MCQ
Species having maximum $'Cl-O'$ bond order is
- A$ClO^-_3$
- B$ClO_3$
- C$ClO_2$
- D$ClO^-_2$
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| Column $I$ (Mixture of compounds) | Column $II$ (Separation Technique) |
| $A$ $H _2 O / CH _2 Cl _2$ | $I$ Crystallization |
| $B$ $Image$ | $II$ Differential solvent extraction |
| $C$ Kerosene/Naphthalene | $III$ Column chromatography |
| $D$ $C _6 H _{12} O _6 / NaCl$ | $IV$ Fractional Distillation |
Correct match is : 
| List - I | List - II | ||
| A. | $\left[ Co \left( NH _3\right)_{ 6 }\right]\left[ Cr ( CN )_6\right]$ | (i) | Linkage isomerism |
| B. | $\left.\left[ Co \left( NH _3\right)_3 NO _2\right)_3\right]$ | (ii) | Solvate isomerism |
| C. | $\left[ Cr \left( H _2 O \right)_6\right] Cl _3$ | (iii) | Co-ordination isomerism |
| D. | cis- $\left.\left[ CrCl _2( ox )_{ 2 }\right]\right]^{3-}$ | (iv) | Optical isomerism |