MCQ
The correct $I U P A C$ name of the given compound is


- A$7-$ hydroxy cyclohex $-5-$ en $-1 -$ one
- B$3-$ hydroxy cyclohex $-5-$ en $-1 -$ one
- C$8 -$ hydroxy cyclohex $-3-$ en $-1 -$ one
- ✓$5-$ hydroxy cyclohex $-3-$ en $-1 -$ one

The structure is shown below
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$Zn\left( s \right) + C{u^{2 + }}\left( {aq} \right) \rightleftharpoons Z{n^{2 + }}\left( {aq} \right) + Cu\left( s \right)$
Standard reaction enthalpy $\left( {{\Delta _r}{H^ - }} \right)$ ....... $\mathrm{kJ}$