Answer
The sub-levels are s (l = 0), which can hold up to 2 electrons. Sub-level p (l = 1) can hold up to 6 electrons. Sub-level d (l = 2) can hold up to 10 electrons. And sub-level f (l = 3) can hold up to 14 electrons.
Work Step by Step
The sub-levels are s (l = 0), which can hold up to 2 electrons. Sub-level p (l = 1) can hold up to 6 electrons. Sub-level d (l = 2) can hold up to 10 electrons. And sub-level f (l = 3) can hold up to 14 electrons.