A Possible Set of Quantum Numbers to Describe an Electron

question 91

Multiple Choice

A possible set of quantum numbers to describe an electron in a 5p subshell is

• A) n = 5, l = 2, m_l = 2 , m_s = +1/2
• B) n = 4, l = 0, m_l = 0, m_s = - 1/2
• C) n = 5, l = 0, m_l = 0, m_s = +1/2
• D) n = 3, l = 1, m_l = 1, m_s = - 1/2
• E) n = 5, l = 1, m_l = 0, m_s = +1/2

---

Definitions:

True Coelom

A fluid-filled body cavity completely lined by tissue derived from the mesoderm, found in most complex animals, which provides a space for organ development and movement.

Sponges

Simple aquatic animals that draw water containing food particles into their porous bodies by means of flagellated cells.

Hydras

A type of small, freshwater organisms from the phylum Cnidaria, known for their regenerative abilities.

Flatworms

Invertebrates such as planarians and tapeworms with extremely thin bodies, a three-branched gastrovascular cavity, and a ladder type nervous system.