Same chapter3 marksDifficulty: Medium
State the de Broglie relation and Heisenberg's uncertainty principle.
Structure of Atom
3 marksDifficulty: Medium
How many electrons can the n = 3 shell hold, and how are they distributed among the subshells?
Original Khojo Papers practice question — not from a past board paper.
Answer
18 electrons: 2 in 3s, 6 in 3p and 10 in 3d.
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Explanation
The capacity of a shell is 2n2, which is 18 for n = 3.
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