MCQ
Which is not true for arginine?
- AIt is a crystalline solid.
- BIt is associated with more than one $pK _{ a }$ values.
- CIt has a fairly high melting point.
- ✓It has high solubility in benzene.

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$T{i^{4 + }} + e \to T{i^{3 + }},\,{E^o} = - xV$,
$F{e^{3 + }} + e \to F{e^{2 + }},\,{E^o} = - yV$,
$\{$ where $x < y$ point out the wrong statement
Phenol $\xrightarrow{{Zn\,\,dust}}X\,\xrightarrow[{Anhyd.\,AlC{l_3}}]{{C{H_3}Cl}}\,Y\xrightarrow{{Alkaline\,\,KMn{O_4}}}\,Z$
the product $Z$ is