Which of the Following Statements About an Electron Shell in a Hydrogen-Like

Multiple Choice

Which of the following statements about an electron shell in a hydrogen-like atom is NOT true?

A) Higher shells are at higher energy.
B) All electrons in the same shell occupy regions in space that have the same shape.
C) The principal quantum number,n,is used to specify a shell.
D) The size of the shell increase as n increases.
E) A shell can contain no more than n² orbitals.