Quantum Numbers and Atomic Orbitals, Assignments of Chemistry

Download Quantum Numbers and Atomic Orbitals and more Assignments Chemistry in PDF only on Docsity! Matthew Parker 263-8340 Sunday 5:30-6:30 Tuesday 6:00-7:00 Thursday 5:00-6:00 Chapter 6 “…that's because I'm amazing. Did you know I invented the cotton gin, because I needed a more efficient way to de-seed my cotton bales?” The first quantum number, n, corresponds most accurately to: a) shape. b) orientation. c) size. d) spin. For a given n, how many values of l are there? a) n b) n-1 c) 2n-1 d) n+1 The second quantum number l, is called the: a) the second-order anharmonicity parameter. b) magnetic orientation quantum number. c) the angular momentum quantum number. d) Hamiltonian. Which quantum number is usually indicated with a letter? a) n b) l c) ml d) ms Which of the following subshell designations are not valid? a) 10s b) 3f c) 9g d) 2d The third quantum number, ml, can best be described as: a) size. b) spin. c) orientation. d) shape. A given n defines the: a) subshell. b) shell. c) orbital. d) electron. A given n, l, and ml defines the: a) electron. b) subshell. c) orbital. d) shell. A given n and l defines the: a) subshell. b) shell. c) electron. d) orbital. A given n, l, ml, and ms defines the: a) orbital. b) shell. c) subshell. d) electron. How many electrons can one orbital contain? a) ml-2 electrons b) 2 electrons c) 4 electrons d) n electrons Which element has the ground state electron configuration [Ne]4s23d5? a) magnesium b) manganese c) chromium d) iron Which electron configuration represents an excited state? a) [Ar]4s15s1 b) [Ne]3s2 c) 1s22s22p5 d) [Ne]3s23p4 How many unpaired electrons are there in the ground state configuration of selenium? a) 0 b) 1 c) 2 d) 3