3) Which one of the following could be the electron configuration for an element with the following Lewis diagram? a) 1s22s1 b) 1s22s22p3 c) 1s22s22p1 d) [Ar]4s23d3 e) more than one are correct 4) The species with the following energy level diagram is: a) Ne b) Na c) Na+ d) K e) Cl– 5) In the emission spectrum of hydrogen, which electronic transition would produce a line in the visible region of the electromagnetic spectrum? a) n = 2 n = 1 b) n = 3 n = 2 c) n = 2 n = 3 d) n = n = 1 6) How many unpaired electrons are in the ground state energy level diagram for an atom of sulfur? a) 1 b) 2 c) 3 d) 4 e) 5 7) Which of the following particles has the same electron configuration as krypton? a) Ga3+ b) Ga3– c) Sn4+ d) Sn2+ e) As3– 8) Complete the following table: Symbol Number Number Number Name of of Atomic Mass Overall of of of Element Atom Number Number Charge Protons Neutrons Electrons or Ion
3) Which one of the following could be the electron configuration for an element with the following Lewis diagram? a) 1s22s1 b) 1s22s22p3 c) 1s22s22p1 d) [Ar]4s23d3 e) more than one are correct 4) The species with the following energy level diagram is: a) Ne b) Na c) Na+ d) K e) Cl– 5) In the emission spectrum of hydrogen, which electronic transition would produce a line in the visible region of the electromagnetic spectrum? a) n = 2 n = 1 b) n = 3 n = 2 c) n = 2 n = 3 d) n = n = 1 6) How many unpaired electrons are in the ground state energy level diagram for an atom of sulfur? a) 1 b) 2 c) 3 d) 4 e) 5 7) Which of the following particles has the same electron configuration as krypton? a) Ga3+ b) Ga3– c) Sn4+ d) Sn2+ e) As3– 8) Complete the following table: Name of Element Symbol of Atom or Ion Atomic Number Mass Number Number of Protons Number of Neutrons Number of Electrons Overall Charge