A Explain or Define What Is Meant by the Term

question 110

Essay

a. Explain or define what is meant by the term "oxidation."
b. Write down the oxidation numbers of all the atoms in the following formulas.
K₂Cr₂O₇ NaH

---

Definitions:

Ex Situ Conservation

The strategy of preserving endangered species or genetic materials outside their natural habitats, such as in zoos, seed banks, or aquariums.

CFC

Chlorofluorocarbons, compounds containing carbon, chlorine, and fluorine, known for their role in ozone depletion.

O3

Ozone; a molecule composed of three oxygen atoms, significant as a protective layer in the Earth's stratosphere and as a pollutant at ground level.

Biosphere Reserves

Zones designed and set aside to protect biodiversity, promote sustainable development, and foster research and conservation education.