The Sum of the Oxidation Numbers of All Atoms in K₂Cr₂O₇

question 48

True/False

The sum of the oxidation numbers of all atoms in K₂Cr₂O₇ equals zero.

---

Definitions:

Phloem

The vascular tissue in plants responsible for the transport of organic nutrients, particularly sugar, from the leaves to other parts of the plant.

Dissolved Sugars

Sugars that have been dissolved in a liquid, thereby becoming part of the liquid's solution.

Periderm

The protective outer layer of a plant's bark, composed of the phellem, phellogen, and phelloderm.

Woody Plants

Plants that are primarily composed of lignin and cellulose, which give them rigid structures, including trees, shrubs, and vines.