MCQOPTIONS
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MCQOPTIONS
| 1. |
The electronic configuration of "Cr" with atomic number 24 is |
| A. | 1s2 2s2 2p6 3s2 3p6 3d4 4s2 |
| B. | 1s2 2s2 2p6 3s2 3p6 3d6 |
| C. | 1s2 2s2 2p6 3s2 3p6 3d5 4s1 |
| D. | 1s2 2s2 2p6 3s2 3p6 3d4 4s1 4p1 |
| Answer» D. 1s2 2s2 2p6 3s2 3p6 3d4 4s1 4p1 | |