Multiple Choice
Which of the following electron configurations for neutral atoms represents an excited state?
83
views
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?72views
- Multiple ChoiceWhich of the following is the correct ground-state electron configuration for molybdenum (Mo, z = 42)?75views
- Multiple ChoiceHow many 5d orbitals are present in an atom?86views
- Multiple ChoiceWhich of the following is the correct electron configuration for an atom of silicon?79views
- Multiple ChoiceWhy is the current atomic model referred to as the 'electron cloud model'?92views
- Multiple ChoiceWhich of the following is the correct electron configuration for zirconium (atomic number 40)?84views
- Multiple ChoiceWhich atom has the electron configuration 1s2 2s2 2p6 3s2 3p6?108views
- Multiple ChoiceWhich element has a total of five occupied principal energy levels?76views
- Multiple ChoiceIn a multi-electron atom, which of the following orbitals will have the highest energy?69views
- Multiple ChoiceHow many electrons can an atom have in its first electron shell (n = 1)?67views
- Multiple Choice1s^2 2s^2 2p^6 3s^2 3p^6 4s^1 is the electron configuration for which element?63views
- 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^369views
- Multiple ChoiceWhich element has the electron configuration 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p5?80views
- Multiple ChoiceWhich of the following is the correct electron configuration for the bromide ion, Br−?70views