MCQ
The strongest ligand in the following is
- ✓$C{N^ - }$
- B$B{r^ - }$
- C$H{O^ - }$
- D${F^ - }$
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Ethanol $\xrightarrow{{PB{r_3}}}X\,\xrightarrow{{alc.\,KOH}}\,Y$$\,\xrightarrow[{(ii)\,{H_2}O\,,\,heat}]{{(i)\,{H_2}S{O_4},\,room\,\,temperature}}Z$
the product $Z$ is
$($ given $=$ Atomic number of $\mathrm{Ni}: 28)$