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describes the energies and Summative Assessment No. 2.1 IDENTIFICATION: Identify the terms being described. Write your answer on your answer sheet. AVOID ERASURES.
1. He discovered planetary model. 2. He discovered wave mechanical model.
3. It states that no two electrons in an atom can have the same set of the four quantum numbers.
4. It describes the order in which the electron enter the different orbitals and sublevels.
5. Write the electron configuration and box diagram of Chlorine​