The 3rd period element with 3 unpaired electrons. Two 4th period elements with a
ID: 524644 • Letter: T
Question
The 3rd period element with 3 unpaired electrons. Two 4th period elements with a half-filled d sublevel Any transition element that has a completely filled 3d sublevel. An element with a half filled 4p sublevel The most reactive non-metal in the periodic table. The fastest reacting alkaline earth metal. An element whose atoms have only one of their 5p orbitals completely filled. An element whose atoms have a half-filled 2nd energy level. An element with 10 electrons in the 4d sublevel. The halogen with the largest atomic radius. The smallest element whose electron configuration ends in p^4. The largest main-group element containing two unpaired electrons. The smallest atom containing a half filled f sublevel. Two alkali metals that have a completely filled 5s sublevel. The period 4 element with the lowest 1st ionization energy. The group 2 element with the highest 1st ionization energy.Explanation / Answer
For all these answers you need to keep electronic configurations of all in front of us.
2. Phosphorus P
3. Cr and Mn
4. Cu
5.As
6. F
7. Ba
8. Sn
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