MCQOPTIONS
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| 1. |
A neutral atom will have the lowest ionization potential when its electronic configuration is [NCERT 1978; CBSE PMT 1991] |
| A. | \[1{{s}^{1}}\] |
| B. | \[1{{s}^{2}},\,2{{s}^{2}}{{p}^{6}}\] |
| C. | \[1{{s}^{2}},\,2{{s}^{2}}{{p}^{2}}\] |
| D. | \[1{{s}^{2}},\,2{{s}^{2}}{{p}^{6}},\,3{{s}^{1}}\] |
| Answer» E. | |