MCQ
Which of the following does not react with $PC{l_5}$
- A$C{H_3}OH$
- B$C{H_3}COOH$
- C$C{H_3}CHO$
- ✓${C_2}{H_6}$

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$(I)\, IUPAC$ name of compound is pentaamminenitrito $-N-$ chrornium $(III)$ tetrachlorozincate $(II)$
$(II)$ It shows geometrical isomerism
$(III)$ It shows linkage isomerism
$(IV)$ It shows coordination isomerism

$Z{n^{2 + }}\,(aq)\, + \,2e\, \rightleftharpoons \,Zn\,(s)\,;\, - \,0.762\,V$
$C{r^{3 + }}\,(aq)\, + \,3e\, \rightleftharpoons \,Cr(s)\,;\, - \,0.740\,\,V$
$2{H^ + }\,(aq)\, + \,2e\, \rightleftharpoons \,{H_2}(g)\,;\,\,\,0.00\,\,\,V$
$F{e^{3 + }}\,(aq)\, + \,e\, \rightleftharpoons \,F{e^{2 + }}(aq)\,;\,\,\,0.770\,\,\,V$
Which is the strongest reducing agent ?