Physics · Atomic Structure
Consider a hypothetical situation where the azimuthal quantum number 'l' takes values from 0 to n (instead of 0 to n-1), where n is the principal quantum number. Under this condition, which of the following statements is correct?
- 1The element with atomic number 6 has a p-valence subshell
- 2The element with atomic number 8 is the first noble gas
- 3The element with atomic number 13 has a half-filled valence subshell✓
- 4The element with atomic number 9 is the first alkali metal
Correct answer
The element with atomic number 13 has a half-filled valence subshell
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