Match List I (complex ions) with List II (CFSE) and select the correct answer using the codes given below the list; List I List II (P) \[{{[Mn({{H}_{2}}{{O}_{6}})]}^{2+}}\] 1. \[-\]0.6 \[{{\Delta }_{0}}\] (Q) \[{{[Cr({{H}_{2}}{{O}_{6}})]}^{2+}}\] 2. \[-\]0.4 \[{{\Delta }_{0}}\] (R) \[{{[Fe({{H}_{2}}{{O}_{6}})]}^{2+}}\] 3. 0 (S) \[{{[Cr({{H}_{2}}{{O}_{6}})]}^{3+}}\] 4. \[-\]1.2 \[{{\Delta }_{0}}\] Code:

• A. P\[\to \]3,           Q\[\to \]1,          R\[\to \]2,           S\[\to \]4
• B. P\[\to \]1,           Q\[\to \]2,          R\[\to \]3,           S\[\to \]4
• C. P\[\to \]4,           Q\[\to \]3,          R\[\to \]2,           S\[\to \]1                       
• D. None of these