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The crystal fied stabilization energy (CFSE) of \( \left[\mathrm{Fe}\left(\mathrm{H}_{2} \mathrm{O}\right)_{6}\right] \mathrm{Cl}_{2} \) and \( \mathrm{K}_{2}\left[\mathrm{NiCl}_{4}\right] \), respectively, are
\( \mathrm{P} \)
[JEE Main 2019]
(1) \( -0.4 \Delta_{\mathrm{v}} \) and \( -0.8 \Delta_{\mathrm{t}} \)
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(2) \( -0.4 \Delta_{\mathrm{o}} \) and \( -1.2 \Delta_{\mathrm{t}} \)
(3) \( -2.4 \Delta_{0} \) and \( -1.2 \Delta_{1} \)
(4) \( -0.6 \Delta_{0} \) and \( -0.8 \Delta_{1} \)
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