\({x}+6 \times(-1)=-4\)
\({x}=+2\)
\({Co}^{2+}:[{Ar}] 3 {~d}^{7}\)
and \({CN}^{-}\)is a strong field ligand which can pair electron of central atom.
It has one unpaired electron ( \(n\) ) in \(4d-\)subshell.So spin only magnetic moment \((\mu)=\sqrt{n(n+2)}\, B . M\)
where \({n}=\) number of unpaired electrons.
\(\mu=\sqrt{3} \,{~B} . {M} \quad \mu=1.73\, {BM}\)
${\left[\mathrm{Fe}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+},\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+},\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+},}$
${\left[\mathrm{Cu}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+},\left[\mathrm{Cr}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}}$
|
લીસ્ટ $I$ |
લીસ્ટ $II$ |
|
$A.$ સ્નાયુ સંકોચન |
$I.$ ઝીંક |
|
$B.$ ભૂરી-લીલી લીલ |
$II.$ કોબાલ્ટ |
|
$C.$ કાર્બોક્સિપેપ્ટાઈડેઝ |
$III.$ કેલ્શિયમ |
|
$D.$ સાયનોકોબાલએમાઈન |
$IV.$ મોલીબ્ડેનમ |
|
લીસ્ટ $I$ (વાહકતા) |
લીસ્ટ $II$ (સૂત્ર) |
|
$A.\ 229$ |
$i.\ [Pt(NH_3)_5Cl]Cl_3$ |
|
$B.\ 97$ |
$ii.\ [Pt(NH_3)_3Cl_3]Cl$ |
|
$C.\ 404$ |
$iii.\ [Pt(NH_3)_4Cl_2]Cl_2$ |
|
$D.\ 523$ |
$iv.\ [Pt(NH_3)_6]Cl_4$ |
વિક્લપ કયો છે