Pnictogens

Definition

Pnictogens are elements in Group 15 of the periodic table, including nitrogen, phosphorus, arsenic, antimony, and bismuth. They are known for having five valence electrons.

5 Must Know Facts For Your Next Test

1. Pnictogens have five valence electrons, which makes them versatile in forming covalent bonds.
2. Nitrogen is the most abundant pnictogen in Earth's atmosphere.
3. Phosphorus is essential for life, being a key component of DNA and ATP.
4. The reactivity of pnictogens decreases down the group; nitrogen is highly reactive while bismuth is relatively inert.
5. Pnictogens can form multiple oxidation states, typically ranging from -3 to +5.

Review Questions

Related terms

Valence Electrons:

Electrons in the outermost shell of an atom that are involved in forming bonds.

Oxidation State:

A measure of the degree of oxidation of an atom in a substance; it signifies the number of electrons lost or gained.

Periodic Table:

A tabular arrangement of chemical elements organized by increasing atomic number and recurring chemical properties.