Chemistry · Classification of Elements and Periodicity in Properties
The electronic configuration of the element which is just above the element with atomic number 43 in the same group is:
- 11s2 2s2 2p6 3s2 3p6 3d7 4s2
- 21s2 2s2 2p6 3s2 3p6 3d6 4s2
- 31s2 2s2 2p6 3s2 3p6 3d5 4s2 4p6
- 41s2 2s2 2p6 3s2 3p6 3d5 4s2✓
Correct answer
1s2 2s2 2p6 3s2 3p6 3d5 4s2
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