MCQOPTIONS
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| 1. |
The correct order of second ionization energies of C, N, O and F is? |
| A. | C u003e N u003e O u003e F |
| B. | O u003e N u003e F u003e C |
| C. | O u003e F u003e N u003e C |
| D. | F u003e O u003e N u003e C |
| Answer» D. F u003e O u003e N u003e C | |