- Bstrongest van der Waals’ interactions
- ✓strongest hydrogen bonding
- Dlowest ionic character
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$xMnO_4^ - \, + \,y{C_2}O_4^{2 - }\, + \,z{H^ + }\, \rightarrow $$\,xM{n^{2 + }} + 2yC{O_2} + \frac{z}{2}{H_2}O$
The value's of $x, y$ and $z$ in the reaction are, respectively :
$H _2 O (\ell) \rightarrow H _2 O ( g )$
at $T =100^{\circ} C$ and $1$ atmosphere pressure, the correct choice is :