In the Complex Ion [Fe(CN)₆]^4-, What Is the Oxidation Number

question 81

Multiple Choice

In the complex ion [Fe(CN) ₆]^4-, what is the oxidation number of Fe?

• A) +1
• B) +2
• C) +3
• D) -4
• E) +6

---

Definitions:

Alaskan Eskimos

Indigenous peoples of Alaska known for their traditional ways of life, including subsistence hunting and fishing, with unique cultural and linguistic characteristics.

Transmit Cultural Innovations

The process through which new ideas, practices, values, or technologies are shared and adopted within a culture or from one culture to another.

Australian Dolphins

A reference to dolphin species that are found in Australian waters, known for their intelligence and complex behaviors.

Language Development

The way in which kids learn to comprehend and use language during their early years.