| LIST I | LIST II | ||
| A. | Fe2+ | I. | 2.84 BM |
| B. | Ni2+ | II. | 0.00BM |
| C. | Mn2+ | III. | 4.90BM |
| D. | Zn2+ | IV. | 5.92BM |
Consider the following reaction:
\[ A + NaCl + H_2SO_4 \xrightarrow[\text{Little amount}]{} CrO_2Cl_2 + \text{Side products} \] \[ CrO_2Cl_2(\text{Vapour}) + NaOH \rightarrow B + NaCl + H_2O \] \[ B + H^+ \rightarrow C + H_2O \]
The number of terminal 'O' present in the compound 'C' is ________.