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I set out to explore the interesting properties of liquid oxygen by experimenting in the chemistry lab. What is liquid oxygen? First, we should probably understand oxygen gas before we go any further.
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Produce a potassium manganate (VII) reaction using a test tube, Bunsen burner, and scientific inquisition to detect the presence of oxygen. Includes kit list and safety instructions.
22 Σεπ 2021 · Free elemental oxygen occurs naturally as a gas in the form of diatomic molecules, O2 O 2 (g). Oxygen exhibits many unique physical and chemical properties. For example, oxygen is a colorless and odorless gas, with a density greater than that of air, and a very low solubility in water.
19 Αυγ 2019 · Liquid oxygen or O 2 is an interesting blue liquid that you can prepare quite easily yourself. There are several ways to make liquid oxygen. This one uses liquid nitrogen to cool oxygen from a gas into a liquid.
Free elemental oxygen occurs naturally as a gas in the form of diatomic molecules, \(\ce{O2}\) (g). Oxygen exhibits many unique physical and chemical properties. For example, oxygen is a colorless and odorless gas, with a density greater than that of air, and a very low solubility in water.
Oxygen can be prepared in a laboratory from a liquid called hydrogen peroxide. When hydrogen peroxide is broken down in the presence of a black powder called manganese dioxide, new substances (products) are formed. This is an example of a decomposition reaction. Definition: Decomposition Reaction.
Different members of the periodic table will exhibit different reactions when exposed to oxygen, often through heating. This practical supports students to understand the diversity of chemicals and their principles.