What Is the Oxidation Number of Chromium in [Cr(NH₃)₄Cl₂]Cl

question 51

Multiple Choice

What is the oxidation number of chromium in [Cr(NH₃) ₄Cl₂]Cl ?

• A) - 2
• B) +2
• C) +3
• D) - 3
• E) 0

---

Definitions:

Yeasts

A diverse group of unicellular fungi that are widely used in baking, brewing, and biotechnology for their ability to ferment sugars.

Ediacaran Fauna

Refers to an assemblage of ancient, soft-bodied marine organisms that lived during the Ediacaran Period, approximately 635 to 541 million years ago.

Tetrapods

Vertebrate animals having four limbs or limb-like appendages, including amphibians, reptiles, birds, and mammals.

Lineages

Refers to lines of descent or ancestral sequences, often traced through generations of organisms to study evolutionary relationships.