MCQ
The molal elevation constant depends upon:
- ANature of solute.
- ✓Nature of the solvent.
- CVapour pressure of the solution.
- DEnthalpy change.
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What is structure of $(A)$ ?
The original compound showed these properties also :
$\mathop {{C_9}{H_{12}}{O_2}}\limits_{(A)} \,\xrightarrow{{Na}}\,{H_2}$ liberated
$\mathop {{C_9}{H_{12}}{O_2}}\limits_{(A)} \,\xrightarrow{{Br}}$ no rapid reaction
$\mathop {{C_9}{H_{12}}{O_2}}\limits_{(A)} \,\xrightarrow[{cool}]{{Cr{O_3}\,/\,{H^ + }}}{C_9}{H_8}{O_3}$
