Unit 7 Electronic Structure Problem Set – the following list of atomic and ionic species, find the appropriate match for questions 1 4. – a) Fe2+ b) Cl c) K+ d) Cs e) Hg+ 1. Has the electron configuration 1s22s22p63s23p63d6. 2. Has a noble gas electron configuration. 3. Has electrons in f orbitals Is isoelectronic with gold 4. 5. Which of the following combinations of particles represents an ion net charge of -1 and has a mass number of 82? a) 46 neutrons, 35 protons, 36 electrons b) 46 neutrons, 36 protons, 35 electrons c) 46 neutrons, 36 protons, 36 electrons d) 47 neutrons, 35 protons, 35 electrons e) 47 neutrons, 35 protons, 36 electrons 6. For a neutral As atom in the ground state, how many electrons have quantum numbers = 4, = 1? n l a) 2 b) 3 c) 4 d) 5 e) 6 7. Which electron configuration is impossible? a) 1s22s22p6 b) 1s22s22p3 1s22s22p63s1 c) d) 1s22s22p63s2 e) 1s22s22p62d2
Unit 7 – Electronic Structure Problem Set the following list of atomic and ionic species, find the appropriate match for questions 1 – 4. a) Fe2+ b) Cl c) K+ d) Cs e) Hg+ 1. Has the electron configuration 1s22s22p63s23p63d6. 2. Has a noble gas electron configuration. 3. Has electrons in f orbitals 4. Is isoelectronic with gold 5. Which of the following combinations of particles represents an ion net charge of -1 and has a mass number of 82? a) 46 neutrons, 35 protons, 36 electrons b) 46 neutrons, 36 protons, 35 electrons c) 46 neutrons, 36 protons, 36 electrons d) 47 neutrons, 35 protons, 35 electrons e) 47 neutrons, 35 protons, 36 electrons 6. For a neutral As atom in the ground state, how many electrons have quantum numbers n = 4, l = 1? a) 2 b) 3 c) 4 d) 5 e) 6 7. Which electron configuration is impossible? a) 1s22s22p6 b) 1s22s22p3 c) 1s22s22p63s1 d) 1s22s22p63s2 e) 1s22s22p62d2
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