TS EAMCET · Chemistry · Coordination Compounds
In which of the following ions the spin only magnetic moment is lowest?
- A \(\left[\mathrm{Ti}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+}\)
- B \(\left[\mathrm{Mn}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}\)
- C \(\left[\mathrm{Ni}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}\)
- D \(\left[\mathrm{Co}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{2+}\)
Answer & Solution
Correct Answer
(A) \(\left[\mathrm{Ti}\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+}\)
Step-by-step Solution
Detailed explanation
\(\left[\mathrm{Ti} .\left(\mathrm{H}_2 \mathrm{O}\right)_6\right]^{3+} \quad\) unpaired \(\mathrm{e}^{-}\) \begin{array}{ll}\mathrm{T1}^{+3}[18 \mathrm{Ar}] 3 \mathrm{~d}^1 4 \mathrm{~s}^0 & 1 \\\mathrm{Mn}^{2+}[\mathrm{Ar}] 3 \mathrm{~d}^5 4 \mathrm{~s}^0 & 5…
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