Multiple Choice
Which of the following electron configurations for neutral atoms represents an excited state?
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10. Periodic Properties of the Elements
The Electron Configuration
Back10. Periodic Properties of the Elements
The Electron Configuration
- Multiple ChoiceWhich of the following is the correct electron configuration for Mg?32views
- Multiple ChoiceWhich of the following is the correct ground-state electron configuration for molybdenum (Mo, z = 42)?34views
- Multiple ChoiceHow many 5d orbitals are present in an atom?42views
- Multiple ChoiceWhich of the following is the correct electron configuration for an atom of silicon?33views
- Multiple ChoiceWhy is the current atomic model referred to as the 'electron cloud model'?38views
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- Multiple ChoiceWhich atom has the electron configuration 1s2 2s2 2p6 3s2 3p6?44views
- Multiple ChoiceWhich element has a total of five occupied principal energy levels?36views
- Multiple ChoiceIn a multi-electron atom, which of the following orbitals will have the highest energy?35views
- Multiple ChoiceHow many electrons can an atom have in its first electron shell (n = 1)?24views
- Multiple Choice1s^2 2s^2 2p^6 3s^2 3p^6 4s^1 is the electron configuration for which element?22views
- Multiple ChoiceConsider the following electron configurations. Which atom is expected to be the most stable?A) 1s^2 2s^2 2p^6B) 1s^2 2s^2 2p^5C) 1s^2 2s^2 2p^4D) 1s^2 2s^2 2p^330views
- Multiple ChoiceWhich element has the electron configuration 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p5?31views
- Multiple ChoiceWhich of the following is the correct electron configuration for the bromide ion, Br−?26views