MCQ
In which of the following compound transition metal has zero oxidation state
- A$Cr{O_5}$
- B$N{H_2}.N{H_2}$
- C$NOCl{O_4}$
- ✓$[Fe{(CO)_5}]$
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|
List $- I$ |
List $- II$ |
| $(a)$ Zymase | $(i)$ Stomach |
| $(b)$ Diastase | $(ii)$ Yeast |
| $(c)$ Urease | $(iii)$ Malt |
| $(d)$ Pepsin | $(iv)$ Soyabean |
Choose the correct answer from the options given below
Statement $I :$ The identification of $Ni ^{2+}$ is carried out by dimethyl glyoxime in the presence of $NH _{4} OH$.
Statement $II :$ The dimethyl glyoxime is a bidentate neutral ligand.
In the light of the above statements, choose the correct answer from the options given below: