JEE Mains · Chemistry · STD 12 - 5. Co-ordination chemistry
If the CFSE of \(\left[ Ti \left( H _2 O \right)_6\right]^{3+}\) is \(-96.0\,kJ / mol\), this complex will absorb maximum at wavelength \(........nm\). (nearest integer) Assume Planck's constant \(( h )=6.4 \times 10^{-34}\,Js\) Speed of light \(( c )=3.0 \times 10^8\,m / s\) and Avogadro's constant \(\left( N _{ A }\right)=6 \times 10^{23} / mol\)
- A \(481\)
- B \(482\)
- C \(480\)
- D \(483\)
Answer & Solution
Correct Answer
(C) \(480\)
Step-by-step Solution
Detailed explanation
\(\left( Ti ^{+3}\left( H _2 O \right)_6\right)^{3+}\) \(Ti ^{+3}: 3 d ^1\) \(C.F.S.E.\) \(=-0.4 \times \Delta_0\) \(=-\frac{96 \times 10^3}{ N _0}\,J\) \(\Delta_0=\frac{96 \times 10^3}{0.4 \times 6 \times 10^{23}}\)…
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