MCQOPTIONS
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MCQOPTIONS
| 1. |
The electronic configuration of cobalt is |
| A. | \[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}}.3{{s}^{2}}3{{p}^{6}}3{{d}^{1}},4{{s}^{2}}\] |
| B. | \[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}3{{p}^{6}}3{{d}^{7}},4{{s}^{2}}\] |
| C. | \[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}3{{p}^{6}}3{{d}^{3}},4{{s}^{2}}\] |
| D. | \[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}3{{p}^{6}}3{{d}^{5}},4{{s}^{2}}\] |
| Answer» C. \[1{{s}^{2}},2{{s}^{2}}2{{p}^{6}},3{{s}^{2}}3{{p}^{6}}3{{d}^{3}},4{{s}^{2}}\] | |