One method of producing hydrogen peroxide is to add barium...

Name: Problem 54, Chapter 6: Introductory Chemistry
Uploaded: 2020-05-26T18:35:02-08:00
Duration: 1 min 40 s
Channel: Julie Guaglianone
Description: One method of producing hydrogen peroxide is to add barium peroxide to water. A precipitate of barium oxide forms, which may then be filtered off to leave a solution of hydrogen peroxide. Write the balanced chemical equation for this process.

One method of producing hydrogen peroxide is to add barium peroxide to water. A precipitate of barium oxide forms, which may then be filtered off to leave a solution of hydrogen peroxide. Write the balanced chemical equation for this process.

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Key Concepts

Balanced Chemical Equations

Balanced chemical equations are the representation of chemical reactions where the number of atoms for each element is conserved between reactants and products. This involves adjusting coefficients so that the total mass and number of each type of atom are identical on both sides of the equation, reflecting the law of conservation of mass.

Reactivity of Metal Peroxides with Water

Metal peroxides, such as barium peroxide, react with water in a way that often produces hydrogen peroxide. Understanding this reaction requires knowing that the peroxide ion can release oxygen, and that the interactions with water yield products that include both soluble and insoluble compounds, illustrating specific reaction pathways for peroxides.

Precipitation and Filtration

Precipitation is a process by which an insoluble solid forms in a solution, allowing its separation by techniques like filtration. Recognizing which products in a reaction are insoluble is important, as it enables one to isolate and purify certain chemicals—illustrated by the formation of an insoluble metal oxide that can be removed to leave the desired solution.

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