Chapter 8: Electron Configuration and Chemical Periodicity5.In many-electron atoms, which quantum numbers specify the energy of an electron?A) nand lB) nand mlC) land mlD) nand msE) n, lAns: A
, and ml
Difficulty: E6.Which of the following sublevels is filled last? 3
Difficulty: M7.“Electrons added to atomic orbitals of the same energy will remain unpaired with parallel spins until the subshell is more than half-filled” is a statement of
Difficulty: E8.Which one of the following statements about atomic structure and quantum numbers is incorrect?
E)The following set of quantum numbers for a single orbital is not allowed: n= 3,= 1, ml= –2.l